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The Royal Society, Biology Letters, 1(7), p. 108-111, 2010

DOI: 10.1098/rsbl.2010.0616

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Temperature effects on parasite prevalence in a natural hybrid complex

Journal article published in 2010 by Corine N. Schoebel, Christoph Tellenbach ORCID, Piet Spaak, Justyna Wolinska
This paper is made freely available by the publisher.
This paper is made freely available by the publisher.

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Abstract

Both host susceptibility and parasite infectivity commonly have a genetic basis, and can therefore be shaped by coevolution. However, these traits are often sensitive to environmental variation, resulting in genotype-by-environment interactions. We tested the influence of temperature on host–parasite genetic specificity in the Daphnia longispina hybrid complex, exposed to the protozoan parasite Caullerya mesnili . Infection rates were higher at low temperature. Furthermore, significant differences between host clones, but not between host taxa, and a host genotype-by-temperature interaction were observed.