The Effect of Irisin as a Metabolic Regulator and Its Therapeutic Potential for Obesity

Obesity is a worldwide health problem due to the imbalance of energy intake and energy expenditure. Irisin, a newly identified exercise-responsive myokine, which is produced by the proteolytic cleavage of fibronectin type III domain-containing protein 5 (FNDC5), has emerged as a promising therapeuti...

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Main Authors: Hui Li, Fang Wang, Mu Yang, Jiao Sun, Yi Zhao, Dongqi Tang
Format: Article
Language:English
Published: Wiley 2021-01-01
Series:International Journal of Endocrinology
Online Access:http://dx.doi.org/10.1155/2021/6572342
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author Hui Li
Fang Wang
Mu Yang
Jiao Sun
Yi Zhao
Dongqi Tang
author_facet Hui Li
Fang Wang
Mu Yang
Jiao Sun
Yi Zhao
Dongqi Tang
author_sort Hui Li
collection DOAJ
description Obesity is a worldwide health problem due to the imbalance of energy intake and energy expenditure. Irisin, a newly identified exercise-responsive myokine, which is produced by the proteolytic cleavage of fibronectin type III domain-containing protein 5 (FNDC5), has emerged as a promising therapeutic strategy to combat obesity and obesity-related complications. Various studies in mice have shown that irisin could respond to systematic exercise training and promote white-to-brown fat transdifferentiation, but the role and function of irisin in humans are controversial. In this review, we systematically introduced and analyzed the factors that may contribute to these inconsistent results. Furthermore, we also described the potential anti-inflammatory properties of irisin under a variety of inflammatory conditions. Finally, the review discussed the existing unresolved issues and controversies about irisin, including the transcription of the irisin precursor FNDC5 gene in humans, the cleavage site of the yet unknown proteolytic enzyme that cleaves irisin from FNDC5, and the reliability of irisin levels measured with available detection methods.
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publishDate 2021-01-01
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series International Journal of Endocrinology
spelling doaj-art-dac6a909de524853b894883173a5ea1f2025-02-03T05:49:15ZengWileyInternational Journal of Endocrinology1687-83371687-83452021-01-01202110.1155/2021/65723426572342The Effect of Irisin as a Metabolic Regulator and Its Therapeutic Potential for ObesityHui Li0Fang Wang1Mu Yang2Jiao Sun3Yi Zhao4Dongqi Tang5Center for Gene and Immunotherapy, The Second Hospital, Cheeloo College of Medicine, Shandong University, Jinan 250033, ChinaInstitute of Medical Sciences, The Second Hospital, Cheeloo College of Medicine, Shandong University, Jinan 250033, ChinaCenter for Gene and Immunotherapy, The Second Hospital, Cheeloo College of Medicine, Shandong University, Jinan 250033, ChinaCenter for Gene and Immunotherapy, The Second Hospital, Cheeloo College of Medicine, Shandong University, Jinan 250033, ChinaCenter for Gene and Immunotherapy, The Second Hospital, Cheeloo College of Medicine, Shandong University, Jinan 250033, ChinaCenter for Gene and Immunotherapy, The Second Hospital, Cheeloo College of Medicine, Shandong University, Jinan 250033, ChinaObesity is a worldwide health problem due to the imbalance of energy intake and energy expenditure. Irisin, a newly identified exercise-responsive myokine, which is produced by the proteolytic cleavage of fibronectin type III domain-containing protein 5 (FNDC5), has emerged as a promising therapeutic strategy to combat obesity and obesity-related complications. Various studies in mice have shown that irisin could respond to systematic exercise training and promote white-to-brown fat transdifferentiation, but the role and function of irisin in humans are controversial. In this review, we systematically introduced and analyzed the factors that may contribute to these inconsistent results. Furthermore, we also described the potential anti-inflammatory properties of irisin under a variety of inflammatory conditions. Finally, the review discussed the existing unresolved issues and controversies about irisin, including the transcription of the irisin precursor FNDC5 gene in humans, the cleavage site of the yet unknown proteolytic enzyme that cleaves irisin from FNDC5, and the reliability of irisin levels measured with available detection methods.http://dx.doi.org/10.1155/2021/6572342
spellingShingle Hui Li
Fang Wang
Mu Yang
Jiao Sun
Yi Zhao
Dongqi Tang
The Effect of Irisin as a Metabolic Regulator and Its Therapeutic Potential for Obesity
International Journal of Endocrinology
title The Effect of Irisin as a Metabolic Regulator and Its Therapeutic Potential for Obesity
title_full The Effect of Irisin as a Metabolic Regulator and Its Therapeutic Potential for Obesity
title_fullStr The Effect of Irisin as a Metabolic Regulator and Its Therapeutic Potential for Obesity
title_full_unstemmed The Effect of Irisin as a Metabolic Regulator and Its Therapeutic Potential for Obesity
title_short The Effect of Irisin as a Metabolic Regulator and Its Therapeutic Potential for Obesity
title_sort effect of irisin as a metabolic regulator and its therapeutic potential for obesity
url http://dx.doi.org/10.1155/2021/6572342
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