Predation shapes the impact of cancer on population dynamics and the evolution of cancer resistance

Abstract Cancer is a widespread disease that affects most of the metazoans. However, cancer development is a slow process and, long before causing the death of the individual, may weaken organisms’ capacities and impair their interactions with other species. Yet, the impact of cancer development on...

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Main Authors: Cédric Perret, Cindy Gidoin, Beata Ujvari, Frédéric Thomas, Benjamin Roche
Format: Article
Language:English
Published: Wiley 2020-08-01
Series:Evolutionary Applications
Subjects:
Online Access:https://doi.org/10.1111/eva.12951
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author Cédric Perret
Cindy Gidoin
Beata Ujvari
Frédéric Thomas
Benjamin Roche
author_facet Cédric Perret
Cindy Gidoin
Beata Ujvari
Frédéric Thomas
Benjamin Roche
author_sort Cédric Perret
collection DOAJ
description Abstract Cancer is a widespread disease that affects most of the metazoans. However, cancer development is a slow process and, long before causing the death of the individual, may weaken organisms’ capacities and impair their interactions with other species. Yet, the impact of cancer development on biotic interactions, and over the dynamics of the whole ecosystem, is still largely unexplored. As well, the feedback of altered biotic interactions on the evolution of resistance against cancer in the context of community ecology has not been investigated. From this new perspective, we theoretically investigate how cancer can challenge expected interaction outcomes in a predator–prey model system, and how, in return, these altered interaction outcomes could affect evolution of resistance mechanism against cancer. First, we demonstrate a clear difference between prey and predator vulnerability to cancer, with cancer having a limited impact on prey populations. Second, we show that biotic interactions can surprisingly lead to a null or positive effect of cancer on population densities. Finally, our evolutionary analysis sheds light on how biotic interactions can lead to diverse resistance levels in predator populations. While its role in ecosystems is mostly unknown, we demonstrate that cancer in wildlife is an important ecological and evolutionary force to consider.
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spelling doaj.art-598eb7a2c5ff4416b8cf79b556a46fbd2022-12-22T01:20:32ZengWileyEvolutionary Applications1752-45712020-08-011371733174410.1111/eva.12951Predation shapes the impact of cancer on population dynamics and the evolution of cancer resistanceCédric Perret0Cindy Gidoin1Beata Ujvari2Frédéric Thomas3Benjamin Roche4CREEC/CREES UMR IRD 224‐CNRS 5290‐Université de Montpellier Montpellier FranceCREEC/CREES UMR IRD 224‐CNRS 5290‐Université de Montpellier Montpellier FranceCentre for Integrative Ecology School of Life and Environmental Sciences Deakin University Victoria AustraliaCREEC/CREES UMR IRD 224‐CNRS 5290‐Université de Montpellier Montpellier FranceCREEC/CREES UMR IRD 224‐CNRS 5290‐Université de Montpellier Montpellier FranceAbstract Cancer is a widespread disease that affects most of the metazoans. However, cancer development is a slow process and, long before causing the death of the individual, may weaken organisms’ capacities and impair their interactions with other species. Yet, the impact of cancer development on biotic interactions, and over the dynamics of the whole ecosystem, is still largely unexplored. As well, the feedback of altered biotic interactions on the evolution of resistance against cancer in the context of community ecology has not been investigated. From this new perspective, we theoretically investigate how cancer can challenge expected interaction outcomes in a predator–prey model system, and how, in return, these altered interaction outcomes could affect evolution of resistance mechanism against cancer. First, we demonstrate a clear difference between prey and predator vulnerability to cancer, with cancer having a limited impact on prey populations. Second, we show that biotic interactions can surprisingly lead to a null or positive effect of cancer on population densities. Finally, our evolutionary analysis sheds light on how biotic interactions can lead to diverse resistance levels in predator populations. While its role in ecosystems is mostly unknown, we demonstrate that cancer in wildlife is an important ecological and evolutionary force to consider.https://doi.org/10.1111/eva.12951cancercancer resistanceevolutionpopulation dynamicsprey–predator
spellingShingle Cédric Perret
Cindy Gidoin
Beata Ujvari
Frédéric Thomas
Benjamin Roche
Predation shapes the impact of cancer on population dynamics and the evolution of cancer resistance
Evolutionary Applications
cancer
cancer resistance
evolution
population dynamics
prey–predator
title Predation shapes the impact of cancer on population dynamics and the evolution of cancer resistance
title_full Predation shapes the impact of cancer on population dynamics and the evolution of cancer resistance
title_fullStr Predation shapes the impact of cancer on population dynamics and the evolution of cancer resistance
title_full_unstemmed Predation shapes the impact of cancer on population dynamics and the evolution of cancer resistance
title_short Predation shapes the impact of cancer on population dynamics and the evolution of cancer resistance
title_sort predation shapes the impact of cancer on population dynamics and the evolution of cancer resistance
topic cancer
cancer resistance
evolution
population dynamics
prey–predator
url https://doi.org/10.1111/eva.12951
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