Trade-off between toxicity and signal detection orchestrated by frequency- and density-dependent genes.

Behaviors in insects are partly highly efficient Bayesian processes that fulfill exploratory tasks ending with the colonization of new ecological niches. The foraging (for) gene in Drosophila encodes a cGMP-dependent protein kinase (PKG). It has been extensively described as a frequency-dependent ge...

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Main Authors: Laury Arthaud, Selim Ben Rokia-Mille, Hussein Raad, Aviv Dombrovsky, Nicolas Prevost, Maria Capovilla, Alain Robichon
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2011-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0019805
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author Laury Arthaud
Selim Ben Rokia-Mille
Hussein Raad
Aviv Dombrovsky
Nicolas Prevost
Maria Capovilla
Alain Robichon
author_facet Laury Arthaud
Selim Ben Rokia-Mille
Hussein Raad
Aviv Dombrovsky
Nicolas Prevost
Maria Capovilla
Alain Robichon
author_sort Laury Arthaud
collection DOAJ
description Behaviors in insects are partly highly efficient Bayesian processes that fulfill exploratory tasks ending with the colonization of new ecological niches. The foraging (for) gene in Drosophila encodes a cGMP-dependent protein kinase (PKG). It has been extensively described as a frequency-dependent gene and its transcripts are differentially expressed between individuals, reflecting the population density context. Some for transcripts, when expressed in a population at high density for many generations, concomitantly trigger strong dispersive behavior associated with foraging activity. Moreover, genotype-by-environment interaction (GEI) analysis has highlighted a dormant role of for in energetic metabolism in a food deprivation context. In our current report, we show that alleles of for encoding different cGMP-dependent kinase isoforms influence the oxidation of aldehyde groups of aromatic molecules emitted by plants via Aldh-III and a phosphorylatable adaptor. The enhanced efficiency of oxidation of aldehyde odorants into carboxyl groups by the action of for lessens their action and toxicity, which should facilitate exploration and guidance in a complex odor environment. Our present data provide evidence that optimal foraging performance requires the fast metabolism of volatile compounds emitted by plants to avoid neurosensory saturation and that the frequency-dependent genes that trigger dispersion influence these processes.
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spelling doaj-art-79af97effa794d4d9955df84b873f21a2025-08-20T02:08:49ZengPublic Library of Science (PLoS)PLoS ONE1932-62032011-01-0165e1980510.1371/journal.pone.0019805Trade-off between toxicity and signal detection orchestrated by frequency- and density-dependent genes.Laury ArthaudSelim Ben Rokia-MilleHussein RaadAviv DombrovskyNicolas PrevostMaria CapovillaAlain RobichonBehaviors in insects are partly highly efficient Bayesian processes that fulfill exploratory tasks ending with the colonization of new ecological niches. The foraging (for) gene in Drosophila encodes a cGMP-dependent protein kinase (PKG). It has been extensively described as a frequency-dependent gene and its transcripts are differentially expressed between individuals, reflecting the population density context. Some for transcripts, when expressed in a population at high density for many generations, concomitantly trigger strong dispersive behavior associated with foraging activity. Moreover, genotype-by-environment interaction (GEI) analysis has highlighted a dormant role of for in energetic metabolism in a food deprivation context. In our current report, we show that alleles of for encoding different cGMP-dependent kinase isoforms influence the oxidation of aldehyde groups of aromatic molecules emitted by plants via Aldh-III and a phosphorylatable adaptor. The enhanced efficiency of oxidation of aldehyde odorants into carboxyl groups by the action of for lessens their action and toxicity, which should facilitate exploration and guidance in a complex odor environment. Our present data provide evidence that optimal foraging performance requires the fast metabolism of volatile compounds emitted by plants to avoid neurosensory saturation and that the frequency-dependent genes that trigger dispersion influence these processes.https://doi.org/10.1371/journal.pone.0019805
spellingShingle Laury Arthaud
Selim Ben Rokia-Mille
Hussein Raad
Aviv Dombrovsky
Nicolas Prevost
Maria Capovilla
Alain Robichon
Trade-off between toxicity and signal detection orchestrated by frequency- and density-dependent genes.
PLoS ONE
title Trade-off between toxicity and signal detection orchestrated by frequency- and density-dependent genes.
title_full Trade-off between toxicity and signal detection orchestrated by frequency- and density-dependent genes.
title_fullStr Trade-off between toxicity and signal detection orchestrated by frequency- and density-dependent genes.
title_full_unstemmed Trade-off between toxicity and signal detection orchestrated by frequency- and density-dependent genes.
title_short Trade-off between toxicity and signal detection orchestrated by frequency- and density-dependent genes.
title_sort trade off between toxicity and signal detection orchestrated by frequency and density dependent genes
url https://doi.org/10.1371/journal.pone.0019805
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