Disease dynamics in a specialized parasite of ant societies

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Disease dynamics in a specialized parasite of ant societies. / Andersen, Sandra Breum; Ferrari, Matthew; Evans, Harry C.; Elliot, Simon L.; Boomsma, Jacobus Jan; Hughes, David P.

In: PLOS ONE, Vol. 7, No. 5, 2012.

Research output: Contribution to journalJournal articleResearchpeer-review

Harvard

Andersen, SB, Ferrari, M, Evans, HC, Elliot, SL, Boomsma, JJ & Hughes, DP 2012, 'Disease dynamics in a specialized parasite of ant societies', PLOS ONE, vol. 7, no. 5. https://doi.org/10.1371/journal.pone.0036352

APA

Andersen, S. B., Ferrari, M., Evans, H. C., Elliot, S. L., Boomsma, J. J., & Hughes, D. P. (2012). Disease dynamics in a specialized parasite of ant societies. PLOS ONE, 7(5). https://doi.org/10.1371/journal.pone.0036352

Vancouver

Andersen SB, Ferrari M, Evans HC, Elliot SL, Boomsma JJ, Hughes DP. Disease dynamics in a specialized parasite of ant societies. PLOS ONE. 2012;7(5). https://doi.org/10.1371/journal.pone.0036352

Author

Andersen, Sandra Breum ; Ferrari, Matthew ; Evans, Harry C. ; Elliot, Simon L. ; Boomsma, Jacobus Jan ; Hughes, David P. / Disease dynamics in a specialized parasite of ant societies. In: PLOS ONE. 2012 ; Vol. 7, No. 5.

Bibtex

@article{9082903893824517ae4806965dbbee23,
title = "Disease dynamics in a specialized parasite of ant societies",
abstract = "Coevolution between ant colonies and their rare specialized parasites are intriguing, because lethal infections of workers may correspond to tolerable chronic diseases of colonies, but the parasite adaptations that allow stable coexistence with ants are virtually unknown. We explore the trade-offs experienced by Ophiocordyceps parasites manipulating ants into dying in nearby graveyards. We used field data from Brazil and Thailand to parameterize and fit a model for the growth rate of graveyards. We show that parasite pressure is much lower than the abundance of ant cadavers suggests and that hyperparasites often castrate Ophiocordyceps. However, once fruiting bodies become sexually mature they appear robust. Such parasite life-history traits are consistent with iteroparity{\^a}€“ a reproductive strategy rarely considered in fungi. We discuss how tropical habitats with high biodiversity of hyperparasites and high spore mortality has likely been crucial for the evolution and maintenance of iteroparity in parasites with low dispersal potential.",
author = "Andersen, {Sandra Breum} and Matthew Ferrari and Evans, {Harry C.} and Elliot, {Simon L.} and Boomsma, {Jacobus Jan} and Hughes, {David P.}",
year = "2012",
doi = "10.1371/journal.pone.0036352",
language = "English",
volume = "7",
journal = "P L o S One",
issn = "1932-6203",
publisher = "Public Library of Science",
number = "5",

}

RIS

TY - JOUR

T1 - Disease dynamics in a specialized parasite of ant societies

AU - Andersen, Sandra Breum

AU - Ferrari, Matthew

AU - Evans, Harry C.

AU - Elliot, Simon L.

AU - Boomsma, Jacobus Jan

AU - Hughes, David P.

PY - 2012

Y1 - 2012

N2 - Coevolution between ant colonies and their rare specialized parasites are intriguing, because lethal infections of workers may correspond to tolerable chronic diseases of colonies, but the parasite adaptations that allow stable coexistence with ants are virtually unknown. We explore the trade-offs experienced by Ophiocordyceps parasites manipulating ants into dying in nearby graveyards. We used field data from Brazil and Thailand to parameterize and fit a model for the growth rate of graveyards. We show that parasite pressure is much lower than the abundance of ant cadavers suggests and that hyperparasites often castrate Ophiocordyceps. However, once fruiting bodies become sexually mature they appear robust. Such parasite life-history traits are consistent with iteroparity– a reproductive strategy rarely considered in fungi. We discuss how tropical habitats with high biodiversity of hyperparasites and high spore mortality has likely been crucial for the evolution and maintenance of iteroparity in parasites with low dispersal potential.

AB - Coevolution between ant colonies and their rare specialized parasites are intriguing, because lethal infections of workers may correspond to tolerable chronic diseases of colonies, but the parasite adaptations that allow stable coexistence with ants are virtually unknown. We explore the trade-offs experienced by Ophiocordyceps parasites manipulating ants into dying in nearby graveyards. We used field data from Brazil and Thailand to parameterize and fit a model for the growth rate of graveyards. We show that parasite pressure is much lower than the abundance of ant cadavers suggests and that hyperparasites often castrate Ophiocordyceps. However, once fruiting bodies become sexually mature they appear robust. Such parasite life-history traits are consistent with iteroparity– a reproductive strategy rarely considered in fungi. We discuss how tropical habitats with high biodiversity of hyperparasites and high spore mortality has likely been crucial for the evolution and maintenance of iteroparity in parasites with low dispersal potential.

U2 - 10.1371/journal.pone.0036352

DO - 10.1371/journal.pone.0036352

M3 - Journal article

VL - 7

JO - P L o S One

JF - P L o S One

SN - 1932-6203

IS - 5

ER -

ID: 48981918