Nuclear receptors and skeletal muscle fiber type

The contractile and metabolic properties of skeletal muscle depend on muscle fiber type composition. There are two major fiber types: type 1 fibers (slow-twitch oxidative) and type 2 fibers (fast-twitch glycolytic). Muscle fiber type is a critical physiological property that affects sports performan...

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Main Author: Wataru Mizunoya
Format: Article
Language:English
Published: Japanese Society of Physical Fitness and Sports Medicine 2015-07-01
Series:Journal of Physical Fitness and Sports Medicine
Subjects:
Online Access:https://www.jstage.jst.go.jp/article/jpfsm/4/3/4_259/_pdf/-char/en
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author Wataru Mizunoya
author_facet Wataru Mizunoya
author_sort Wataru Mizunoya
collection DOAJ
description The contractile and metabolic properties of skeletal muscle depend on muscle fiber type composition. There are two major fiber types: type 1 fibers (slow-twitch oxidative) and type 2 fibers (fast-twitch glycolytic). Muscle fiber type is a critical physiological property that affects sports performance and metabolic ability. To date, natural food components have not been regarded as regulators of skeletal muscle fiber type. Meanwhile, in the present century, it has been revealed that several nuclear receptors (NRs) and their cofactors affect skeletal muscle fiber type independently from muscular contraction. Interestingly, many compounds from natural food sources have been identified as NR ligands. These facts indicate the possibility of the regulation of muscle fiber type by food components. In this review, we present an overview of the current knowledge of the role of NRs and their cofactors in skeletal muscle fiber type and discuss the perspective of muscle fiber type regulation by food components via NR.
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spelling doaj.art-6768d76292d945d2a0618b0e46ca5c392022-12-21T20:42:12ZengJapanese Society of Physical Fitness and Sports MedicineJournal of Physical Fitness and Sports Medicine2186-81312186-81232015-07-014325927010.7600/jpfsm.4.259jpfsmNuclear receptors and skeletal muscle fiber typeWataru Mizunoya0Department of Bioresource Sciences, Faculty of Agriculture, Kyushu UniversityThe contractile and metabolic properties of skeletal muscle depend on muscle fiber type composition. There are two major fiber types: type 1 fibers (slow-twitch oxidative) and type 2 fibers (fast-twitch glycolytic). Muscle fiber type is a critical physiological property that affects sports performance and metabolic ability. To date, natural food components have not been regarded as regulators of skeletal muscle fiber type. Meanwhile, in the present century, it has been revealed that several nuclear receptors (NRs) and their cofactors affect skeletal muscle fiber type independently from muscular contraction. Interestingly, many compounds from natural food sources have been identified as NR ligands. These facts indicate the possibility of the regulation of muscle fiber type by food components. In this review, we present an overview of the current knowledge of the role of NRs and their cofactors in skeletal muscle fiber type and discuss the perspective of muscle fiber type regulation by food components via NR.https://www.jstage.jst.go.jp/article/jpfsm/4/3/4_259/_pdf/-char/enskeletal musclefiber typenuclear receptorsnuclear receptor cofactorsfood componentsmyosin heavy chain
spellingShingle Wataru Mizunoya
Nuclear receptors and skeletal muscle fiber type
Journal of Physical Fitness and Sports Medicine
skeletal muscle
fiber type
nuclear receptors
nuclear receptor cofactors
food components
myosin heavy chain
title Nuclear receptors and skeletal muscle fiber type
title_full Nuclear receptors and skeletal muscle fiber type
title_fullStr Nuclear receptors and skeletal muscle fiber type
title_full_unstemmed Nuclear receptors and skeletal muscle fiber type
title_short Nuclear receptors and skeletal muscle fiber type
title_sort nuclear receptors and skeletal muscle fiber type
topic skeletal muscle
fiber type
nuclear receptors
nuclear receptor cofactors
food components
myosin heavy chain
url https://www.jstage.jst.go.jp/article/jpfsm/4/3/4_259/_pdf/-char/en
work_keys_str_mv AT watarumizunoya nuclearreceptorsandskeletalmusclefibertype