Relationship between Orexigenic Peptide Ghrelin Signal, Gender Difference and Disease

Growth hormone secretagogue receptor 1a (GHS-R1a), which is one of the G protein-coupled receptors (GPCRs), is involved in various physiological actions such as energy consumption, growth hormone secretion promoting action, and cardiovascular protective action. The ligand was searched for as an orph...

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Main Author: Chihiro Yamada
Format: Article
Language:English
Published: MDPI AG 2021-04-01
Series:International Journal of Molecular Sciences
Subjects:
Online Access:https://www.mdpi.com/1422-0067/22/7/3763
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author Chihiro Yamada
author_facet Chihiro Yamada
author_sort Chihiro Yamada
collection DOAJ
description Growth hormone secretagogue receptor 1a (GHS-R1a), which is one of the G protein-coupled receptors (GPCRs), is involved in various physiological actions such as energy consumption, growth hormone secretion promoting action, and cardiovascular protective action. The ligand was searched for as an orphan receptor for a while, but the ligand was found to be acylated ghrelin (ghrelin) discovered by Kangawa and Kojima et al. in 1999. Recently, it has also been reported that dysregulation of GHS-R1a mediates reduced feeding in various diseases. On the other hand, since the physiological effects of ghrelin have been studied exclusively in male mice, few studies have been conducted on gender differences in ghrelin reactivity. In this review, we describe (1) the characteristics of GHS-R1a, (2) the role of ghrelin in hypophagia due to stress or anticancer drugs, and (3) the gender differences in the physiological effects of GHS-R1a and the influence of stress on it.
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spelling doaj.art-95c8565562f94e4e8c8734b84ac48db72023-11-21T14:15:38ZengMDPI AGInternational Journal of Molecular Sciences1661-65961422-00672021-04-01227376310.3390/ijms22073763Relationship between Orexigenic Peptide Ghrelin Signal, Gender Difference and DiseaseChihiro Yamada0Tsumura Kampo Research Laboratories, Tsumura & Co., Ibaraki 300-1192, JapanGrowth hormone secretagogue receptor 1a (GHS-R1a), which is one of the G protein-coupled receptors (GPCRs), is involved in various physiological actions such as energy consumption, growth hormone secretion promoting action, and cardiovascular protective action. The ligand was searched for as an orphan receptor for a while, but the ligand was found to be acylated ghrelin (ghrelin) discovered by Kangawa and Kojima et al. in 1999. Recently, it has also been reported that dysregulation of GHS-R1a mediates reduced feeding in various diseases. On the other hand, since the physiological effects of ghrelin have been studied exclusively in male mice, few studies have been conducted on gender differences in ghrelin reactivity. In this review, we describe (1) the characteristics of GHS-R1a, (2) the role of ghrelin in hypophagia due to stress or anticancer drugs, and (3) the gender differences in the physiological effects of GHS-R1a and the influence of stress on it.https://www.mdpi.com/1422-0067/22/7/3763growth hormone secretagogue receptor 1aGhrelingender differencefood intake
spellingShingle Chihiro Yamada
Relationship between Orexigenic Peptide Ghrelin Signal, Gender Difference and Disease
International Journal of Molecular Sciences
growth hormone secretagogue receptor 1a
Ghrelin
gender difference
food intake
title Relationship between Orexigenic Peptide Ghrelin Signal, Gender Difference and Disease
title_full Relationship between Orexigenic Peptide Ghrelin Signal, Gender Difference and Disease
title_fullStr Relationship between Orexigenic Peptide Ghrelin Signal, Gender Difference and Disease
title_full_unstemmed Relationship between Orexigenic Peptide Ghrelin Signal, Gender Difference and Disease
title_short Relationship between Orexigenic Peptide Ghrelin Signal, Gender Difference and Disease
title_sort relationship between orexigenic peptide ghrelin signal gender difference and disease
topic growth hormone secretagogue receptor 1a
Ghrelin
gender difference
food intake
url https://www.mdpi.com/1422-0067/22/7/3763
work_keys_str_mv AT chihiroyamada relationshipbetweenorexigenicpeptideghrelinsignalgenderdifferenceanddisease