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Autores principales: Karimzadeh, Katayoon, Uju, Chinelo, Zahmatkesh, Asgar, Unniappan, Suraj
Formato: Artículo científico
Lenguaje:en
Publicado: General and comparative endocrinology 2025
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Acceso en línea:https://pubmed.ncbi.nlm.nih.gov/39414090/
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author Karimzadeh, Katayoon
Uju, Chinelo
Zahmatkesh, Asgar
Unniappan, Suraj
author_facet Karimzadeh, Katayoon
Uju, Chinelo
Zahmatkesh, Asgar
Unniappan, Suraj
Karimzadeh, Katayoon
Uju, Chinelo
Zahmatkesh, Asgar
Unniappan, Suraj
collection PubMed - marine biology
contents Fat mass and obesity associated gene and homeobox transcription factor iriquois-3 mRNA profiles in the metabolic tissues of zebrafish are modulated by feeding and food deprivation. Karimzadeh, Katayoon Uju, Chinelo Zahmatkesh, Asgar Unniappan, Suraj Animals Zebrafish Male Homeodomain Proteins RNA, Messenger Female Transcription Factors Food Deprivation Zebrafish Proteins Alpha-Ketoglutarate-Dependent Dioxygenase FTO Fat mass and obesity associated gene (FTO) has been strongly associated with obesity, and it is functionally linked to the homeobox transcription factor iriquois-3 (IRX3). In mammals, FTO and IRX3 are involved in the regulation of food intake and metabolism. This study aimed to determine whether FTO and IRX3are affected by feeding and food unavailability. FTO and IRX3 mRNA and protein were found widely distributed in all tissues examined, including the brain, muscle, gut, and liver. Postprandial increase in the abundance of FTO and IRX3 mRNAs was observed in metabolic tissues of both male and female zebrafish at 1 h post-feeding. Meanwhile, their expression in the brain and gut decreased at 3 h post-feeding, reaching preprandial levels. Additionally, FTO and IRX3 mRNA abundance in examined tissues increased after 7 days of food deprivation, but substantially decreased after refeeding for 24 h. In summary, we report that both FTO and IRX3 are meal-sensitive genes in zebrafish. The fasting-induced increase suggests a possible appetite regulatory role for FTO and IRX3 in zebrafish. These findings highlight the importance of FTO and IRX3 in appetite and metabolic regulation in zebrafish.
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publishDate 2025
publisher General and comparative endocrinology
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spellingShingle Fat mass and obesity associated gene and homeobox transcription factor iriquois-3 mRNA profiles in the metabolic tissues of zebrafish are modulated by feeding and food deprivation.
Karimzadeh, Katayoon
Uju, Chinelo
Zahmatkesh, Asgar
Unniappan, Suraj
Animals
Zebrafish
Male
Homeodomain Proteins
RNA, Messenger
Female
Transcription Factors
Food Deprivation
Zebrafish Proteins
Alpha-Ketoglutarate-Dependent Dioxygenase FTO
Fat mass and obesity associated gene and homeobox transcription factor iriquois-3 mRNA profiles in the metabolic tissues of zebrafish are modulated by feeding and food deprivation. Karimzadeh, Katayoon Uju, Chinelo Zahmatkesh, Asgar Unniappan, Suraj Animals Zebrafish Male Homeodomain Proteins RNA, Messenger Female Transcription Factors Food Deprivation Zebrafish Proteins Alpha-Ketoglutarate-Dependent Dioxygenase FTO Fat mass and obesity associated gene (FTO) has been strongly associated with obesity, and it is functionally linked to the homeobox transcription factor iriquois-3 (IRX3). In mammals, FTO and IRX3 are involved in the regulation of food intake and metabolism. This study aimed to determine whether FTO and IRX3are affected by feeding and food unavailability. FTO and IRX3 mRNA and protein were found widely distributed in all tissues examined, including the brain, muscle, gut, and liver. Postprandial increase in the abundance of FTO and IRX3 mRNAs was observed in metabolic tissues of both male and female zebrafish at 1 h post-feeding. Meanwhile, their expression in the brain and gut decreased at 3 h post-feeding, reaching preprandial levels. Additionally, FTO and IRX3 mRNA abundance in examined tissues increased after 7 days of food deprivation, but substantially decreased after refeeding for 24 h. In summary, we report that both FTO and IRX3 are meal-sensitive genes in zebrafish. The fasting-induced increase suggests a possible appetite regulatory role for FTO and IRX3 in zebrafish. These findings highlight the importance of FTO and IRX3 in appetite and metabolic regulation in zebrafish.
title Fat mass and obesity associated gene and homeobox transcription factor iriquois-3 mRNA profiles in the metabolic tissues of zebrafish are modulated by feeding and food deprivation.
topic Animals
Zebrafish
Male
Homeodomain Proteins
RNA, Messenger
Female
Transcription Factors
Food Deprivation
Zebrafish Proteins
Alpha-Ketoglutarate-Dependent Dioxygenase FTO
url https://pubmed.ncbi.nlm.nih.gov/39414090/