Expression of Olfactory Sense-Related Genes in Chicken Olfactory Epithelium

Olfaction plays a key role in the selection and acquisition of feed as well as its vision and gustation. Although olfactory behavior in chickens is speculated to depend on olfactory receptors, trace-amine-associated receptors (TAARs), and its signaling pathway, insufficient information is available...

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Main Authors: Kazushi Koyama, Fuminori Kawabata
Format: Article
Language:English
Published: Japan Poultry Science Association 2025-07-01
Series:The Journal of Poultry Science
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Online Access:https://www.jstage.jst.go.jp/article/jpsa/62/0/62_2025019/_html/-char/en
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author Kazushi Koyama
Fuminori Kawabata
author_facet Kazushi Koyama
Fuminori Kawabata
author_sort Kazushi Koyama
collection DOAJ
description Olfaction plays a key role in the selection and acquisition of feed as well as its vision and gustation. Although olfactory behavior in chickens is speculated to depend on olfactory receptors, trace-amine-associated receptors (TAARs), and its signaling pathway, insufficient information is available regarding the expression of these molecules in chicken olfactory epithelium. Here, we investigated whether genes encoding representative olfactory receptors, TAARs, and olfactory signaling pathway molecules were expressed in this tissue. Based on real-time quantitative polymerase chain reaction and agarose gel electrophoresis, we confirmed the expression of 18 olfactory receptors, three TAARs, and six signaling pathway genes, suggesting that chickens possess molecular mechanisms for capturing odorants and transducing olfactory signals.
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institution Matheson Library
issn 1346-7395
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publishDate 2025-07-01
publisher Japan Poultry Science Association
record_format Article
series The Journal of Poultry Science
spelling doaj-art-08a2976b2ac44f4cb4de8c94b8c97bf62025-07-25T02:50:18ZengJapan Poultry Science AssociationThe Journal of Poultry Science1346-73951349-04862025-07-0162010.2141/jpsa.2025019jpsaExpression of Olfactory Sense-Related Genes in Chicken Olfactory EpitheliumKazushi Koyama0Fuminori Kawabata1Graduate School of Agriculture and Life Science, Hirosaki University, Hirosaki, Aomori 036-8561, JapanGraduate School of Agriculture and Life Science, Hirosaki University, Hirosaki, Aomori 036-8561, JapanOlfaction plays a key role in the selection and acquisition of feed as well as its vision and gustation. Although olfactory behavior in chickens is speculated to depend on olfactory receptors, trace-amine-associated receptors (TAARs), and its signaling pathway, insufficient information is available regarding the expression of these molecules in chicken olfactory epithelium. Here, we investigated whether genes encoding representative olfactory receptors, TAARs, and olfactory signaling pathway molecules were expressed in this tissue. Based on real-time quantitative polymerase chain reaction and agarose gel electrophoresis, we confirmed the expression of 18 olfactory receptors, three TAARs, and six signaling pathway genes, suggesting that chickens possess molecular mechanisms for capturing odorants and transducing olfactory signals.https://www.jstage.jst.go.jp/article/jpsa/62/0/62_2025019/_html/-char/enchickenolfactionolfactory receptortaar
spellingShingle Kazushi Koyama
Fuminori Kawabata
Expression of Olfactory Sense-Related Genes in Chicken Olfactory Epithelium
The Journal of Poultry Science
chicken
olfaction
olfactory receptor
taar
title Expression of Olfactory Sense-Related Genes in Chicken Olfactory Epithelium
title_full Expression of Olfactory Sense-Related Genes in Chicken Olfactory Epithelium
title_fullStr Expression of Olfactory Sense-Related Genes in Chicken Olfactory Epithelium
title_full_unstemmed Expression of Olfactory Sense-Related Genes in Chicken Olfactory Epithelium
title_short Expression of Olfactory Sense-Related Genes in Chicken Olfactory Epithelium
title_sort expression of olfactory sense related genes in chicken olfactory epithelium
topic chicken
olfaction
olfactory receptor
taar
url https://www.jstage.jst.go.jp/article/jpsa/62/0/62_2025019/_html/-char/en
work_keys_str_mv AT kazushikoyama expressionofolfactorysenserelatedgenesinchickenolfactoryepithelium
AT fuminorikawabata expressionofolfactorysenserelatedgenesinchickenolfactoryepithelium