---
_id: '14479'
abstract:
- lang: eng
  text: 'In animals, parasitic infections impose significant fitness costs.1,2,3,4,5,6
    Infected animals can alter their feeding behavior to resist infection,7,8,9,10,11,12
    but parasites can manipulate animal foraging behavior to their own benefits.13,14,15,16
    How nutrition influences host-parasite interactions is not well understood, as
    studies have mainly focused on the host and less on the parasite.9,12,17,18,19,20,21,22,23
    We used the nutritional geometry framework24 to investigate the role of amino
    acids (AA) and carbohydrates (C) in a host-parasite system: the Argentine ant,
    Linepithema humile, and the entomopathogenic fungus, Metarhizium brunneum. First,
    using 18 diets varying in AA:C composition, we established that the fungus performed
    best on the high-amino-acid diet 1:4. Second, we found that the fungus reached
    this optimal diet when given various diet pairings, revealing its ability to cope
    with nutritional challenges. Third, we showed that the optimal fungal diet reduced
    the lifespan of healthy ants when compared with a high-carbohydrate diet but had
    no effect on infected ants. Fourth, we revealed that infected ant colonies, given
    a choice between the optimal fungal diet and a high-carbohydrate diet, chose the
    optimal fungal diet, whereas healthy colonies avoided it. Lastly, by disentangling
    fungal infection from host immune response, we demonstrated that infected ants
    foraged on the optimal fungal diet in response to immune activation and not as
    a result of parasite manipulation. Therefore, we revealed that infected ant colonies
    chose a diet that is costly for survival in the long term but beneficial in the
    short term—a form of collective self-medication.'
acknowledgement: We are sincerely grateful to the referees for their valuable comments
  and suggestions, which helped us to improve the paper. We are thankful to Jorgen
  Eilenberg and Nicolai V. Meyling for the fungal strain, to Simon Tragust, Abel Bernadou,
  and Brian Lazarro for insightful discussions, to Iago Sanmartín-Villar, Léa Briard,
  Céline Maitrel, and Nolwenn Rissen for their help with the experiments. Furthermore,
  we thank Anna V. Grasse for help with the immune gene expression analyses. We thank
  Sergio Ibarra for creating the graphical abstract. E.C. was supported by a Fyssen
  Foundation grant and the Alexander von Humboldt Foundation. A.D. was supported by
  the CNRS.
article_processing_charge: No
article_type: original
author:
- first_name: Eniko
  full_name: Csata, Eniko
  last_name: Csata
- first_name: Alfonso
  full_name: Perez-Escudero, Alfonso
  last_name: Perez-Escudero
- first_name: Emmanuel
  full_name: Laury, Emmanuel
  last_name: Laury
- first_name: Hanna
  full_name: Leitner, Hanna
  id: 8fc5c6f6-5903-11ec-abad-c83f046253e7
  last_name: Leitner
- first_name: Gerard
  full_name: Latil, Gerard
  last_name: Latil
- first_name: Juerge
  full_name: Heinze, Juerge
  last_name: Heinze
- first_name: Stephen
  full_name: Simpson, Stephen
  last_name: Simpson
- first_name: Sylvia
  full_name: Cremer, Sylvia
  id: 2F64EC8C-F248-11E8-B48F-1D18A9856A87
  last_name: Cremer
  orcid: 0000-0002-2193-3868
- first_name: Audrey
  full_name: Dussutour, Audrey
  last_name: Dussutour
citation:
  ama: Csata E, Perez-Escudero A, Laury E, et al. Fungal infection alters collective
    nutritional intake of ant colonies. <i>Current Biology</i>. 2024;34(4):902-909.e6.
    doi:<a href="https://doi.org/10.1016/j.cub.2024.01.017">10.1016/j.cub.2024.01.017</a>
  apa: Csata, E., Perez-Escudero, A., Laury, E., Leitner, H., Latil, G., Heinze, J.,
    … Dussutour, A. (2024). Fungal infection alters collective nutritional intake
    of ant colonies. <i>Current Biology</i>. Elsevier. <a href="https://doi.org/10.1016/j.cub.2024.01.017">https://doi.org/10.1016/j.cub.2024.01.017</a>
  chicago: Csata, Eniko, Alfonso Perez-Escudero, Emmanuel Laury, Hanna Leitner, Gerard
    Latil, Juerge Heinze, Stephen Simpson, Sylvia Cremer, and Audrey Dussutour. “Fungal
    Infection Alters Collective Nutritional Intake of Ant Colonies.” <i>Current Biology</i>.
    Elsevier, 2024. <a href="https://doi.org/10.1016/j.cub.2024.01.017">https://doi.org/10.1016/j.cub.2024.01.017</a>.
  ieee: E. Csata <i>et al.</i>, “Fungal infection alters collective nutritional intake
    of ant colonies,” <i>Current Biology</i>, vol. 34, no. 4. Elsevier, p. 902–909.e6,
    2024.
  ista: Csata E, Perez-Escudero A, Laury E, Leitner H, Latil G, Heinze J, Simpson
    S, Cremer S, Dussutour A. 2024. Fungal infection alters collective nutritional
    intake of ant colonies. Current Biology. 34(4), 902–909.e6.
  mla: Csata, Eniko, et al. “Fungal Infection Alters Collective Nutritional Intake
    of Ant Colonies.” <i>Current Biology</i>, vol. 34, no. 4, Elsevier, 2024, p. 902–909.e6,
    doi:<a href="https://doi.org/10.1016/j.cub.2024.01.017">10.1016/j.cub.2024.01.017</a>.
  short: E. Csata, A. Perez-Escudero, E. Laury, H. Leitner, G. Latil, J. Heinze, S.
    Simpson, S. Cremer, A. Dussutour, Current Biology 34 (2024) 902–909.e6.
dataavailabilitystatement: no DAS
date_created: 2023-10-31T13:30:20Z
date_published: 2024-02-26T00:00:00Z
date_updated: 2026-03-18T11:15:21Z
day: '26'
department:
- _id: SyCr
doi: 10.1016/j.cub.2024.01.017
external_id:
  pmid:
  - '38307022'
intvolume: '        34'
issue: '4'
language:
- iso: eng
main_file_link:
- open_access: '1'
  url: https://doi.org/10.1101/2023.10.26.564092
month: '02'
oa: 1
oa_version: Preprint
page: 902-909.e6
pmid: 1
publication: Current Biology
publication_identifier:
  eissn:
  - 1879-0445
  issn:
  - 0960-9822
  issnl:
  - 1234-5678
publication_status: published
publisher: Elsevier
quality_controlled: '1'
researchdata_availability: unclear
scopus_import: '1'
status: public
supplementarymaterial: yes
title: Fungal infection alters collective nutritional intake of ant colonies
type: journal_article
user_id: 2DF688A6-F248-11E8-B48F-1D18A9856A87
volume: 34
year: '2024'
...
---
_id: '14478'
abstract:
- lang: eng
  text: Entire chromosomes are typically only transmitted vertically from one generation
    to the next. The horizontal transfer of such chromosomes has long been considered
    improbable, yet gained recent support in several pathogenic fungi where it may
    affect the fitness or host specificity. To date, it is unknown how these transfers
    occur, how common they are and whether they can occur between different species.
    In this study, we show multiple independent instances of horizontal transfers
    of the same accessory chromosome between two distinct strains of the asexual entomopathogenic
    fungus<jats:italic>Metarhizium robertsii</jats:italic>during experimental co-infection
    of its insect host, the Argentine ant. Notably, only the one chromosome – but
    no other – was transferred from the donor to the recipient strain. The recipient
    strain, now harboring the accessory chromosome, exhibited a competitive advantage
    under certain host conditions. By phylogenetic analysis we further demonstrate
    that the same accessory chromosome was horizontally transferred in a natural environment
    between<jats:italic>M. robertsii</jats:italic>and another congeneric insect pathogen,<jats:italic>M.
    guizhouense</jats:italic>. Hence horizontal chromosome transfer is not limited
    to the observed frequent events within species during experimental infections
    but also occurs naturally across species. The transferred accessory chromosome
    contains genes that might be involved in its preferential horizontal transfer,
    encoding putative histones and histone-modifying enzymes, but also putative virulence
    factors that may support its establishment. Our study reveals that both intra-
    and interspecies horizontal transfer of entire chromosomes is more frequent than
    previously assumed, likely representing a not uncommon mechanism for gene exchange.</jats:p><jats:sec><jats:title>Significance
    Statement</jats:title><jats:p>The enormous success of bacterial pathogens has
    been attributed to their ability to exchange genetic material between one another.
    Similarly, in eukaryotes, horizontal transfer of genetic material allowed the
    spread of virulence factors across species. The horizontal transfer of whole chromosomes
    could be an important pathway for such exchange of genetic material, but little
    is known about the origin of transferable chromosomes and how frequently they
    are exchanged. Here, we show that the transfer of accessory chromosomes - chromosomes
    that are non-essential but may provide fitness benefits - is common during fungal
    co-infections and is even possible between distant pathogenic species, highlighting
    the importance of horizontal gene transfer via chromosome transfer also for the
    evolution and function of eukaryotic pathogens.
acknowledgement: We thank Bernhardt Steinwender, Jorgen Eilenberg and Nicolai V. Meyling
  for the fungal strains. We further thank Chengshu Wang for providing the short sequencing
  reads for M. guizhouense ARESF977 he used for his published genome assembly, and
  Kristian Ullrich for help in the bioinformatics analysis for methylation pattern
  in Nanopore reads, and the Vienna BioCenter and the Max Planck Society for the use
  of their sequencing centers. We thank Barbara Milutinović and Hinrich Schulenburg
  for discussion, and Tal Dagan and Jens Rolff for comments on a previous version
  of the manuscript. Fig1 A was created with BioRender.com. This study received funding
  by the European Research Council (ERC) under the European Union’s Horizon 2020 Research
  and Innovation Programme (No. 771402; EPIDEMICSonCHIP) to S.C. and by the German
  Research Foundation (DFG grant HA9263/1-1) to M.H.
article_processing_charge: No
author:
- first_name: Michael
  full_name: Habig, Michael
  last_name: Habig
- first_name: Anna V
  full_name: Grasse, Anna V
  id: 406F989C-F248-11E8-B48F-1D18A9856A87
  last_name: Grasse
- first_name: Judith
  full_name: Müller, Judith
  last_name: Müller
- first_name: Eva H.
  full_name: Stukenbrock, Eva H.
  last_name: Stukenbrock
- first_name: Hanna
  full_name: Leitner, Hanna
  id: 8fc5c6f6-5903-11ec-abad-c83f046253e7
  last_name: Leitner
- first_name: Sylvia
  full_name: Cremer, Sylvia
  id: 2F64EC8C-F248-11E8-B48F-1D18A9856A87
  last_name: Cremer
  orcid: 0000-0002-2193-3868
citation:
  ama: Habig M, Grasse AV, Müller J, Stukenbrock EH, Leitner H, Cremer S. Frequent
    horizontal chromosome transfer between asexual fungal insect pathogens. <i>bioRxiv</i>.
    doi:<a href="https://doi.org/10.1101/2023.09.18.558174">10.1101/2023.09.18.558174</a>
  apa: Habig, M., Grasse, A. V., Müller, J., Stukenbrock, E. H., Leitner, H., &#38;
    Cremer, S. (n.d.). Frequent horizontal chromosome transfer between asexual fungal
    insect pathogens. <i>bioRxiv</i>. <a href="https://doi.org/10.1101/2023.09.18.558174">https://doi.org/10.1101/2023.09.18.558174</a>
  chicago: Habig, Michael, Anna V Grasse, Judith Müller, Eva H. Stukenbrock, Hanna
    Leitner, and Sylvia Cremer. “Frequent Horizontal Chromosome Transfer between Asexual
    Fungal Insect Pathogens.” <i>BioRxiv</i>, n.d. <a href="https://doi.org/10.1101/2023.09.18.558174">https://doi.org/10.1101/2023.09.18.558174</a>.
  ieee: M. Habig, A. V. Grasse, J. Müller, E. H. Stukenbrock, H. Leitner, and S. Cremer,
    “Frequent horizontal chromosome transfer between asexual fungal insect pathogens,”
    <i>bioRxiv</i>. .
  ista: Habig M, Grasse AV, Müller J, Stukenbrock EH, Leitner H, Cremer S. Frequent
    horizontal chromosome transfer between asexual fungal insect pathogens. bioRxiv,
    <a href="https://doi.org/10.1101/2023.09.18.558174">10.1101/2023.09.18.558174</a>.
  mla: Habig, Michael, et al. “Frequent Horizontal Chromosome Transfer between Asexual
    Fungal Insect Pathogens.” <i>BioRxiv</i>, doi:<a href="https://doi.org/10.1101/2023.09.18.558174">10.1101/2023.09.18.558174</a>.
  short: M. Habig, A.V. Grasse, J. Müller, E.H. Stukenbrock, H. Leitner, S. Cremer,
    BioRxiv (n.d.).
date_created: 2023-10-31T13:30:00Z
date_published: 2023-09-19T00:00:00Z
date_updated: 2023-11-07T11:20:54Z
day: '19'
department:
- _id: SyCr
doi: 10.1101/2023.09.18.558174
ec_funded: 1
language:
- iso: eng
main_file_link:
- open_access: '1'
  url: https://doi.org/10.1101/2023.09.18.558174
month: '09'
oa: 1
oa_version: Preprint
project:
- _id: 2649B4DE-B435-11E9-9278-68D0E5697425
  call_identifier: H2020
  grant_number: '771402'
  name: Epidemics in ant societies on a chip
publication: bioRxiv
publication_status: submitted
status: public
title: Frequent horizontal chromosome transfer between asexual fungal insect pathogens
type: preprint
user_id: 2DF688A6-F248-11E8-B48F-1D18A9856A87
year: '2023'
...
---
_id: '13127'
abstract:
- lang: eng
  text: Cooperative disease defense emerges as group-level collective behavior, yet
    how group members make the underlying individual decisions is poorly understood.
    Using garden ants and fungal pathogens as an experimental model, we derive the
    rules governing individual ant grooming choices and show how they produce colony-level
    hygiene. Time-resolved behavioral analysis, pathogen quantification, and probabilistic
    modeling reveal that ants increase grooming and preferentially target highly-infectious
    individuals when perceiving high pathogen load, but transiently suppress grooming
    after having been groomed by nestmates. Ants thus react to both, the infectivity
    of others and the social feedback they receive on their own contagiousness. While
    inferred solely from momentary ant decisions, these behavioral rules quantitatively
    predict hour-long experimental dynamics, and synergistically combine into efficient
    colony-wide pathogen removal. Our analyses show that noisy individual decisions
    based on only local, incomplete, yet dynamically-updated information on pathogen
    threat and social feedback can lead to potent collective disease defense.
acknowledged_ssus:
- _id: LifeSc
acknowledgement: We thank Mike Bidochka for the fungal strains, the ISTA Social Immunity
  Team for ant collection, Hanna Leitner for experimental and molecular support, Jennifer
  Robb and Lukas Lindorfer for microscopy, and the LabSupport Facility at ISTA for
  general laboratory support. We further thank Victor Mireles, Iain Couzin, Fabian
  Theis and the Social Immunity Team for continued feedback throughout, and Michael
  Sixt, Yuko Ulrich, Koos Boomsma, Erika Dawson, Megan Kutzer and Hinrich Schulenburg
  for comments on the manuscript. This project has received funding from the European
  Research Council (ERC) under the European Union’s Horizon 2020 research and innovation
  program (Grant No. 771402; EPIDEMICSonCHIP) to SC, from the Scientific Grant Agency
  of the Slovak Republic (Grant No. 1/0521/20) to KB, and the Human Frontier Science
  Program (Grant No. RGP0065/2012) to GT.
article_number: '3232'
article_processing_charge: Yes
article_type: original
author:
- first_name: Barbara E
  full_name: Casillas Perez, Barbara E
  id: 351ED2AA-F248-11E8-B48F-1D18A9856A87
  last_name: Casillas Perez
- first_name: Katarína
  full_name: Bod'Ová, Katarína
  id: 2BA24EA0-F248-11E8-B48F-1D18A9856A87
  last_name: Bod'Ová
  orcid: 0000-0002-7214-0171
- first_name: Anna V
  full_name: Grasse, Anna V
  id: 406F989C-F248-11E8-B48F-1D18A9856A87
  last_name: Grasse
- first_name: Gašper
  full_name: Tkačik, Gašper
  id: 3D494DCA-F248-11E8-B48F-1D18A9856A87
  last_name: Tkačik
  orcid: 0000-0002-6699-1455
- first_name: Sylvia
  full_name: Cremer, Sylvia
  id: 2F64EC8C-F248-11E8-B48F-1D18A9856A87
  last_name: Cremer
  orcid: 0000-0002-2193-3868
citation:
  ama: Casillas Perez BE, Bodova K, Grasse AV, Tkačik G, Cremer S. Dynamic pathogen
    detection and social feedback shape collective hygiene in ants. <i>Nature Communications</i>.
    2023;14. doi:<a href="https://doi.org/10.1038/s41467-023-38947-y">10.1038/s41467-023-38947-y</a>
  apa: Casillas Perez, B. E., Bodova, K., Grasse, A. V., Tkačik, G., &#38; Cremer,
    S. (2023). Dynamic pathogen detection and social feedback shape collective hygiene
    in ants. <i>Nature Communications</i>. Springer Nature. <a href="https://doi.org/10.1038/s41467-023-38947-y">https://doi.org/10.1038/s41467-023-38947-y</a>
  chicago: Casillas Perez, Barbara E, Katarina Bodova, Anna V Grasse, Gašper Tkačik,
    and Sylvia Cremer. “Dynamic Pathogen Detection and Social Feedback Shape Collective
    Hygiene in Ants.” <i>Nature Communications</i>. Springer Nature, 2023. <a href="https://doi.org/10.1038/s41467-023-38947-y">https://doi.org/10.1038/s41467-023-38947-y</a>.
  ieee: B. E. Casillas Perez, K. Bodova, A. V. Grasse, G. Tkačik, and S. Cremer, “Dynamic
    pathogen detection and social feedback shape collective hygiene in ants,” <i>Nature
    Communications</i>, vol. 14. Springer Nature, 2023.
  ista: Casillas Perez BE, Bodova K, Grasse AV, Tkačik G, Cremer S. 2023. Dynamic
    pathogen detection and social feedback shape collective hygiene in ants. Nature
    Communications. 14, 3232.
  mla: Casillas Perez, Barbara E., et al. “Dynamic Pathogen Detection and Social Feedback
    Shape Collective Hygiene in Ants.” <i>Nature Communications</i>, vol. 14, 3232,
    Springer Nature, 2023, doi:<a href="https://doi.org/10.1038/s41467-023-38947-y">10.1038/s41467-023-38947-y</a>.
  short: B.E. Casillas Perez, K. Bodova, A.V. Grasse, G. Tkačik, S. Cremer, Nature
    Communications 14 (2023).
date_created: 2023-06-11T22:00:40Z
date_published: 2023-06-03T00:00:00Z
date_updated: 2023-08-07T13:09:09Z
day: '03'
ddc:
- '570'
department:
- _id: SyCr
- _id: GaTk
doi: 10.1038/s41467-023-38947-y
ec_funded: 1
external_id:
  isi:
  - '001002562700005'
  pmid:
  - '37270641'
file:
- access_level: open_access
  checksum: 4af0393e3ed47b3fc46e68b81c3c1007
  content_type: application/pdf
  creator: dernst
  date_created: 2023-06-13T08:05:46Z
  date_updated: 2023-06-13T08:05:46Z
  file_id: '13132'
  file_name: 2023_NatureComm_CasillasPerez.pdf
  file_size: 2358167
  relation: main_file
  success: 1
file_date_updated: 2023-06-13T08:05:46Z
has_accepted_license: '1'
intvolume: '        14'
isi: 1
language:
- iso: eng
month: '06'
oa: 1
oa_version: Published Version
pmid: 1
project:
- _id: 2649B4DE-B435-11E9-9278-68D0E5697425
  call_identifier: H2020
  grant_number: '771402'
  name: Epidemics in ant societies on a chip
- _id: 255008E4-B435-11E9-9278-68D0E5697425
  grant_number: RGP0065/2012
  name: Information processing and computation in fish groups
publication: Nature Communications
publication_identifier:
  eissn:
  - 2041-1723
publication_status: published
publisher: Springer Nature
quality_controlled: '1'
related_material:
  record:
  - id: '12945'
    relation: research_data
    status: public
scopus_import: '1'
status: public
title: Dynamic pathogen detection and social feedback shape collective hygiene in
  ants
tmp:
  image: /images/cc_by.png
  legal_code_url: https://creativecommons.org/licenses/by/4.0/legalcode
  name: Creative Commons Attribution 4.0 International Public License (CC-BY 4.0)
  short: CC BY (4.0)
type: journal_article
user_id: 2DF688A6-F248-11E8-B48F-1D18A9856A87
volume: 14
year: '2023'
...
---
_id: '12469'
abstract:
- lang: eng
  text: 'Hosts can carry many viruses in their bodies, but not all of them cause disease.
    We studied ants as a social host to determine both their overall viral repertoire
    and the subset of actively infecting viruses across natural populations of three
    subfamilies: the Argentine ant (Linepithema humile, Dolichoderinae), the invasive
    garden ant (Lasius neglectus, Formicinae) and the red ant (Myrmica rubra, Myrmicinae).
    We used a dual sequencing strategy to reconstruct complete virus genomes by RNA-seq
    and to simultaneously determine the small interfering RNAs (siRNAs) by small RNA
    sequencing (sRNA-seq), which constitute the host antiviral RNAi immune response.
    This approach led to the discovery of 41 novel viruses in ants and revealed a
    host ant-specific RNAi response (21 vs. 22 nt siRNAs) in the different ant species.
    The efficiency of the RNAi response (sRNA/RNA read count ratio) depended on the
    virus and the respective ant species, but not its population. Overall, we found
    the highest virus abundance and diversity per population in Li. humile, followed
    by La. neglectus and M. rubra. Argentine ants also shared a high proportion of
    viruses between populations, whilst overlap was nearly absent in M. rubra. Only
    one of the 59 viruses was found to infect two of the ant species as hosts, revealing
    high host-specificity in active infections. In contrast, six viruses actively
    infected one ant species, but were found as contaminants only in the others. Disentangling
    spillover of disease-causing infection from non-infecting contamination across
    species is providing relevant information for disease ecology and ecosystem management.'
acknowledgement: "We thank D.J. Obbard for sharing the details of the dual RNA-seq/sRNA-seq
  approach, S.\r\nMetzler and R. Ferrigato for the photographs (Figure 1), M. Konrad,
  B. Casillas-Perez, C.D.\r\nPull and X. Espadaler for help with ant collection, and
  the Social Immunity Team at IST\r\nAustria, in particular J. Robb, A. Franschitz,
  E. Naderlinger, E. Dawson and B. Casillas-Perez\r\nfor support and comments on the
  manuscript. The study was funded by the Austrian Science\r\nFund (FWF; M02076-B25
  to MAF) and the Academy of Finland (343022 to LV). "
article_number: '1119002'
article_processing_charge: Yes (via OA deal)
article_type: original
author:
- first_name: Lumi
  full_name: Viljakainen, Lumi
  last_name: Viljakainen
- first_name: Matthias
  full_name: Fürst, Matthias
  id: 393B1196-F248-11E8-B48F-1D18A9856A87
  last_name: Fürst
  orcid: 0000-0002-3712-925X
- first_name: Anna V
  full_name: Grasse, Anna V
  id: 406F989C-F248-11E8-B48F-1D18A9856A87
  last_name: Grasse
- first_name: Jaana
  full_name: Jurvansuu, Jaana
  last_name: Jurvansuu
- first_name: Jinook
  full_name: Oh, Jinook
  id: 403169A4-080F-11EA-9993-BF3F3DDC885E
  last_name: Oh
  orcid: 0000-0001-7425-2372
- first_name: Lassi
  full_name: Tolonen, Lassi
  last_name: Tolonen
- first_name: Thomas
  full_name: Eder, Thomas
  last_name: Eder
- first_name: Thomas
  full_name: Rattei, Thomas
  last_name: Rattei
- first_name: Sylvia
  full_name: Cremer, Sylvia
  id: 2F64EC8C-F248-11E8-B48F-1D18A9856A87
  last_name: Cremer
  orcid: 0000-0002-2193-3868
citation:
  ama: Viljakainen L, Fürst M, Grasse AV, et al. Antiviral immune response reveals
    host-specific virus infections in natural ant populations. <i>Frontiers in Microbiology</i>.
    2023;14. doi:<a href="https://doi.org/10.3389/fmicb.2023.1119002">10.3389/fmicb.2023.1119002</a>
  apa: Viljakainen, L., Fürst, M., Grasse, A. V., Jurvansuu, J., Oh, J., Tolonen,
    L., … Cremer, S. (2023). Antiviral immune response reveals host-specific virus
    infections in natural ant populations. <i>Frontiers in Microbiology</i>. Frontiers.
    <a href="https://doi.org/10.3389/fmicb.2023.1119002">https://doi.org/10.3389/fmicb.2023.1119002</a>
  chicago: Viljakainen, Lumi, Matthias Fürst, Anna V Grasse, Jaana Jurvansuu, Jinook
    Oh, Lassi Tolonen, Thomas Eder, Thomas Rattei, and Sylvia Cremer. “Antiviral Immune
    Response Reveals Host-Specific Virus Infections in Natural Ant Populations.” <i>Frontiers
    in Microbiology</i>. Frontiers, 2023. <a href="https://doi.org/10.3389/fmicb.2023.1119002">https://doi.org/10.3389/fmicb.2023.1119002</a>.
  ieee: L. Viljakainen <i>et al.</i>, “Antiviral immune response reveals host-specific
    virus infections in natural ant populations,” <i>Frontiers in Microbiology</i>,
    vol. 14. Frontiers, 2023.
  ista: Viljakainen L, Fürst M, Grasse AV, Jurvansuu J, Oh J, Tolonen L, Eder T, Rattei
    T, Cremer S. 2023. Antiviral immune response reveals host-specific virus infections
    in natural ant populations. Frontiers in Microbiology. 14, 1119002.
  mla: Viljakainen, Lumi, et al. “Antiviral Immune Response Reveals Host-Specific
    Virus Infections in Natural Ant Populations.” <i>Frontiers in Microbiology</i>,
    vol. 14, 1119002, Frontiers, 2023, doi:<a href="https://doi.org/10.3389/fmicb.2023.1119002">10.3389/fmicb.2023.1119002</a>.
  short: L. Viljakainen, M. Fürst, A.V. Grasse, J. Jurvansuu, J. Oh, L. Tolonen, T.
    Eder, T. Rattei, S. Cremer, Frontiers in Microbiology 14 (2023).
date_created: 2023-01-31T08:13:40Z
date_published: 2023-03-16T00:00:00Z
date_updated: 2023-08-01T12:39:58Z
day: '16'
ddc:
- '570'
department:
- _id: SyCr
doi: 10.3389/fmicb.2023.1119002
external_id:
  isi:
  - '000961542100001'
  pmid:
  - 'PPR559293 '
file:
- access_level: open_access
  checksum: cd52292963acce1111634d9fac08c699
  content_type: application/pdf
  creator: dernst
  date_created: 2023-04-17T07:49:09Z
  date_updated: 2023-04-17T07:49:09Z
  file_id: '12843'
  file_name: 2023_FrontMicrobiology_Viljakainen.pdf
  file_size: 4866332
  relation: main_file
  success: 1
file_date_updated: 2023-04-17T07:49:09Z
has_accepted_license: '1'
intvolume: '        14'
isi: 1
language:
- iso: eng
month: '03'
oa: 1
oa_version: Published Version
pmid: 1
project:
- _id: 25DF61D8-B435-11E9-9278-68D0E5697425
  call_identifier: FWF
  grant_number: M02076
  name: Viral pathogens and social immunity in ants
publication: Frontiers in Microbiology
publication_identifier:
  eissn:
  - 1664-302X
publication_status: published
publisher: Frontiers
quality_controlled: '1'
scopus_import: '1'
status: public
title: Antiviral immune response reveals host-specific virus infections in natural
  ant populations
tmp:
  image: /images/cc_by.png
  legal_code_url: https://creativecommons.org/licenses/by/4.0/legalcode
  name: Creative Commons Attribution 4.0 International Public License (CC-BY 4.0)
  short: CC BY (4.0)
type: journal_article
user_id: 4359f0d1-fa6c-11eb-b949-802e58b17ae8
volume: 14
year: '2023'
...
---
_id: '12543'
abstract:
- lang: eng
  text: Treating sick group members is a hallmark of collective disease defence in
    vertebrates and invertebrates alike. Despite substantial effects on pathogen fitness
    and epidemiology, it is still largely unknown how pathogens react to the selection
    pressure imposed by care intervention. Using social insects and pathogenic fungi,
    we here performed a serial passage experiment in the presence or absence of colony
    members, which provide social immunity by grooming off infectious spores from
    exposed individuals. We found specific effects on pathogen diversity, virulence
    and transmission. Under selection of social immunity, pathogens invested into
    higher spore production, but spores were less virulent. Notably, they also elicited
    a lower grooming response in colony members, compared with spores from the individual
    host selection lines. Chemical spore analysis suggested that the spores from social
    selection lines escaped the caregivers’ detection by containing lower levels of
    ergosterol, a key fungal membrane component. Experimental application of chemically
    pure ergosterol indeed induced sanitary grooming, supporting its role as a microbe-associated
    cue triggering host social immunity against fungal pathogens. By reducing this
    detection cue, pathogens were able to evade the otherwise very effective collective
    disease defences of their social hosts.
acknowledged_ssus:
- _id: LifeSc
acknowledgement: We thank B. M. Steinwender, N. V. Meyling and J. Eilenberg for the
  fungal strains; J. Anaya-Rojas for statistical advice; the Social Immunity team
  at ISTA for ant collection and experimental help, in particular H. Leitner, and
  the ISTA Lab Support Facility for general laboratory support; D. Ebert, H. Schulenburg
  and J. Heinze for continued project discussion; and M. Sixt, R. Roemhild and the
  Social Immunity team for comments on the manuscript. The study was funded by the
  German Research Foundation (CR118/3-1) within the Framework of the Priority Program
  SPP 1399, and the European Research Council (ERC) under the European Union’s Horizon
  2020 Research and Innovation Programme (No. 771402; EPIDEMICSonCHIP), both to S.C.
article_processing_charge: No
article_type: original
author:
- first_name: Miriam
  full_name: Stock, Miriam
  id: 42462816-F248-11E8-B48F-1D18A9856A87
  last_name: Stock
- first_name: Barbara
  full_name: Milutinovic, Barbara
  id: 2CDC32B8-F248-11E8-B48F-1D18A9856A87
  last_name: Milutinovic
  orcid: 0000-0002-8214-4758
- first_name: Michaela
  full_name: Hönigsberger, Michaela
  id: 953894f3-25bd-11ec-8556-f70a9d38ef60
  last_name: Hönigsberger
- first_name: Anna V
  full_name: Grasse, Anna V
  id: 406F989C-F248-11E8-B48F-1D18A9856A87
  last_name: Grasse
- first_name: Florian
  full_name: Wiesenhofer, Florian
  id: 39523C54-F248-11E8-B48F-1D18A9856A87
  last_name: Wiesenhofer
- first_name: Niklas
  full_name: Kampleitner, Niklas
  id: 2AC57FAC-F248-11E8-B48F-1D18A9856A87
  last_name: Kampleitner
- first_name: Madhumitha
  full_name: Narasimhan, Madhumitha
  id: 44BF24D0-F248-11E8-B48F-1D18A9856A87
  last_name: Narasimhan
  orcid: 0000-0002-8600-0671
- first_name: Thomas
  full_name: Schmitt, Thomas
  last_name: Schmitt
- first_name: Sylvia
  full_name: Cremer, Sylvia
  id: 2F64EC8C-F248-11E8-B48F-1D18A9856A87
  last_name: Cremer
  orcid: 0000-0002-2193-3868
citation:
  ama: Stock M, Milutinovic B, Hönigsberger M, et al. Pathogen evasion of social immunity.
    <i>Nature Ecology and Evolution</i>. 2023;7:450-460. doi:<a href="https://doi.org/10.1038/s41559-023-01981-6">10.1038/s41559-023-01981-6</a>
  apa: Stock, M., Milutinovic, B., Hönigsberger, M., Grasse, A. V., Wiesenhofer, F.,
    Kampleitner, N., … Cremer, S. (2023). Pathogen evasion of social immunity. <i>Nature
    Ecology and Evolution</i>. Springer Nature. <a href="https://doi.org/10.1038/s41559-023-01981-6">https://doi.org/10.1038/s41559-023-01981-6</a>
  chicago: Stock, Miriam, Barbara Milutinovic, Michaela Hönigsberger, Anna V Grasse,
    Florian Wiesenhofer, Niklas Kampleitner, Madhumitha Narasimhan, Thomas Schmitt,
    and Sylvia Cremer. “Pathogen Evasion of Social Immunity.” <i>Nature Ecology and
    Evolution</i>. Springer Nature, 2023. <a href="https://doi.org/10.1038/s41559-023-01981-6">https://doi.org/10.1038/s41559-023-01981-6</a>.
  ieee: M. Stock <i>et al.</i>, “Pathogen evasion of social immunity,” <i>Nature Ecology
    and Evolution</i>, vol. 7. Springer Nature, pp. 450–460, 2023.
  ista: Stock M, Milutinovic B, Hönigsberger M, Grasse AV, Wiesenhofer F, Kampleitner
    N, Narasimhan M, Schmitt T, Cremer S. 2023. Pathogen evasion of social immunity.
    Nature Ecology and Evolution. 7, 450–460.
  mla: Stock, Miriam, et al. “Pathogen Evasion of Social Immunity.” <i>Nature Ecology
    and Evolution</i>, vol. 7, Springer Nature, 2023, pp. 450–60, doi:<a href="https://doi.org/10.1038/s41559-023-01981-6">10.1038/s41559-023-01981-6</a>.
  short: M. Stock, B. Milutinovic, M. Hönigsberger, A.V. Grasse, F. Wiesenhofer, N.
    Kampleitner, M. Narasimhan, T. Schmitt, S. Cremer, Nature Ecology and Evolution
    7 (2023) 450–460.
date_created: 2023-02-12T23:00:59Z
date_published: 2023-03-01T00:00:00Z
date_updated: 2023-08-16T11:55:48Z
day: '01'
ddc:
- '570'
department:
- _id: SyCr
- _id: LifeSc
- _id: JiFr
doi: 10.1038/s41559-023-01981-6
ec_funded: 1
external_id:
  isi:
  - '000924572800001'
  pmid:
  - '36732670'
file:
- access_level: open_access
  checksum: 8244f4650a0e7aeea488d1bcd4a31702
  content_type: application/pdf
  creator: dernst
  date_created: 2023-08-16T11:54:59Z
  date_updated: 2023-08-16T11:54:59Z
  file_id: '14069'
  file_name: 2023_NatureEcoEvo_Stock.pdf
  file_size: 1600499
  relation: main_file
  success: 1
file_date_updated: 2023-08-16T11:54:59Z
has_accepted_license: '1'
intvolume: '         7'
isi: 1
language:
- iso: eng
month: '03'
oa: 1
oa_version: Published Version
page: 450-460
pmid: 1
project:
- _id: 2649B4DE-B435-11E9-9278-68D0E5697425
  call_identifier: H2020
  grant_number: '771402'
  name: Epidemics in ant societies on a chip
- _id: 25DAF0B2-B435-11E9-9278-68D0E5697425
  grant_number: CR-118/3-1
  name: Host-Parasite Coevolution
publication: Nature Ecology and Evolution
publication_identifier:
  eissn:
  - 2397-334X
publication_status: published
publisher: Springer Nature
quality_controlled: '1'
related_material:
  link:
  - description: News on ISTA website
    relation: press_release
    url: https://ista.ac.at/en/news/how-sneaky-germs-hide-from-ants/
scopus_import: '1'
status: public
title: Pathogen evasion of social immunity
tmp:
  image: /images/cc_by.png
  legal_code_url: https://creativecommons.org/licenses/by/4.0/legalcode
  name: Creative Commons Attribution 4.0 International Public License (CC-BY 4.0)
  short: CC BY (4.0)
type: journal_article
user_id: 2DF688A6-F248-11E8-B48F-1D18A9856A87
volume: 7
year: '2023'
...
---
_id: '12693'
abstract:
- lang: eng
  text: See Readme File for further information.
article_processing_charge: No
author:
- first_name: Sylvia
  full_name: Cremer, Sylvia
  id: 2F64EC8C-F248-11E8-B48F-1D18A9856A87
  last_name: Cremer
  orcid: 0000-0002-2193-3868
citation:
  ama: 'Cremer S. Source data for Metzler et al, 2023: Trade-offs between immunity
    and competitive ability in fighting ant males . 2023. doi:<a href="https://doi.org/10.15479/AT:ISTA:12693">10.15479/AT:ISTA:12693</a>'
  apa: 'Cremer, S. (2023). Source data for Metzler et al, 2023: Trade-offs between
    immunity and competitive ability in fighting ant males . Institute of Science
    and Technology Austria. <a href="https://doi.org/10.15479/AT:ISTA:12693">https://doi.org/10.15479/AT:ISTA:12693</a>'
  chicago: 'Cremer, Sylvia. “Source Data for Metzler et Al, 2023: Trade-Offs between
    Immunity and Competitive Ability in Fighting Ant Males .” Institute of Science
    and Technology Austria, 2023. <a href="https://doi.org/10.15479/AT:ISTA:12693">https://doi.org/10.15479/AT:ISTA:12693</a>.'
  ieee: 'S. Cremer, “Source data for Metzler et al, 2023: Trade-offs between immunity
    and competitive ability in fighting ant males .” Institute of Science and Technology
    Austria, 2023.'
  ista: 'Cremer S. 2023. Source data for Metzler et al, 2023: Trade-offs between immunity
    and competitive ability in fighting ant males , Institute of Science and Technology
    Austria, <a href="https://doi.org/10.15479/AT:ISTA:12693">10.15479/AT:ISTA:12693</a>.'
  mla: 'Cremer, Sylvia. <i>Source Data for Metzler et Al, 2023: Trade-Offs between
    Immunity and Competitive Ability in Fighting Ant Males </i>. Institute of Science
    and Technology Austria, 2023, doi:<a href="https://doi.org/10.15479/AT:ISTA:12693">10.15479/AT:ISTA:12693</a>.'
  short: S. Cremer, (2023).
contributor:
- contributor_type: data_collector
  first_name: Sina
  id: 48204546-F248-11E8-B48F-1D18A9856A87
  last_name: Metzler
- contributor_type: data_collector
  first_name: Jessica
  id: 21516227-15aa-11ec-9fb2-c6e8ffc155d3
  last_name: Kirchner
- contributor_type: data_collector
  first_name: Anna V
  id: 406F989C-F248-11E8-B48F-1D18A9856A87
  last_name: Grasse
date_created: 2023-02-28T06:38:37Z
date_published: 2023-02-28T00:00:00Z
date_updated: 2023-12-13T11:13:13Z
day: '28'
ddc:
- '570'
department:
- _id: SyCr
doi: 10.15479/AT:ISTA:12693
file:
- access_level: open_access
  checksum: c1565d655ca05601acfd84e0d12b8563
  content_type: application/pdf
  creator: scremer
  date_created: 2023-02-28T06:34:08Z
  date_updated: 2023-02-28T06:34:08Z
  file_id: '12694'
  file_name: Metzler_ReadMe.pdf
  file_size: 77070
  relation: main_file
  success: 1
- access_level: open_access
  checksum: 75c4c4948563d6261cb7548f80d909f1
  content_type: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
  creator: scremer
  date_created: 2023-02-28T06:34:12Z
  date_updated: 2023-02-28T06:34:12Z
  file_id: '12695'
  file_name: Metzler_RepositoryData.xlsx
  file_size: 88001
  relation: main_file
  success: 1
file_date_updated: 2023-02-28T06:34:12Z
has_accepted_license: '1'
month: '02'
oa: 1
oa_version: Published Version
publisher: Institute of Science and Technology Austria
related_material:
  record:
  - id: '12696'
    relation: used_in_publication
    status: public
status: public
title: 'Source data for Metzler et al, 2023: Trade-offs between immunity and competitive
  ability in fighting ant males '
tmp:
  image: /images/cc_by_nc.png
  legal_code_url: https://creativecommons.org/licenses/by-nc/4.0/legalcode
  name: Creative Commons Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)
  short: CC BY-NC (4.0)
type: research_data
user_id: 2DF688A6-F248-11E8-B48F-1D18A9856A87
year: '2023'
...
---
_id: '12696'
abstract:
- lang: eng
  text: "Background: Fighting disease while fighting rivals exposes males to constraints
    and tradeoffs during male-male competition. We here tested how both the stage
    and intensity of infection with the fungal pathogen Metarhizium robertsii interfered
    with fighting success in Cardiocondyla obscurior ant males. Males of this species
    have evolved long lifespans during which they can gain many matings with the young
    queens of the colony, if successful in male-male competition. Since male fights
    occur inside the colony, the outcome of male-male competition can further be biased
    by interference of the colony’s worker force.\r\nResults: We found that severe,
    but not yet mild, infection strongly impaired male fighting success. In late-stage
    infection, this could be attributed to worker aggression directed towards the
    infected rather than the healthy male and an already very high male morbidity
    even in the absence of fighting. Shortly after pathogen exposure, however, male
    mortality was particularly increased during combat. Since these males mounted
    a strong immune response, their reduced fighting success suggests a trade-off
    between immune investment and competitive ability already early in the infection.
    Even if the males themselves showed no difference in the number of attacks they
    raised against their healthy rivals across infection stages and levels, severely
    infected males were thus losing in male-male competition from an early stage of
    infection on.\r\nConclusions: Males of the ant C. obscurior have evolved high
    immune investment, triggering an effective immune response very fast after fungal
    exposure. This allows them to cope with mild pathogen exposures without cost to
    their success in male-male competition, and hence to gain multiple mating opportunities
    with the emerging virgin queens of the colony. Under severe infection, however,
    they are weak fighters and rarely survive a combat already at early infection
    when raising an immune response, as well as at progressed infection, when they
    are morbid and preferentially targeted by worker aggression. Workers thereby remove
    males that pose a future disease threat by biasing male-male competition. Our
    study thus revealed a novel social immunity mechanism how social insect workers
    protect the colony against disease risk."
acknowledged_ssus:
- _id: LifeSc
acknowledgement: "We are thankful to Mike Bidochka for the fungal strain, Lukas Schrader
  for sharing the C. obscurior genome data for primer development, the Lab Support
  Facility of ISTA for general laboratory support and help with the permit approval
  procedures, and the Finca El Quinto for letting us collect ants on their property.
  We thank the Social Immunity Team at ISTA for help with ant collection and experimental
  help, in particular Elina Hanhimäki and Marta Gorecka for behavioural observation,
  and Elisabeth Naderlinger for spore load PCRs. We further thank the Social Immunity
  Team and Jürgen Heinze for continued discussion and comments on the manuscript.\r\nOpen
  access funding provided by Institute of Science and Technology Austria (ISTA). This
  project received funding from the European Research Council (ERC) under the European
  Union’s Horizon 2020 research and innovation programme (grant agreement No 771402
  to SC). "
article_number: '37'
article_processing_charge: Yes
article_type: original
author:
- first_name: Sina
  full_name: Metzler, Sina
  id: 48204546-F248-11E8-B48F-1D18A9856A87
  last_name: Metzler
  orcid: 0000-0002-9547-2494
- first_name: Jessica
  full_name: Kirchner, Jessica
  id: 21516227-15aa-11ec-9fb2-c6e8ffc155d3
  last_name: Kirchner
- first_name: Anna V
  full_name: Grasse, Anna V
  id: 406F989C-F248-11E8-B48F-1D18A9856A87
  last_name: Grasse
- first_name: Sylvia
  full_name: Cremer, Sylvia
  id: 2F64EC8C-F248-11E8-B48F-1D18A9856A87
  last_name: Cremer
  orcid: 0000-0002-2193-3868
citation:
  ama: Metzler S, Kirchner J, Grasse AV, Cremer S. Trade-offs between immunity and
    competitive ability in fighting ant males. <i>BMC Ecology and Evolution</i>. 2023;23.
    doi:<a href="https://doi.org/10.1186/s12862-023-02137-7">10.1186/s12862-023-02137-7</a>
  apa: Metzler, S., Kirchner, J., Grasse, A. V., &#38; Cremer, S. (2023). Trade-offs
    between immunity and competitive ability in fighting ant males. <i>BMC Ecology
    and Evolution</i>. Springer Nature. <a href="https://doi.org/10.1186/s12862-023-02137-7">https://doi.org/10.1186/s12862-023-02137-7</a>
  chicago: Metzler, Sina, Jessica Kirchner, Anna V Grasse, and Sylvia Cremer. “Trade-Offs
    between Immunity and Competitive Ability in Fighting Ant Males.” <i>BMC Ecology
    and Evolution</i>. Springer Nature, 2023. <a href="https://doi.org/10.1186/s12862-023-02137-7">https://doi.org/10.1186/s12862-023-02137-7</a>.
  ieee: S. Metzler, J. Kirchner, A. V. Grasse, and S. Cremer, “Trade-offs between
    immunity and competitive ability in fighting ant males,” <i>BMC Ecology and Evolution</i>,
    vol. 23. Springer Nature, 2023.
  ista: Metzler S, Kirchner J, Grasse AV, Cremer S. 2023. Trade-offs between immunity
    and competitive ability in fighting ant males. BMC Ecology and Evolution. 23,
    37.
  mla: Metzler, Sina, et al. “Trade-Offs between Immunity and Competitive Ability
    in Fighting Ant Males.” <i>BMC Ecology and Evolution</i>, vol. 23, 37, Springer
    Nature, 2023, doi:<a href="https://doi.org/10.1186/s12862-023-02137-7">10.1186/s12862-023-02137-7</a>.
  short: S. Metzler, J. Kirchner, A.V. Grasse, S. Cremer, BMC Ecology and Evolution
    23 (2023).
date_created: 2023-02-28T07:38:17Z
date_published: 2023-08-07T00:00:00Z
date_updated: 2023-12-13T11:13:14Z
day: '07'
ddc:
- '570'
department:
- _id: SyCr
doi: 10.1186/s12862-023-02137-7
ec_funded: 1
external_id:
  isi:
  - '001042643600002'
  pmid:
  - '37550612'
file:
- access_level: open_access
  checksum: 95966dc7d242d2c85bdd4fe14233dbd8
  content_type: application/pdf
  creator: dernst
  date_created: 2023-08-14T07:51:47Z
  date_updated: 2023-08-14T07:51:47Z
  file_id: '14048'
  file_name: 2023_BMCEcology_Metzler.pdf
  file_size: 2004276
  relation: main_file
  success: 1
file_date_updated: 2023-08-14T07:51:47Z
has_accepted_license: '1'
intvolume: '        23'
isi: 1
language:
- iso: eng
month: '08'
oa: 1
oa_version: Published Version
pmid: 1
project:
- _id: 2649B4DE-B435-11E9-9278-68D0E5697425
  call_identifier: H2020
  grant_number: '771402'
  name: Epidemics in ant societies on a chip
publication: BMC Ecology and Evolution
publication_identifier:
  issn:
  - 2730-7182
publication_status: published
publisher: Springer Nature
quality_controlled: '1'
related_material:
  record:
  - id: '12693'
    relation: research_data
    status: public
scopus_import: '1'
status: public
title: Trade-offs between immunity and competitive ability in fighting ant males
tmp:
  image: /images/cc_by.png
  legal_code_url: https://creativecommons.org/licenses/by/4.0/legalcode
  name: Creative Commons Attribution 4.0 International Public License (CC-BY 4.0)
  short: CC BY (4.0)
type: journal_article
user_id: 2DF688A6-F248-11E8-B48F-1D18A9856A87
volume: 23
year: '2023'
...
---
_id: '12765'
abstract:
- lang: eng
  text: "Animals exhibit a variety of behavioural defences against socially transmitted
    parasites. These defences evolved to increase host fitness by avoiding, resisting
    or tolerating infection.\r\nBecause they can occur in both infected individuals
    and their uninfected social partners, these defences often have important consequences
    for the social group.\r\nHere, we discuss the evolution and ecology of anti-parasite
    behavioural defences across a taxonomically wide social spectrum, considering
    colonial groups, stable groups, transitional groups and solitary animals.\r\nWe
    discuss avoidance, resistance and tolerance behaviours across these social group
    structures, identifying how social complexity, group composition and interdependent
    social relationships may contribute to the expression and evolution of behavioural
    strategies.\r\nFinally, we outline avenues for further investigation such as approaches
    to quantify group-level responses, and the connection of the physiological and
    behavioural response to parasites in different social contexts."
article_processing_charge: No
article_type: review
author:
- first_name: Sebastian
  full_name: Stockmaier, Sebastian
  last_name: Stockmaier
- first_name: Yuko
  full_name: Ulrich, Yuko
  last_name: Ulrich
- first_name: Gregory F.
  full_name: Albery, Gregory F.
  last_name: Albery
- first_name: Sylvia
  full_name: Cremer, Sylvia
  id: 2F64EC8C-F248-11E8-B48F-1D18A9856A87
  last_name: Cremer
  orcid: 0000-0002-2193-3868
- first_name: Patricia C.
  full_name: Lopes, Patricia C.
  last_name: Lopes
citation:
  ama: Stockmaier S, Ulrich Y, Albery GF, Cremer S, Lopes PC. Behavioural defences
    against parasites across host social structures. <i>Functional Ecology</i>. 2023;37(4):809-820.
    doi:<a href="https://doi.org/10.1111/1365-2435.14310">10.1111/1365-2435.14310</a>
  apa: Stockmaier, S., Ulrich, Y., Albery, G. F., Cremer, S., &#38; Lopes, P. C. (2023).
    Behavioural defences against parasites across host social structures. <i>Functional
    Ecology</i>. British Ecological Society. <a href="https://doi.org/10.1111/1365-2435.14310">https://doi.org/10.1111/1365-2435.14310</a>
  chicago: Stockmaier, Sebastian, Yuko Ulrich, Gregory F. Albery, Sylvia Cremer, and
    Patricia C. Lopes. “Behavioural Defences against Parasites across Host Social
    Structures.” <i>Functional Ecology</i>. British Ecological Society, 2023. <a href="https://doi.org/10.1111/1365-2435.14310">https://doi.org/10.1111/1365-2435.14310</a>.
  ieee: S. Stockmaier, Y. Ulrich, G. F. Albery, S. Cremer, and P. C. Lopes, “Behavioural
    defences against parasites across host social structures,” <i>Functional Ecology</i>,
    vol. 37, no. 4. British Ecological Society, pp. 809–820, 2023.
  ista: Stockmaier S, Ulrich Y, Albery GF, Cremer S, Lopes PC. 2023. Behavioural defences
    against parasites across host social structures. Functional Ecology. 37(4), 809–820.
  mla: Stockmaier, Sebastian, et al. “Behavioural Defences against Parasites across
    Host Social Structures.” <i>Functional Ecology</i>, vol. 37, no. 4, British Ecological
    Society, 2023, pp. 809–20, doi:<a href="https://doi.org/10.1111/1365-2435.14310">10.1111/1365-2435.14310</a>.
  short: S. Stockmaier, Y. Ulrich, G.F. Albery, S. Cremer, P.C. Lopes, Functional
    Ecology 37 (2023) 809–820.
date_created: 2023-03-26T22:01:09Z
date_published: 2023-04-01T00:00:00Z
date_updated: 2023-10-04T11:50:15Z
day: '01'
department:
- _id: SyCr
doi: 10.1111/1365-2435.14310
external_id:
  isi:
  - '000948940500001'
intvolume: '        37'
isi: 1
issue: '4'
language:
- iso: eng
month: '04'
oa_version: None
page: 809-820
publication: Functional Ecology
publication_identifier:
  eissn:
  - 1365-2435
  issn:
  - 0269-8463
publication_status: published
publisher: British Ecological Society
quality_controlled: '1'
scopus_import: '1'
status: public
title: Behavioural defences against parasites across host social structures
type: journal_article
user_id: 2DF688A6-F248-11E8-B48F-1D18A9856A87
volume: 37
year: '2023'
...
---
_id: '12945'
abstract:
- lang: eng
  text: "basic data for use in code for experimental data analysis for manuscript
    under revision: \r\nDynamic pathogen detection and social feedback shape collective
    hygiene in ants\r\nCasillas-Pérez B, Boďová K, Grasse AV, Tkačik G, Cremer S"
acknowledged_ssus:
- _id: LifeSc
acknowledgement: This project has received funding from the European Research Council
  (ERC) under the European Union’s Horizon 2020 research and innovation programme
  (Grant No. 771402; EPIDEMICSonCHIP) to SC, from the Scientific Grant Agency of the
  Slovak Republic (Grant No. 1/0521/20) to KB, and the Human Frontier Science Program
  (Grant No. RGP0065/2012) to GT.
article_processing_charge: No
author:
- first_name: Sylvia
  full_name: Cremer, Sylvia
  id: 2F64EC8C-F248-11E8-B48F-1D18A9856A87
  last_name: Cremer
  orcid: 0000-0002-2193-3868
citation:
  ama: 'Cremer S. Data from: “Dynamic pathogen detection and social feedback shape
    collective hygiene in ants” . 2023. doi:<a href="https://doi.org/10.15479/AT:ISTA:12945">10.15479/AT:ISTA:12945</a>'
  apa: 'Cremer, S. (2023). Data from: “Dynamic pathogen detection and social feedback
    shape collective hygiene in ants” . Institute of Science and Technology Austria.
    <a href="https://doi.org/10.15479/AT:ISTA:12945">https://doi.org/10.15479/AT:ISTA:12945</a>'
  chicago: 'Cremer, Sylvia. “Data from: ‘Dynamic Pathogen Detection and Social Feedback
    Shape Collective Hygiene in Ants’ .” Institute of Science and Technology Austria,
    2023. <a href="https://doi.org/10.15479/AT:ISTA:12945">https://doi.org/10.15479/AT:ISTA:12945</a>.'
  ieee: 'S. Cremer, “Data from: ‘Dynamic pathogen detection and social feedback shape
    collective hygiene in ants’ .” Institute of Science and Technology Austria, 2023.'
  ista: 'Cremer S. 2023. Data from: ‘Dynamic pathogen detection and social feedback
    shape collective hygiene in ants’ , Institute of Science and Technology Austria,
    <a href="https://doi.org/10.15479/AT:ISTA:12945">10.15479/AT:ISTA:12945</a>.'
  mla: 'Cremer, Sylvia. <i>Data from: “Dynamic Pathogen Detection and Social Feedback
    Shape Collective Hygiene in Ants” </i>. Institute of Science and Technology Austria,
    2023, doi:<a href="https://doi.org/10.15479/AT:ISTA:12945">10.15479/AT:ISTA:12945</a>.'
  short: S. Cremer, (2023).
contributor:
- contributor_type: data_collector
  first_name: Barbara E
  id: 351ED2AA-F248-11E8-B48F-1D18A9856A87
  last_name: Casillas Perez
- contributor_type: data_collector
  first_name: Anna V
  id: 406F989C-F248-11E8-B48F-1D18A9856A87
  last_name: Grasse
- contributor_type: researcher
  first_name: Katarina
  last_name: Bodova
- contributor_type: supervisor
  first_name: Gašper
  id: 3D494DCA-F248-11E8-B48F-1D18A9856A87
  last_name: Tkačik
  orcid: 0000-0002-6699-1455
date_created: 2023-05-11T21:35:17Z
date_published: 2023-05-12T00:00:00Z
date_updated: 2023-08-07T13:09:09Z
day: '12'
ddc:
- '570'
department:
- _id: SyCr
doi: 10.15479/AT:ISTA:12945
file:
- access_level: open_access
  checksum: 3eadf17fd59ad8c98bf10bf63061863c
  content_type: application/zip
  creator: scremer
  date_created: 2023-05-12T08:04:04Z
  date_updated: 2023-05-12T08:04:04Z
  file_id: '12947'
  file_name: Experimental_data.zip
  file_size: 3414674
  relation: main_file
  success: 1
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  checksum: 1b5e8e01a0989154a76b44e6d8d68f89
  content_type: application/octet-stream
  creator: scremer
  date_created: 2023-05-12T08:04:08Z
  date_updated: 2023-05-12T08:04:08Z
  file_id: '12948'
  file_name: README_Experimental_Data.md
  file_size: 2113
  relation: main_file
  success: 1
file_date_updated: 2023-05-12T08:04:08Z
has_accepted_license: '1'
keyword:
- collective behavior
- host-pathogen interactions
- social immunity
- epidemiology
- social insects
- probabilistic modeling
month: '05'
oa: 1
oa_version: None
publisher: Institute of Science and Technology Austria
related_material:
  record:
  - id: '13127'
    relation: used_in_publication
    status: public
status: public
title: 'Data from: "Dynamic pathogen detection and social feedback shape collective
  hygiene in ants" '
tmp:
  image: /images/cc_by_nc.png
  legal_code_url: https://creativecommons.org/licenses/by-nc/4.0/legalcode
  name: Creative Commons Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)
  short: CC BY-NC (4.0)
type: research_data
user_id: 2DF688A6-F248-11E8-B48F-1D18A9856A87
year: '2023'
...
---
_id: '10284'
abstract:
- lang: eng
  text: Infections early in life can have enduring effects on an organism's development
    and immunity. In this study, we show that this equally applies to developing ‘superorganisms’––incipient
    social insect colonies. When we exposed newly mated Lasius niger ant queens to
    a low pathogen dose, their colonies grew more slowly than controls before winter,
    but reached similar sizes afterwards. Independent of exposure, queen hibernation
    survival improved when the ratio of pupae to workers was small. Queens that reared
    fewer pupae before worker emergence exhibited lower pathogen levels, indicating
    that high brood rearing efforts interfere with the ability of the queen's immune
    system to suppress pathogen proliferation. Early-life queen pathogen exposure
    also improved the immunocompetence of her worker offspring, as demonstrated by
    challenging the workers to the same pathogen a year later. Transgenerational transfer
    of the queen's pathogen experience to her workforce can hence durably reduce the
    disease susceptibility of the whole superorganism.
acknowledged_ssus:
- _id: ScienComp
acknowledgement: The authors are grateful to G. Tkačik and V. Mireles for advice on
  data analyses and to A. Schloegl for help using the IST Austria HPC cluster for
  data processing. The authors thank J. Eilenberg for providing the fungal strain
  and A.V. Grasse for support with the molecular analysis. The authors also thank
  the Social Immunity group at IST Austria, in particular B. Milutinović, for discussions
  throughout and comments on the manuscript.
article_processing_charge: Yes (via OA deal)
article_type: original
author:
- first_name: Barbara E
  full_name: Casillas Perez, Barbara E
  id: 351ED2AA-F248-11E8-B48F-1D18A9856A87
  last_name: Casillas Perez
- first_name: Christopher
  full_name: Pull, Christopher
  id: 3C7F4840-F248-11E8-B48F-1D18A9856A87
  last_name: Pull
  orcid: 0000-0003-1122-3982
- first_name: Filip
  full_name: Naiser, Filip
  last_name: Naiser
- first_name: Elisabeth
  full_name: Naderlinger, Elisabeth
  id: 31757262-F248-11E8-B48F-1D18A9856A87
  last_name: Naderlinger
- first_name: Jiri
  full_name: Matas, Jiri
  last_name: Matas
- first_name: Sylvia
  full_name: Cremer, Sylvia
  id: 2F64EC8C-F248-11E8-B48F-1D18A9856A87
  last_name: Cremer
  orcid: 0000-0002-2193-3868
citation:
  ama: Casillas Perez BE, Pull C, Naiser F, Naderlinger E, Matas J, Cremer S. Early
    queen infection shapes developmental dynamics and induces long-term disease protection
    in incipient ant colonies. <i>Ecology Letters</i>. 2022;25(1):89-100. doi:<a href="https://doi.org/10.1111/ele.13907">10.1111/ele.13907</a>
  apa: Casillas Perez, B. E., Pull, C., Naiser, F., Naderlinger, E., Matas, J., &#38;
    Cremer, S. (2022). Early queen infection shapes developmental dynamics and induces
    long-term disease protection in incipient ant colonies. <i>Ecology Letters</i>.
    Wiley. <a href="https://doi.org/10.1111/ele.13907">https://doi.org/10.1111/ele.13907</a>
  chicago: Casillas Perez, Barbara E, Christopher Pull, Filip Naiser, Elisabeth Naderlinger,
    Jiri Matas, and Sylvia Cremer. “Early Queen Infection Shapes Developmental Dynamics
    and Induces Long-Term Disease Protection in Incipient Ant Colonies.” <i>Ecology
    Letters</i>. Wiley, 2022. <a href="https://doi.org/10.1111/ele.13907">https://doi.org/10.1111/ele.13907</a>.
  ieee: B. E. Casillas Perez, C. Pull, F. Naiser, E. Naderlinger, J. Matas, and S.
    Cremer, “Early queen infection shapes developmental dynamics and induces long-term
    disease protection in incipient ant colonies,” <i>Ecology Letters</i>, vol. 25,
    no. 1. Wiley, pp. 89–100, 2022.
  ista: Casillas Perez BE, Pull C, Naiser F, Naderlinger E, Matas J, Cremer S. 2022.
    Early queen infection shapes developmental dynamics and induces long-term disease
    protection in incipient ant colonies. Ecology Letters. 25(1), 89–100.
  mla: Casillas Perez, Barbara E., et al. “Early Queen Infection Shapes Developmental
    Dynamics and Induces Long-Term Disease Protection in Incipient Ant Colonies.”
    <i>Ecology Letters</i>, vol. 25, no. 1, Wiley, 2022, pp. 89–100, doi:<a href="https://doi.org/10.1111/ele.13907">10.1111/ele.13907</a>.
  short: B.E. Casillas Perez, C. Pull, F. Naiser, E. Naderlinger, J. Matas, S. Cremer,
    Ecology Letters 25 (2022) 89–100.
date_created: 2021-11-14T23:01:25Z
date_published: 2022-01-01T00:00:00Z
date_updated: 2023-08-14T11:45:29Z
day: '01'
ddc:
- '573'
department:
- _id: SyCr
doi: 10.1111/ele.13907
ec_funded: 1
external_id:
  isi:
  - '000713396100001'
  pmid:
  - '34725912'
file:
- access_level: open_access
  checksum: 0bd4210400e9876609b7c538ab4f9a3c
  content_type: application/pdf
  creator: cchlebak
  date_created: 2022-02-03T13:37:11Z
  date_updated: 2022-02-03T13:37:11Z
  file_id: '10721'
  file_name: 2021_EcologyLetters_CasillasPerez.pdf
  file_size: 700087
  relation: main_file
  success: 1
file_date_updated: 2022-02-03T13:37:11Z
has_accepted_license: '1'
intvolume: '        25'
isi: 1
issue: '1'
language:
- iso: eng
month: '01'
oa: 1
oa_version: Published Version
page: 89-100
pmid: 1
project:
- _id: 2649B4DE-B435-11E9-9278-68D0E5697425
  call_identifier: H2020
  grant_number: '771402'
  name: Epidemics in ant societies on a chip
publication: Ecology Letters
publication_identifier:
  eissn:
  - 1461-0248
  issn:
  - 1461-023X
publication_status: published
publisher: Wiley
quality_controlled: '1'
related_material:
  record:
  - id: '13061'
    relation: research_data
    status: public
scopus_import: '1'
status: public
title: Early queen infection shapes developmental dynamics and induces long-term disease
  protection in incipient ant colonies
tmp:
  image: /images/cc_by.png
  legal_code_url: https://creativecommons.org/licenses/by/4.0/legalcode
  name: Creative Commons Attribution 4.0 International Public License (CC-BY 4.0)
  short: CC BY (4.0)
type: journal_article
user_id: 4359f0d1-fa6c-11eb-b949-802e58b17ae8
volume: 25
year: '2022'
...
---
_id: '12133'
abstract:
- lang: eng
  text: Social distancing is an effective way to prevent the spread of disease in
    societies, whereas infection elimination is a key element of organismal immunity.
    Here, we discuss how the study of social insects such as ants — which form a superorganism
    of unconditionally cooperative individuals and thus represent a level of organization
    that is intermediate between a classical society of individuals and an organism
    of cells — can help to determine common principles of disease defence across levels
    of organization.
article_processing_charge: No
article_type: letter_note
author:
- first_name: Sylvia
  full_name: Cremer, Sylvia
  id: 2F64EC8C-F248-11E8-B48F-1D18A9856A87
  last_name: Cremer
  orcid: 0000-0002-2193-3868
- first_name: Michael K
  full_name: Sixt, Michael K
  id: 41E9FBEA-F248-11E8-B48F-1D18A9856A87
  last_name: Sixt
  orcid: 0000-0002-6620-9179
citation:
  ama: Cremer S, Sixt MK. Principles of disease defence in organisms, superorganisms
    and societies. <i>Nature Reviews Immunology</i>. 2022;22(12):713-714. doi:<a href="https://doi.org/10.1038/s41577-022-00797-y">10.1038/s41577-022-00797-y</a>
  apa: Cremer, S., &#38; Sixt, M. K. (2022). Principles of disease defence in organisms,
    superorganisms and societies. <i>Nature Reviews Immunology</i>. Springer Nature.
    <a href="https://doi.org/10.1038/s41577-022-00797-y">https://doi.org/10.1038/s41577-022-00797-y</a>
  chicago: Cremer, Sylvia, and Michael K Sixt. “Principles of Disease Defence in Organisms,
    Superorganisms and Societies.” <i>Nature Reviews Immunology</i>. Springer Nature,
    2022. <a href="https://doi.org/10.1038/s41577-022-00797-y">https://doi.org/10.1038/s41577-022-00797-y</a>.
  ieee: S. Cremer and M. K. Sixt, “Principles of disease defence in organisms, superorganisms
    and societies,” <i>Nature Reviews Immunology</i>, vol. 22, no. 12. Springer Nature,
    pp. 713–714, 2022.
  ista: Cremer S, Sixt MK. 2022. Principles of disease defence in organisms, superorganisms
    and societies. Nature Reviews Immunology. 22(12), 713–714.
  mla: Cremer, Sylvia, and Michael K. Sixt. “Principles of Disease Defence in Organisms,
    Superorganisms and Societies.” <i>Nature Reviews Immunology</i>, vol. 22, no.
    12, Springer Nature, 2022, pp. 713–14, doi:<a href="https://doi.org/10.1038/s41577-022-00797-y">10.1038/s41577-022-00797-y</a>.
  short: S. Cremer, M.K. Sixt, Nature Reviews Immunology 22 (2022) 713–714.
date_created: 2023-01-12T12:03:14Z
date_published: 2022-12-01T00:00:00Z
date_updated: 2023-08-04T08:53:32Z
day: '01'
department:
- _id: SyCr
- _id: MiSi
doi: 10.1038/s41577-022-00797-y
external_id:
  isi:
  - '000871836300001'
  pmid:
  - '36284178'
intvolume: '        22'
isi: 1
issue: '12'
keyword:
- Energy Engineering and Power Technology
- Fuel Technology
language:
- iso: eng
month: '12'
oa_version: None
page: 713-714
pmid: 1
publication: Nature Reviews Immunology
publication_identifier:
  eissn:
  - 1474-1741
  issn:
  - 1474-1733
publication_status: published
publisher: Springer Nature
quality_controlled: '1'
scopus_import: '1'
status: public
title: Principles of disease defence in organisms, superorganisms and societies
type: journal_article
user_id: 4359f0d1-fa6c-11eb-b949-802e58b17ae8
volume: 22
year: '2022'
...
---
_id: '13061'
abstract:
- lang: eng
  text: Infections early in life can have enduring effects on an organism’s development
    and immunity. In this study, we show that this equally applies to developing “superorganisms”
    – incipient social insect colonies. When we exposed newly mated Lasius niger ant
    queens to a low pathogen dose, their colonies grew more slowly than controls before
    winter, but reached similar sizes afterwards. Independent of exposure, queen hibernation
    survival improved when the ratio of pupae to workers was small. Queens that reared
    fewer pupae before worker emergence exhibited lower pathogen levels, indicating
    that high brood rearing efforts interfere with the ability of the queen’s immune
    system to suppress pathogen proliferation. Early-life queen pathogen-exposure
    also improved the immunocompetence of her worker offspring, as demonstrated by
    challenging the workers to the same pathogen a year later. Transgenerational transfer
    of the queen’s pathogen experience to her workforce can hence durably reduce the
    disease susceptibility of the whole superorganism.
article_processing_charge: No
author:
- first_name: Barbara E
  full_name: Casillas Perez, Barbara E
  id: 351ED2AA-F248-11E8-B48F-1D18A9856A87
  last_name: Casillas Perez
- first_name: Christopher
  full_name: Pull, Christopher
  id: 3C7F4840-F248-11E8-B48F-1D18A9856A87
  last_name: Pull
  orcid: 0000-0003-1122-3982
- first_name: Filip
  full_name: Naiser, Filip
  last_name: Naiser
- first_name: Elisabeth
  full_name: Naderlinger, Elisabeth
  last_name: Naderlinger
- first_name: Jiri
  full_name: Matas, Jiri
  last_name: Matas
- first_name: Sylvia
  full_name: Cremer, Sylvia
  id: 2F64EC8C-F248-11E8-B48F-1D18A9856A87
  last_name: Cremer
  orcid: 0000-0002-2193-3868
citation:
  ama: Casillas Perez BE, Pull C, Naiser F, Naderlinger E, Matas J, Cremer S. Early
    queen infection shapes developmental dynamics and induces long-term disease protection
    in incipient ant colonies. 2021. doi:<a href="https://doi.org/10.5061/DRYAD.7PVMCVDTJ">10.5061/DRYAD.7PVMCVDTJ</a>
  apa: Casillas Perez, B. E., Pull, C., Naiser, F., Naderlinger, E., Matas, J., &#38;
    Cremer, S. (2021). Early queen infection shapes developmental dynamics and induces
    long-term disease protection in incipient ant colonies. Dryad. <a href="https://doi.org/10.5061/DRYAD.7PVMCVDTJ">https://doi.org/10.5061/DRYAD.7PVMCVDTJ</a>
  chicago: Casillas Perez, Barbara E, Christopher Pull, Filip Naiser, Elisabeth Naderlinger,
    Jiri Matas, and Sylvia Cremer. “Early Queen Infection Shapes Developmental Dynamics
    and Induces Long-Term Disease Protection in Incipient Ant Colonies.” Dryad, 2021.
    <a href="https://doi.org/10.5061/DRYAD.7PVMCVDTJ">https://doi.org/10.5061/DRYAD.7PVMCVDTJ</a>.
  ieee: B. E. Casillas Perez, C. Pull, F. Naiser, E. Naderlinger, J. Matas, and S.
    Cremer, “Early queen infection shapes developmental dynamics and induces long-term
    disease protection in incipient ant colonies.” Dryad, 2021.
  ista: Casillas Perez BE, Pull C, Naiser F, Naderlinger E, Matas J, Cremer S. 2021.
    Early queen infection shapes developmental dynamics and induces long-term disease
    protection in incipient ant colonies, Dryad, <a href="https://doi.org/10.5061/DRYAD.7PVMCVDTJ">10.5061/DRYAD.7PVMCVDTJ</a>.
  mla: Casillas Perez, Barbara E., et al. <i>Early Queen Infection Shapes Developmental
    Dynamics and Induces Long-Term Disease Protection in Incipient Ant Colonies</i>.
    Dryad, 2021, doi:<a href="https://doi.org/10.5061/DRYAD.7PVMCVDTJ">10.5061/DRYAD.7PVMCVDTJ</a>.
  short: B.E. Casillas Perez, C. Pull, F. Naiser, E. Naderlinger, J. Matas, S. Cremer,
    (2021).
date_created: 2023-05-23T16:14:35Z
date_published: 2021-10-29T00:00:00Z
date_updated: 2023-08-14T11:45:28Z
day: '29'
ddc:
- '570'
department:
- _id: SyCr
doi: 10.5061/DRYAD.7PVMCVDTJ
ec_funded: 1
license: https://creativecommons.org/publicdomain/zero/1.0/
main_file_link:
- open_access: '1'
  url: https://doi.org/10.5061/dryad.7pvmcvdtj
month: '10'
oa: 1
oa_version: Published Version
project:
- _id: 2649B4DE-B435-11E9-9278-68D0E5697425
  call_identifier: H2020
  grant_number: '771402'
  name: Epidemics in ant societies on a chip
publisher: Dryad
related_material:
  record:
  - id: '10284'
    relation: used_in_publication
    status: public
status: public
title: Early queen infection shapes developmental dynamics and induces long-term disease
  protection in incipient ant colonies
tmp:
  image: /images/cc_0.png
  legal_code_url: https://creativecommons.org/publicdomain/zero/1.0/legalcode
  name: Creative Commons Public Domain Dedication (CC0 1.0)
  short: CC0 (1.0)
type: research_data_reference
user_id: 2DF688A6-F248-11E8-B48F-1D18A9856A87
year: '2021'
...
---
_id: '7343'
abstract:
- lang: eng
  text: Coinfections with multiple pathogens can result in complex within‐host dynamics
    affecting virulence and transmission. While multiple infections are intensively
    studied in solitary hosts, it is so far unresolved how social host interactions
    interfere with pathogen competition, and if this depends on coinfection diversity.
    We studied how the collective disease defences of ants – their social immunity
    – influence pathogen competition in coinfections of same or different fungal pathogen
    species. Social immunity reduced virulence for all pathogen combinations, but
    interfered with spore production only in different‐species coinfections. Here,
    it decreased overall pathogen sporulation success while increasing co‐sporulation
    on individual cadavers and maintaining a higher pathogen diversity at the community
    level. Mathematical modelling revealed that host sanitary care alone can modulate
    competitive outcomes between pathogens, giving advantage to fast‐germinating,
    thus less grooming‐sensitive ones. Host social interactions can hence modulate
    infection dynamics in coinfected group members, thereby altering pathogen communities
    at the host level and population level.
acknowledged_ssus:
- _id: LifeSc
acknowledgement: "We thank Bernhardt Steinwender and Jorgen Eilenberg for the fungal
  strains, Xavier Espadaler, Mireia Diaz, Christiane Wanke, Lumi Viljakainen and the
  Social Immunity Team at IST Austria, for help with ant collection, and Wanda Gorecka
  and Gertraud Stift of the IST Austria Life Science Facility for technical support.
  We are thankful to Dieter Ebert for input at all stages of the project, Roger Mundry
  for statistical advice, Hinrich Schulenburg, Paul Schmid-Hempel, Yuko\r\nUlrich
  and Joachim Kurtz for project discussion, Bor Kavcic for advice on growth curves,
  Marcus Roper for advice on modelling work and comments on the manuscript, as well
  as Marjon de Vos, Weini Huang and the Social Immunity Team for comments on the manuscript.\r\nThis
  study was funded by the German Research Foundation (DFG) within the Priority Programme
  1399 Host-parasite Coevolution (CR 118/3 to S.C.) and the People Programme\r\n(Marie
  Curie Actions) of the European Union’s Seventh Framework Programme (FP7/2007-2013)
  under REA grant agreement no 291734 (ISTFELLOW to B.M.). "
article_processing_charge: Yes (via OA deal)
article_type: letter_note
author:
- first_name: Barbara
  full_name: Milutinovic, Barbara
  id: 2CDC32B8-F248-11E8-B48F-1D18A9856A87
  last_name: Milutinovic
  orcid: 0000-0002-8214-4758
- first_name: Miriam
  full_name: Stock, Miriam
  id: 42462816-F248-11E8-B48F-1D18A9856A87
  last_name: Stock
- first_name: Anna V
  full_name: Grasse, Anna V
  id: 406F989C-F248-11E8-B48F-1D18A9856A87
  last_name: Grasse
- first_name: Elisabeth
  full_name: Naderlinger, Elisabeth
  id: 31757262-F248-11E8-B48F-1D18A9856A87
  last_name: Naderlinger
- first_name: Christian
  full_name: Hilbe, Christian
  id: 2FDF8F3C-F248-11E8-B48F-1D18A9856A87
  last_name: Hilbe
  orcid: 0000-0001-5116-955X
- first_name: Sylvia
  full_name: Cremer, Sylvia
  id: 2F64EC8C-F248-11E8-B48F-1D18A9856A87
  last_name: Cremer
  orcid: 0000-0002-2193-3868
citation:
  ama: Milutinovic B, Stock M, Grasse AV, Naderlinger E, Hilbe C, Cremer S. Social
    immunity modulates competition between coinfecting pathogens. <i>Ecology Letters</i>.
    2020;23(3):565-574. doi:<a href="https://doi.org/10.1111/ele.13458">10.1111/ele.13458</a>
  apa: Milutinovic, B., Stock, M., Grasse, A. V., Naderlinger, E., Hilbe, C., &#38;
    Cremer, S. (2020). Social immunity modulates competition between coinfecting pathogens.
    <i>Ecology Letters</i>. Wiley. <a href="https://doi.org/10.1111/ele.13458">https://doi.org/10.1111/ele.13458</a>
  chicago: Milutinovic, Barbara, Miriam Stock, Anna V Grasse, Elisabeth Naderlinger,
    Christian Hilbe, and Sylvia Cremer. “Social Immunity Modulates Competition between
    Coinfecting Pathogens.” <i>Ecology Letters</i>. Wiley, 2020. <a href="https://doi.org/10.1111/ele.13458">https://doi.org/10.1111/ele.13458</a>.
  ieee: B. Milutinovic, M. Stock, A. V. Grasse, E. Naderlinger, C. Hilbe, and S. Cremer,
    “Social immunity modulates competition between coinfecting pathogens,” <i>Ecology
    Letters</i>, vol. 23, no. 3. Wiley, pp. 565–574, 2020.
  ista: Milutinovic B, Stock M, Grasse AV, Naderlinger E, Hilbe C, Cremer S. 2020.
    Social immunity modulates competition between coinfecting pathogens. Ecology Letters.
    23(3), 565–574.
  mla: Milutinovic, Barbara, et al. “Social Immunity Modulates Competition between
    Coinfecting Pathogens.” <i>Ecology Letters</i>, vol. 23, no. 3, Wiley, 2020, pp.
    565–74, doi:<a href="https://doi.org/10.1111/ele.13458">10.1111/ele.13458</a>.
  short: B. Milutinovic, M. Stock, A.V. Grasse, E. Naderlinger, C. Hilbe, S. Cremer,
    Ecology Letters 23 (2020) 565–574.
date_created: 2020-01-20T13:32:12Z
date_published: 2020-03-01T00:00:00Z
date_updated: 2023-09-05T16:04:49Z
day: '01'
ddc:
- '570'
department:
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- _id: KrCh
doi: 10.1111/ele.13458
ec_funded: 1
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month: '03'
oa: 1
oa_version: Published Version
page: 565-574
project:
- _id: 25681D80-B435-11E9-9278-68D0E5697425
  call_identifier: FP7
  grant_number: '291734'
  name: International IST Postdoc Fellowship Programme
- _id: 25DAF0B2-B435-11E9-9278-68D0E5697425
  grant_number: CR-118/3-1
  name: Host-Parasite Coevolution
publication: Ecology Letters
publication_identifier:
  eissn:
  - 1461-0248
  issn:
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publication_status: published
publisher: Wiley
quality_controlled: '1'
related_material:
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    relation: press_release
    url: https://ist.ac.at/en/news/social-ants-shapes-disease-outcome/
  record:
  - id: '13060'
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scopus_import: '1'
status: public
title: Social immunity modulates competition between coinfecting pathogens
tmp:
  image: /images/cc_by_nc.png
  legal_code_url: https://creativecommons.org/licenses/by-nc/4.0/legalcode
  name: Creative Commons Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)
  short: CC BY-NC (4.0)
type: journal_article
user_id: c635000d-4b10-11ee-a964-aac5a93f6ac1
volume: 23
year: '2020'
...
---
_id: '13060'
abstract:
- lang: eng
  text: Coinfections with multiple pathogens can result in complex within-host dynamics
    affecting virulence and transmission. Whilst multiple infections are intensively
    studied in solitary hosts, it is so far unresolved how social host interactions
    interfere with pathogen competition, and if this depends on coinfection diversity.
    We studied how the collective disease defenses of ants – their social immunity
    ­– influence pathogen competition in coinfections of same or different fungal
    pathogen species. Social immunity reduced virulence for all pathogen combinations,
    but interfered with spore production only in different-species coinfections. Here,
    it decreased overall pathogen sporulation success, whilst simultaneously increasing
    co-sporulation on individual cadavers and maintaining a higher pathogen diversity
    at the community-level. Mathematical modeling revealed that host sanitary care
    alone can modulate competitive outcomes between pathogens, giving advantage to
    fast-germinating, thus less grooming-sensitive ones. Host social interactions
    can hence modulate infection dynamics in coinfected group members, thereby altering
    pathogen communities at the host- and population-level.
article_processing_charge: No
author:
- first_name: Barbara
  full_name: Milutinovic, Barbara
  id: 2CDC32B8-F248-11E8-B48F-1D18A9856A87
  last_name: Milutinovic
  orcid: 0000-0002-8214-4758
- first_name: Miriam
  full_name: Stock, Miriam
  id: 42462816-F248-11E8-B48F-1D18A9856A87
  last_name: Stock
- first_name: Anna V
  full_name: Grasse, Anna V
  id: 406F989C-F248-11E8-B48F-1D18A9856A87
  last_name: Grasse
- first_name: Elisabeth
  full_name: Naderlinger, Elisabeth
  id: 31757262-F248-11E8-B48F-1D18A9856A87
  last_name: Naderlinger
- first_name: Christian
  full_name: Hilbe, Christian
  id: 2FDF8F3C-F248-11E8-B48F-1D18A9856A87
  last_name: Hilbe
  orcid: 0000-0001-5116-955X
- first_name: Sylvia
  full_name: Cremer, Sylvia
  id: 2F64EC8C-F248-11E8-B48F-1D18A9856A87
  last_name: Cremer
  orcid: 0000-0002-2193-3868
citation:
  ama: Milutinovic B, Stock M, Grasse AV, Naderlinger E, Hilbe C, Cremer S. Social
    immunity modulates competition between coinfecting pathogens. 2020. doi:<a href="https://doi.org/10.5061/DRYAD.CRJDFN318">10.5061/DRYAD.CRJDFN318</a>
  apa: Milutinovic, B., Stock, M., Grasse, A. V., Naderlinger, E., Hilbe, C., &#38;
    Cremer, S. (2020). Social immunity modulates competition between coinfecting pathogens.
    Dryad. <a href="https://doi.org/10.5061/DRYAD.CRJDFN318">https://doi.org/10.5061/DRYAD.CRJDFN318</a>
  chicago: Milutinovic, Barbara, Miriam Stock, Anna V Grasse, Elisabeth Naderlinger,
    Christian Hilbe, and Sylvia Cremer. “Social Immunity Modulates Competition between
    Coinfecting Pathogens.” Dryad, 2020. <a href="https://doi.org/10.5061/DRYAD.CRJDFN318">https://doi.org/10.5061/DRYAD.CRJDFN318</a>.
  ieee: B. Milutinovic, M. Stock, A. V. Grasse, E. Naderlinger, C. Hilbe, and S. Cremer,
    “Social immunity modulates competition between coinfecting pathogens.” Dryad,
    2020.
  ista: Milutinovic B, Stock M, Grasse AV, Naderlinger E, Hilbe C, Cremer S. 2020.
    Social immunity modulates competition between coinfecting pathogens, Dryad, <a
    href="https://doi.org/10.5061/DRYAD.CRJDFN318">10.5061/DRYAD.CRJDFN318</a>.
  mla: Milutinovic, Barbara, et al. <i>Social Immunity Modulates Competition between
    Coinfecting Pathogens</i>. Dryad, 2020, doi:<a href="https://doi.org/10.5061/DRYAD.CRJDFN318">10.5061/DRYAD.CRJDFN318</a>.
  short: B. Milutinovic, M. Stock, A.V. Grasse, E. Naderlinger, C. Hilbe, S. Cremer,
    (2020).
date_created: 2023-05-23T16:11:22Z
date_published: 2020-12-19T00:00:00Z
date_updated: 2023-09-05T16:04:48Z
day: '19'
ddc:
- '570'
department:
- _id: SyCr
- _id: KrCh
doi: 10.5061/DRYAD.CRJDFN318
main_file_link:
- open_access: '1'
  url: https://doi.org/10.5061/dryad.crjdfn318
month: '12'
oa: 1
oa_version: Published Version
publisher: Dryad
related_material:
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  - id: '7343'
    relation: used_in_publication
    status: public
status: public
title: Social immunity modulates competition between coinfecting pathogens
tmp:
  image: /images/cc_0.png
  legal_code_url: https://creativecommons.org/publicdomain/zero/1.0/legalcode
  name: Creative Commons Public Domain Dedication (CC0 1.0)
  short: CC0 (1.0)
type: research_data_reference
user_id: 2DF688A6-F248-11E8-B48F-1D18A9856A87
year: '2020'
...
---
_id: '9096'
article_processing_charge: No
author:
- first_name: Paul
  full_name: Schmid-Hempel, Paul
  last_name: Schmid-Hempel
- first_name: Sylvia M
  full_name: Cremer, Sylvia M
  id: 2F64EC8C-F248-11E8-B48F-1D18A9856A87
  last_name: Cremer
  orcid: 0000-0002-2193-3868
citation:
  ama: 'Schmid-Hempel P, Cremer S. Parasites and Pathogens. In: Starr C, ed. <i>Encyclopedia
    of Social Insects</i>. Cham: Springer Nature; 2020. doi:<a href="https://doi.org/10.1007/978-3-319-90306-4_94-1">10.1007/978-3-319-90306-4_94-1</a>'
  apa: 'Schmid-Hempel, P., &#38; Cremer, S. (2020). Parasites and Pathogens. In C.
    Starr (Ed.), <i>Encyclopedia of Social Insects</i>. Cham: Springer Nature. <a
    href="https://doi.org/10.1007/978-3-319-90306-4_94-1">https://doi.org/10.1007/978-3-319-90306-4_94-1</a>'
  chicago: 'Schmid-Hempel, Paul, and Sylvia Cremer. “Parasites and Pathogens.” In
    <i>Encyclopedia of Social Insects</i>, edited by C Starr. Cham: Springer Nature,
    2020. <a href="https://doi.org/10.1007/978-3-319-90306-4_94-1">https://doi.org/10.1007/978-3-319-90306-4_94-1</a>.'
  ieee: 'P. Schmid-Hempel and S. Cremer, “Parasites and Pathogens,” in <i>Encyclopedia
    of Social Insects</i>, C. Starr, Ed. Cham: Springer Nature, 2020.'
  ista: 'Schmid-Hempel P, Cremer S. 2020.Parasites and Pathogens. In: Encyclopedia
    of Social Insects. .'
  mla: Schmid-Hempel, Paul, and Sylvia Cremer. “Parasites and Pathogens.” <i>Encyclopedia
    of Social Insects</i>, edited by C Starr, Springer Nature, 2020, doi:<a href="https://doi.org/10.1007/978-3-319-90306-4_94-1">10.1007/978-3-319-90306-4_94-1</a>.
  short: P. Schmid-Hempel, S. Cremer, in:, C. Starr (Ed.), Encyclopedia of Social
    Insects, Springer Nature, Cham, 2020.
date_created: 2021-02-05T12:15:18Z
date_published: 2020-02-22T00:00:00Z
date_updated: 2021-02-05T12:19:21Z
day: '22'
department:
- _id: SyCr
doi: 10.1007/978-3-319-90306-4_94-1
editor:
- first_name: C
  full_name: Starr, C
  last_name: Starr
language:
- iso: eng
month: '02'
oa_version: None
place: Cham
publication: Encyclopedia of Social Insects
publication_identifier:
  isbn:
  - '9783319903064'
publication_status: published
publisher: Springer Nature
quality_controlled: '1'
status: public
title: Parasites and Pathogens
type: book_chapter
user_id: 2DF688A6-F248-11E8-B48F-1D18A9856A87
year: '2020'
...
---
_id: '7513'
abstract:
- lang: eng
  text: 'Social insects (i.e., ants, termites and the social bees and wasps) protect
    their colonies from disease using a combination of individual immunity and collectively
    performed defenses, termed social immunity. The first line of social immune defense
    is sanitary care, which is performed by colony members to protect their pathogen-exposed
    nestmates from developing an infection. If sanitary care fails and an infection
    becomes established, a second line of social immune defense is deployed to stop
    disease transmission within the colony and to protect the valuable queens, which
    together with the males are the reproductive individuals of the colony. Insect
    colonies are separated into these reproductive individuals and the sterile worker
    force, forming a superorganismal reproductive unit reminiscent of the differentiated
    germline and soma in a multicellular organism. Ultimately, the social immune response
    preserves the germline of the superorganism insect colony and increases overall
    fitness of the colony in case of disease. '
article_processing_charge: No
author:
- first_name: Sylvia
  full_name: Cremer, Sylvia
  id: 2F64EC8C-F248-11E8-B48F-1D18A9856A87
  last_name: Cremer
  orcid: 0000-0002-2193-3868
- first_name: Megan
  full_name: Kutzer, Megan
  id: 29D0B332-F248-11E8-B48F-1D18A9856A87
  last_name: Kutzer
  orcid: 0000-0002-8696-6978
citation:
  ama: 'Cremer S, Kutzer M. Social immunity. In: Choe J, ed. <i>Encyclopedia of Animal
    Behavior</i>. 2nd ed. Elsevier; 2019:747-755. doi:<a href="https://doi.org/10.1016/B978-0-12-809633-8.90721-0">10.1016/B978-0-12-809633-8.90721-0</a>'
  apa: Cremer, S., &#38; Kutzer, M. (2019). Social immunity. In J. Choe (Ed.), <i>Encyclopedia
    of Animal Behavior</i> (2nd ed., pp. 747–755). Elsevier. <a href="https://doi.org/10.1016/B978-0-12-809633-8.90721-0">https://doi.org/10.1016/B978-0-12-809633-8.90721-0</a>
  chicago: Cremer, Sylvia, and Megan Kutzer. “Social Immunity.” In <i>Encyclopedia
    of Animal Behavior</i>, edited by Jae Choe, 2nd ed., 747–55. Elsevier, 2019. <a
    href="https://doi.org/10.1016/B978-0-12-809633-8.90721-0">https://doi.org/10.1016/B978-0-12-809633-8.90721-0</a>.
  ieee: S. Cremer and M. Kutzer, “Social immunity,” in <i>Encyclopedia of Animal Behavior</i>,
    2nd ed., J. Choe, Ed. Elsevier, 2019, pp. 747–755.
  ista: 'Cremer S, Kutzer M. 2019.Social immunity. In: Encyclopedia of Animal Behavior.
    , 747–755.'
  mla: Cremer, Sylvia, and Megan Kutzer. “Social Immunity.” <i>Encyclopedia of Animal
    Behavior</i>, edited by Jae Choe, 2nd ed., Elsevier, 2019, pp. 747–55, doi:<a
    href="https://doi.org/10.1016/B978-0-12-809633-8.90721-0">10.1016/B978-0-12-809633-8.90721-0</a>.
  short: S. Cremer, M. Kutzer, in:, J. Choe (Ed.), Encyclopedia of Animal Behavior,
    2nd ed., Elsevier, 2019, pp. 747–755.
date_created: 2020-02-23T23:00:36Z
date_published: 2019-02-06T00:00:00Z
date_updated: 2023-09-08T11:12:04Z
day: '06'
department:
- _id: SyCr
doi: 10.1016/B978-0-12-809633-8.90721-0
edition: '2'
editor:
- first_name: Jae
  full_name: Choe, Jae
  last_name: Choe
external_id:
  isi:
  - '000248989500026'
isi: 1
language:
- iso: eng
month: '02'
oa_version: None
page: 747-755
publication: Encyclopedia of Animal Behavior
publication_identifier:
  eisbn:
  - '9780128132524'
  isbn:
  - '9780128132517'
publication_status: published
publisher: Elsevier
quality_controlled: '1'
scopus_import: '1'
status: public
title: Social immunity
type: book_chapter
user_id: c635000d-4b10-11ee-a964-aac5a93f6ac1
year: '2019'
...
---
_id: '6415'
abstract:
- lang: eng
  text: Ant invasions are often harmful to native species communities. Their pathogens
    and host disease defense mechanisms may be one component of their devastating
    success. First, they can introduce harmful diseases to their competitors in the
    introduced range, to which they themselves are tolerant. Second, their supercolonial
    social structure of huge multi-queen nest networks means that they will harbor
    a broad pathogen spectrum and high pathogen load while remaining resilient, unlike
    the smaller, territorial colonies of the native species. Thus, it is likely that
    invasive ants act as a disease reservoir, promoting their competitive advantage
    and invasive success.
article_processing_charge: No
author:
- first_name: Sylvia
  full_name: Cremer, Sylvia
  id: 2F64EC8C-F248-11E8-B48F-1D18A9856A87
  last_name: Cremer
  orcid: 0000-0002-2193-3868
citation:
  ama: Cremer S. Pathogens and disease defense of invasive ants. <i>Current Opinion
    in Insect Science</i>. 2019;33:63-68. doi:<a href="https://doi.org/10.1016/j.cois.2019.03.011">10.1016/j.cois.2019.03.011</a>
  apa: Cremer, S. (2019). Pathogens and disease defense of invasive ants. <i>Current
    Opinion in Insect Science</i>. Elsevier. <a href="https://doi.org/10.1016/j.cois.2019.03.011">https://doi.org/10.1016/j.cois.2019.03.011</a>
  chicago: Cremer, Sylvia. “Pathogens and Disease Defense of Invasive Ants.” <i>Current
    Opinion in Insect Science</i>. Elsevier, 2019. <a href="https://doi.org/10.1016/j.cois.2019.03.011">https://doi.org/10.1016/j.cois.2019.03.011</a>.
  ieee: S. Cremer, “Pathogens and disease defense of invasive ants,” <i>Current Opinion
    in Insect Science</i>, vol. 33. Elsevier, pp. 63–68, 2019.
  ista: Cremer S. 2019. Pathogens and disease defense of invasive ants. Current Opinion
    in Insect Science. 33, 63–68.
  mla: Cremer, Sylvia. “Pathogens and Disease Defense of Invasive Ants.” <i>Current
    Opinion in Insect Science</i>, vol. 33, Elsevier, 2019, pp. 63–68, doi:<a href="https://doi.org/10.1016/j.cois.2019.03.011">10.1016/j.cois.2019.03.011</a>.
  short: S. Cremer, Current Opinion in Insect Science 33 (2019) 63–68.
date_created: 2019-05-13T07:58:36Z
date_published: 2019-06-01T00:00:00Z
date_updated: 2023-08-25T10:31:31Z
day: '01'
department:
- _id: SyCr
doi: 10.1016/j.cois.2019.03.011
external_id:
  isi:
  - '000477666000012'
intvolume: '        33'
isi: 1
language:
- iso: eng
month: '06'
oa_version: None
page: 63-68
publication: Current Opinion in Insect Science
publication_identifier:
  eissn:
  - '22145753'
  issn:
  - '22145745'
publication_status: published
publisher: Elsevier
quality_controlled: '1'
scopus_import: '1'
status: public
title: Pathogens and disease defense of invasive ants
type: journal_article
user_id: 4359f0d1-fa6c-11eb-b949-802e58b17ae8
volume: 33
year: '2019'
...
---
_id: '6552'
abstract:
- lang: eng
  text: 'When animals become sick, infected cells and an armada of activated immune
    cells attempt to eliminate the pathogen from the body. Once infectious particles
    have breached the body''s physical barriers of the skin or gut lining, an initially
    local response quickly escalates into a systemic response, attracting mobile immune
    cells to the site of infection. These cells complement the initial, unspecific
    defense with a more specialized, targeted response. This can also provide long-term
    immune memory and protection against future infection. The cell-autonomous defenses
    of the infected cells are thus aided by the actions of recruited immune cells.
    These specialized cells are the most mobile cells in the body, constantly patrolling
    through the otherwise static tissue to detect incoming pathogens. Such constant
    immune surveillance means infections are noticed immediately and can be rapidly
    cleared from the body. Some immune cells also remove infected cells that have
    succumbed to infection. All this prevents pathogen replication and spread to healthy
    tissues. Although this may involve the sacrifice of some somatic tissue, this
    is typically replaced quickly. Particular care is, however, given to the reproductive
    organs, which should always remain disease free (immune privilege). '
article_processing_charge: No
article_type: original
author:
- first_name: Sylvia
  full_name: Cremer, Sylvia
  id: 2F64EC8C-F248-11E8-B48F-1D18A9856A87
  last_name: Cremer
  orcid: 0000-0002-2193-3868
citation:
  ama: Cremer S. Social immunity in insects. <i>Current Biology</i>. 2019;29(11):R458-R463.
    doi:<a href="https://doi.org/10.1016/j.cub.2019.03.035">10.1016/j.cub.2019.03.035</a>
  apa: Cremer, S. (2019). Social immunity in insects. <i>Current Biology</i>. Elsevier.
    <a href="https://doi.org/10.1016/j.cub.2019.03.035">https://doi.org/10.1016/j.cub.2019.03.035</a>
  chicago: Cremer, Sylvia. “Social Immunity in Insects.” <i>Current Biology</i>. Elsevier,
    2019. <a href="https://doi.org/10.1016/j.cub.2019.03.035">https://doi.org/10.1016/j.cub.2019.03.035</a>.
  ieee: S. Cremer, “Social immunity in insects,” <i>Current Biology</i>, vol. 29,
    no. 11. Elsevier, pp. R458–R463, 2019.
  ista: Cremer S. 2019. Social immunity in insects. Current Biology. 29(11), R458–R463.
  mla: Cremer, Sylvia. “Social Immunity in Insects.” <i>Current Biology</i>, vol.
    29, no. 11, Elsevier, 2019, pp. R458–63, doi:<a href="https://doi.org/10.1016/j.cub.2019.03.035">10.1016/j.cub.2019.03.035</a>.
  short: S. Cremer, Current Biology 29 (2019) R458–R463.
date_created: 2019-06-09T21:59:10Z
date_published: 2019-06-03T00:00:00Z
date_updated: 2023-08-28T09:38:00Z
day: '03'
department:
- _id: SyCr
doi: 10.1016/j.cub.2019.03.035
external_id:
  isi:
  - '000470902000023'
  pmid:
  - '31163158'
intvolume: '        29'
isi: 1
issue: '11'
language:
- iso: eng
main_file_link:
- open_access: '1'
  url: https://doi.org/10.1016/j.cub.2019.03.035
month: '06'
oa: 1
oa_version: Published Version
page: R458-R463
pmid: 1
publication: Current Biology
publication_identifier:
  issn:
  - '09609822'
publication_status: published
publisher: Elsevier
quality_controlled: '1'
scopus_import: '1'
status: public
title: Social immunity in insects
type: journal_article
user_id: 4359f0d1-fa6c-11eb-b949-802e58b17ae8
volume: 29
year: '2019'
...
---
_id: '29'
abstract:
- lang: eng
  text: Social insects have evolved enormous capacities to collectively build nests
    and defend their colonies against both predators and pathogens. The latter is
    achieved by a combination of individual immune responses and sophisticated collective
    behavioral and organizational disease defenses, that is, social immunity. We investigated
    how the presence or absence of these social defense lines affects individual-level
    immunity in ant queens after bacterial infection. To this end, we injected queens
    of the ant Linepithema humile with a mix of gram+ and gram− bacteria or a control
    solution, reared them either with workers or alone and analyzed their gene expression
    patterns at 2, 4, 8, and 12 hr post-injection, using RNA-seq. This allowed us
    to test for the effect of bacterial infection, social context, as well as the
    interaction between the two over the course of infection and raising of an immune
    response. We found that social isolation per se affected queen gene expression
    for metabolism genes, but not for immune genes. When infected, queens reared with
    and without workers up-regulated similar numbers of innate immune genes revealing
    activation of Toll and Imd signaling pathways and melanization. Interestingly,
    however, they mostly regulated different genes along the pathways and showed a
    different pattern of overall gene up-regulation or down-regulation. Hence, we
    can conclude that the absence of workers does not compromise the onset of an individual
    immune response by the queens, but that the social environment impacts the route
    of the individual innate immune responses.
article_processing_charge: No
author:
- first_name: Lumi
  full_name: Viljakainen, Lumi
  last_name: Viljakainen
- first_name: Jaana
  full_name: Jurvansuu, Jaana
  last_name: Jurvansuu
- first_name: Ida
  full_name: Holmberg, Ida
  last_name: Holmberg
- first_name: Tobias
  full_name: Pamminger, Tobias
  last_name: Pamminger
- first_name: Silvio
  full_name: Erler, Silvio
  last_name: Erler
- first_name: Sylvia
  full_name: Cremer, Sylvia
  id: 2F64EC8C-F248-11E8-B48F-1D18A9856A87
  last_name: Cremer
  orcid: 0000-0002-2193-3868
citation:
  ama: Viljakainen L, Jurvansuu J, Holmberg I, Pamminger T, Erler S, Cremer S. Social
    environment affects the transcriptomic response to bacteria in ant queens. <i>Ecology
    and Evolution</i>. 2018;8(22):11031-11070. doi:<a href="https://doi.org/10.1002/ece3.4573">10.1002/ece3.4573</a>
  apa: Viljakainen, L., Jurvansuu, J., Holmberg, I., Pamminger, T., Erler, S., &#38;
    Cremer, S. (2018). Social environment affects the transcriptomic response to bacteria
    in ant queens. <i>Ecology and Evolution</i>. Wiley. <a href="https://doi.org/10.1002/ece3.4573">https://doi.org/10.1002/ece3.4573</a>
  chicago: Viljakainen, Lumi, Jaana Jurvansuu, Ida Holmberg, Tobias Pamminger, Silvio
    Erler, and Sylvia Cremer. “Social Environment Affects the Transcriptomic Response
    to Bacteria in Ant Queens.” <i>Ecology and Evolution</i>. Wiley, 2018. <a href="https://doi.org/10.1002/ece3.4573">https://doi.org/10.1002/ece3.4573</a>.
  ieee: L. Viljakainen, J. Jurvansuu, I. Holmberg, T. Pamminger, S. Erler, and S.
    Cremer, “Social environment affects the transcriptomic response to bacteria in
    ant queens,” <i>Ecology and Evolution</i>, vol. 8, no. 22. Wiley, pp. 11031–11070,
    2018.
  ista: Viljakainen L, Jurvansuu J, Holmberg I, Pamminger T, Erler S, Cremer S. 2018.
    Social environment affects the transcriptomic response to bacteria in ant queens.
    Ecology and Evolution. 8(22), 11031–11070.
  mla: Viljakainen, Lumi, et al. “Social Environment Affects the Transcriptomic Response
    to Bacteria in Ant Queens.” <i>Ecology and Evolution</i>, vol. 8, no. 22, Wiley,
    2018, pp. 11031–70, doi:<a href="https://doi.org/10.1002/ece3.4573">10.1002/ece3.4573</a>.
  short: L. Viljakainen, J. Jurvansuu, I. Holmberg, T. Pamminger, S. Erler, S. Cremer,
    Ecology and Evolution 8 (2018) 11031–11070.
date_created: 2018-12-11T11:44:15Z
date_published: 2018-11-01T00:00:00Z
date_updated: 2023-09-19T09:29:12Z
day: '01'
ddc:
- '576'
- '591'
department:
- _id: SyCr
doi: 10.1002/ece3.4573
external_id:
  isi:
  - '000451611000032'
file:
- access_level: open_access
  checksum: 0d1355c78627ca7210aadd9a17a01915
  content_type: application/pdf
  creator: dernst
  date_created: 2018-12-17T08:27:04Z
  date_updated: 2020-07-14T12:45:52Z
  file_id: '5682'
  file_name: Viljakainen_et_al-2018-Ecology_and_Evolution.pdf
  file_size: 1272096
  relation: main_file
file_date_updated: 2020-07-14T12:45:52Z
has_accepted_license: '1'
intvolume: '         8'
isi: 1
issue: '22'
language:
- iso: eng
month: '11'
oa: 1
oa_version: Published Version
page: 11031-11070
publication: Ecology and Evolution
publication_identifier:
  issn:
  - '20457758'
publication_status: published
publisher: Wiley
publist_id: '8026'
quality_controlled: '1'
scopus_import: '1'
status: public
title: Social environment affects the transcriptomic response to bacteria in ant queens
tmp:
  image: /images/cc_by.png
  legal_code_url: https://creativecommons.org/licenses/by/4.0/legalcode
  name: Creative Commons Attribution 4.0 International Public License (CC-BY 4.0)
  short: CC BY (4.0)
type: journal_article
user_id: c635000d-4b10-11ee-a964-aac5a93f6ac1
volume: 8
year: '2018'
...
---
_id: '806'
abstract:
- lang: eng
  text: Social insect colonies have evolved many collectively performed adaptations
    that reduce the impact of infectious disease and that are expected to maximize
    their fitness. This colony-level protection is termed social immunity, and it
    enhances the health and survival of the colony. In this review, we address how
    social immunity emerges from its mechanistic components to produce colony-level
    disease avoidance, resistance, and tolerance. To understand the evolutionary causes
    and consequences of social immunity, we highlight the need for studies that evaluate
    the effects of social immunity on colony fitness. We discuss the role that host
    life history and ecology have on predicted eco-evolutionary dynamics, which differ
    among the social insect lineages. Throughout the review, we highlight current
    gaps in our knowledge and promising avenues for future research, which we hope
    will bring us closer to an integrated understanding of socio-eco-evo-immunology.
article_processing_charge: No
author:
- first_name: Sylvia
  full_name: Cremer, Sylvia
  id: 2F64EC8C-F248-11E8-B48F-1D18A9856A87
  last_name: Cremer
  orcid: 0000-0002-2193-3868
- first_name: Christopher
  full_name: Pull, Christopher
  id: 3C7F4840-F248-11E8-B48F-1D18A9856A87
  last_name: Pull
  orcid: 0000-0003-1122-3982
- first_name: Matthias
  full_name: Fürst, Matthias
  id: 393B1196-F248-11E8-B48F-1D18A9856A87
  last_name: Fürst
  orcid: 0000-0002-3712-925X
citation:
  ama: 'Cremer S, Pull C, Fürst M. Social immunity: Emergence and evolution of colony-level
    disease protection. <i>Annual Review of Entomology</i>. 2018;63:105-123. doi:<a
    href="https://doi.org/10.1146/annurev-ento-020117-043110">10.1146/annurev-ento-020117-043110</a>'
  apa: 'Cremer, S., Pull, C., &#38; Fürst, M. (2018). Social immunity: Emergence and
    evolution of colony-level disease protection. <i>Annual Review of Entomology</i>.
    Annual Reviews. <a href="https://doi.org/10.1146/annurev-ento-020117-043110">https://doi.org/10.1146/annurev-ento-020117-043110</a>'
  chicago: 'Cremer, Sylvia, Christopher Pull, and Matthias Fürst. “Social Immunity:
    Emergence and Evolution of Colony-Level Disease Protection.” <i>Annual Review
    of Entomology</i>. Annual Reviews, 2018. <a href="https://doi.org/10.1146/annurev-ento-020117-043110">https://doi.org/10.1146/annurev-ento-020117-043110</a>.'
  ieee: 'S. Cremer, C. Pull, and M. Fürst, “Social immunity: Emergence and evolution
    of colony-level disease protection,” <i>Annual Review of Entomology</i>, vol.
    63. Annual Reviews, pp. 105–123, 2018.'
  ista: 'Cremer S, Pull C, Fürst M. 2018. Social immunity: Emergence and evolution
    of colony-level disease protection. Annual Review of Entomology. 63, 105–123.'
  mla: 'Cremer, Sylvia, et al. “Social Immunity: Emergence and Evolution of Colony-Level
    Disease Protection.” <i>Annual Review of Entomology</i>, vol. 63, Annual Reviews,
    2018, pp. 105–23, doi:<a href="https://doi.org/10.1146/annurev-ento-020117-043110">10.1146/annurev-ento-020117-043110</a>.'
  short: S. Cremer, C. Pull, M. Fürst, Annual Review of Entomology 63 (2018) 105–123.
date_created: 2018-12-11T11:48:36Z
date_published: 2018-01-07T00:00:00Z
date_updated: 2023-09-19T09:29:45Z
day: '07'
department:
- _id: SyCr
doi: 10.1146/annurev-ento-020117-043110
external_id:
  isi:
  - '000424633700008'
intvolume: '        63'
isi: 1
language:
- iso: eng
month: '01'
oa_version: None
page: 105 - 123
publication: Annual Review of Entomology
publication_identifier:
  issn:
  - 1545-4487
publication_status: published
publisher: Annual Reviews
publist_id: '6844'
quality_controlled: '1'
related_material:
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  - id: '819'
    relation: dissertation_contains
    status: public
scopus_import: '1'
status: public
title: 'Social immunity: Emergence and evolution of colony-level disease protection'
type: journal_article
user_id: c635000d-4b10-11ee-a964-aac5a93f6ac1
volume: 63
year: '2018'
...
