Sleep contributes to preference for novel food odours in Drosophila melanogaster

Abstract The importance of sleep in maintaining cognitive functions such as learning and memory has been reported in both vertebrates and invertebrates. Previous studies demonstrated that sleep deprivation impaired the olfactory memory retention of fruit flies as described in the classical condition...

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Main Authors: Fuminori Tanizawa, Hiroyuki Takemoto
Format: Article
Language:English
Published: Nature Portfolio 2021-04-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-021-88967-1
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author Fuminori Tanizawa
Hiroyuki Takemoto
author_facet Fuminori Tanizawa
Hiroyuki Takemoto
author_sort Fuminori Tanizawa
collection DOAJ
description Abstract The importance of sleep in maintaining cognitive functions such as learning and memory has been reported in both vertebrates and invertebrates. Previous studies demonstrated that sleep deprivation impaired the olfactory memory retention of fruit flies as described in the classical conditioning paradigm. Here, we show that sleep deprivation leads to a preference for the odours of the rearing environment in Drosophila melanogaster. Flies whose sleep had been disturbed with periodic rotation stimuli during night-time preferred apple cider vinegar (ACV) to broth, while this preference was lower in flies without sleep deprivation and those rotated during daytime. Experiments using single odours showed an increase in responses to ACV due to sleep deprivation. These results suggest that sleep functions in food odour preference. Flies grown on medium supplemented with ACV showed greater preference for ACV, and those grown with broth supplementation showed a greater preference for broth under sleep-deprived conditions. These results suggest that flies with night-time sleep deprivation become attached to the environment on which they have developed, and that sleep contributes to preference for novel food odours. This study offers an approach to investigating the interaction between sleep and neural disorders concerning cognitive deficits towards novel stimuli.
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spelling doaj.art-530697dc231447bda713ab94cc3da59f2022-12-21T22:54:52ZengNature PortfolioScientific Reports2045-23222021-04-0111111010.1038/s41598-021-88967-1Sleep contributes to preference for novel food odours in Drosophila melanogasterFuminori Tanizawa0Hiroyuki Takemoto1Future Scientists’ School, Shizuoka UniversityResearch Institute of Green Science and Technology, Shizuoka UniversityAbstract The importance of sleep in maintaining cognitive functions such as learning and memory has been reported in both vertebrates and invertebrates. Previous studies demonstrated that sleep deprivation impaired the olfactory memory retention of fruit flies as described in the classical conditioning paradigm. Here, we show that sleep deprivation leads to a preference for the odours of the rearing environment in Drosophila melanogaster. Flies whose sleep had been disturbed with periodic rotation stimuli during night-time preferred apple cider vinegar (ACV) to broth, while this preference was lower in flies without sleep deprivation and those rotated during daytime. Experiments using single odours showed an increase in responses to ACV due to sleep deprivation. These results suggest that sleep functions in food odour preference. Flies grown on medium supplemented with ACV showed greater preference for ACV, and those grown with broth supplementation showed a greater preference for broth under sleep-deprived conditions. These results suggest that flies with night-time sleep deprivation become attached to the environment on which they have developed, and that sleep contributes to preference for novel food odours. This study offers an approach to investigating the interaction between sleep and neural disorders concerning cognitive deficits towards novel stimuli.https://doi.org/10.1038/s41598-021-88967-1
spellingShingle Fuminori Tanizawa
Hiroyuki Takemoto
Sleep contributes to preference for novel food odours in Drosophila melanogaster
Scientific Reports
title Sleep contributes to preference for novel food odours in Drosophila melanogaster
title_full Sleep contributes to preference for novel food odours in Drosophila melanogaster
title_fullStr Sleep contributes to preference for novel food odours in Drosophila melanogaster
title_full_unstemmed Sleep contributes to preference for novel food odours in Drosophila melanogaster
title_short Sleep contributes to preference for novel food odours in Drosophila melanogaster
title_sort sleep contributes to preference for novel food odours in drosophila melanogaster
url https://doi.org/10.1038/s41598-021-88967-1
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