Antibiotic-driven escape of host in a parasite-induced Red Queen dynamics

Winnerless coevolution of hosts and parasites could exhibit Red Queen dynamics, which is characterized by parasite-driven cyclic switching of expressed host phenotypes. We hypothesize that the application of antibiotics to suppress the reproduction of parasites can provide an opportunity for the hos...

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Main Authors: Elizabeth L. Anzia, Jomar F. Rabajante
Format: Article
Language:English
Published: The Royal Society 2018-01-01
Series:Royal Society Open Science
Subjects:
Online Access:https://royalsocietypublishing.org/doi/pdf/10.1098/rsos.180693
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author Elizabeth L. Anzia
Jomar F. Rabajante
author_facet Elizabeth L. Anzia
Jomar F. Rabajante
author_sort Elizabeth L. Anzia
collection DOAJ
description Winnerless coevolution of hosts and parasites could exhibit Red Queen dynamics, which is characterized by parasite-driven cyclic switching of expressed host phenotypes. We hypothesize that the application of antibiotics to suppress the reproduction of parasites can provide an opportunity for the hosts to escape such winnerless coevolution. Here, we formulate a minimal mathematical model of host–parasite interaction involving multiple host phenotypes that are targeted by adapting parasites. Our model predicts the levels of antibiotic effectiveness that can steer the parasite-driven cyclic switching of host phenotypes (oscillations) to a stable equilibrium of host survival. Our simulations show that uninterrupted application of antibiotic with high-level effectiveness (greater than 85%) is needed to escape the Red Queen dynamics. Interrupted and low level of antibiotic effectiveness are indeed useless to stop host–parasite coevolution. This study can be a guide in designing good practices and protocols to minimize the risk of further progression of parasitic infections.
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spelling doaj.art-6945f256464d4fb9a2ce1d4959fe008e2022-12-21T23:01:45ZengThe Royal SocietyRoyal Society Open Science2054-57032018-01-015910.1098/rsos.180693180693Antibiotic-driven escape of host in a parasite-induced Red Queen dynamicsElizabeth L. AnziaJomar F. RabajanteWinnerless coevolution of hosts and parasites could exhibit Red Queen dynamics, which is characterized by parasite-driven cyclic switching of expressed host phenotypes. We hypothesize that the application of antibiotics to suppress the reproduction of parasites can provide an opportunity for the hosts to escape such winnerless coevolution. Here, we formulate a minimal mathematical model of host–parasite interaction involving multiple host phenotypes that are targeted by adapting parasites. Our model predicts the levels of antibiotic effectiveness that can steer the parasite-driven cyclic switching of host phenotypes (oscillations) to a stable equilibrium of host survival. Our simulations show that uninterrupted application of antibiotic with high-level effectiveness (greater than 85%) is needed to escape the Red Queen dynamics. Interrupted and low level of antibiotic effectiveness are indeed useless to stop host–parasite coevolution. This study can be a guide in designing good practices and protocols to minimize the risk of further progression of parasitic infections.https://royalsocietypublishing.org/doi/pdf/10.1098/rsos.180693red queen hypothesiscoevolutionantibiotic effectivenessantibiotic resistanceevolutionary parasitology
spellingShingle Elizabeth L. Anzia
Jomar F. Rabajante
Antibiotic-driven escape of host in a parasite-induced Red Queen dynamics
Royal Society Open Science
red queen hypothesis
coevolution
antibiotic effectiveness
antibiotic resistance
evolutionary parasitology
title Antibiotic-driven escape of host in a parasite-induced Red Queen dynamics
title_full Antibiotic-driven escape of host in a parasite-induced Red Queen dynamics
title_fullStr Antibiotic-driven escape of host in a parasite-induced Red Queen dynamics
title_full_unstemmed Antibiotic-driven escape of host in a parasite-induced Red Queen dynamics
title_short Antibiotic-driven escape of host in a parasite-induced Red Queen dynamics
title_sort antibiotic driven escape of host in a parasite induced red queen dynamics
topic red queen hypothesis
coevolution
antibiotic effectiveness
antibiotic resistance
evolutionary parasitology
url https://royalsocietypublishing.org/doi/pdf/10.1098/rsos.180693
work_keys_str_mv AT elizabethlanzia antibioticdrivenescapeofhostinaparasiteinducedredqueendynamics
AT jomarfrabajante antibioticdrivenescapeofhostinaparasiteinducedredqueendynamics