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avoids ethyl pentanoate and ethyl hexanoate, two compounds produced by the soil fungus . | LitMetric

AI Article Synopsis

Article Abstract

Earthworms shape the biological and physicochemical qualities of the soil they choose to reside in, but our understanding of the specific chemicals that attract or repel a particular species of earthworm remains incomplete. Current research indicates that some species feed on and are attracted to fungi, such as . In the present study, as part of our continuing effort to characterize mechanisms of earthworm chemosensation, we tested whether ethyl hexanoate and ethyl pentanoate, two compounds produced by are appetitive to the European nightcrawler () In a soil T-maze, both of these compounds significantly repelled individual earthworms in a dosage-dependent manner, this result ran counter to our initial hypothesis. also avoided ethyl hexanoate and ethyl pentanoate in an assay we specifically developed to test an earthworms aversion to chemical stimuli in soil. In both of these assays, ethyl hexanoate was aversive at lower concentrations than ethyl pentanoate. These findings further clarify our understanding of the chemical cues that trigger the decision of to select a particular soil-environment, and emphasize that different earthworm species may react very differently to commonly encountered chemical stimuli.

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC8434804PMC
http://dx.doi.org/10.7717/peerj.12148DOI Listing

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