Quantifying the survival uncertainty of Wolbachia-infected mosquitoes in a spatial model

Artificial releases of Wolbachia-infected Aedes mosquitoes have been under study in the past yearsfor fighting vector-borne diseases such as dengue, chikungunya and zika.Several strains of this bacterium cause cytoplasmic incompatibility (CI) and can also affect their host's fecundity or lifesp...

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Main Authors: Martin Strugarek, Nicolas Vauchelet, Jorge P. Zubelli
Format: Article
Language:English
Published: AIMS Press 2018-07-01
Series:Mathematical Biosciences and Engineering
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Online Access:https://www.aimspress.com/article/doi/10.3934/mbe.2018043
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author Martin Strugarek
Nicolas Vauchelet
Jorge P. Zubelli
author_facet Martin Strugarek
Nicolas Vauchelet
Jorge P. Zubelli
author_sort Martin Strugarek
collection DOAJ
description Artificial releases of Wolbachia-infected Aedes mosquitoes have been under study in the past yearsfor fighting vector-borne diseases such as dengue, chikungunya and zika.Several strains of this bacterium cause cytoplasmic incompatibility (CI) and can also affect their host's fecundity or lifespan, while highly reducing vector competence for the main arboviruses. We consider and answer the following questions: 1) what should be the initial condition (i.e. size of the initial mosquito population) to have invasion with one mosquito release source? We note that it is hard to have an invasion in such case. 2) How many release points does one need to have sufficiently high probability of invasion? 3) What happens if one accounts for uncertainty in the release protocol (e.g. unequal spacing among release points)?We build a framework based on existing reaction-diffusion models for the uncertainty quantification in this context,obtain both theoretical and numerical lower bounds for the probability of release successand give new quantitative results on the one dimensional case.
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spelling doaj-art-8c3ffad5b85f407bb1a421bce34e76242025-01-24T02:40:56ZengAIMS PressMathematical Biosciences and Engineering1551-00182018-07-0115496199110.3934/mbe.2018043Quantifying the survival uncertainty of Wolbachia-infected mosquitoes in a spatial modelMartin Strugarek0Nicolas Vauchelet1Jorge P. Zubelli2AgroParisTech, 16 rue Claude Bernard, 75231 Paris Cedex 05, FranceLAGA - UMR 7539 Institut Galilée, Université Paris 13, 99, avenue Jean-Baptiste Clément 93430 Villetaneuse, FranceIMPA, Estrada Dona Castorina, 110 Jardim Botânico 22460-320, Rio de Janeiro, RJ, BrazilArtificial releases of Wolbachia-infected Aedes mosquitoes have been under study in the past yearsfor fighting vector-borne diseases such as dengue, chikungunya and zika.Several strains of this bacterium cause cytoplasmic incompatibility (CI) and can also affect their host's fecundity or lifespan, while highly reducing vector competence for the main arboviruses. We consider and answer the following questions: 1) what should be the initial condition (i.e. size of the initial mosquito population) to have invasion with one mosquito release source? We note that it is hard to have an invasion in such case. 2) How many release points does one need to have sufficiently high probability of invasion? 3) What happens if one accounts for uncertainty in the release protocol (e.g. unequal spacing among release points)?We build a framework based on existing reaction-diffusion models for the uncertainty quantification in this context,obtain both theoretical and numerical lower bounds for the probability of release successand give new quantitative results on the one dimensional case.https://www.aimspress.com/article/doi/10.3934/mbe.2018043reaction-diffusion equationwolbachiauncertainty quantificationpopulation replacementmosquito release protocol
spellingShingle Martin Strugarek
Nicolas Vauchelet
Jorge P. Zubelli
Quantifying the survival uncertainty of Wolbachia-infected mosquitoes in a spatial model
Mathematical Biosciences and Engineering
reaction-diffusion equation
wolbachia
uncertainty quantification
population replacement
mosquito release protocol
title Quantifying the survival uncertainty of Wolbachia-infected mosquitoes in a spatial model
title_full Quantifying the survival uncertainty of Wolbachia-infected mosquitoes in a spatial model
title_fullStr Quantifying the survival uncertainty of Wolbachia-infected mosquitoes in a spatial model
title_full_unstemmed Quantifying the survival uncertainty of Wolbachia-infected mosquitoes in a spatial model
title_short Quantifying the survival uncertainty of Wolbachia-infected mosquitoes in a spatial model
title_sort quantifying the survival uncertainty of wolbachia infected mosquitoes in a spatial model
topic reaction-diffusion equation
wolbachia
uncertainty quantification
population replacement
mosquito release protocol
url https://www.aimspress.com/article/doi/10.3934/mbe.2018043
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