Rationale for Antioxidant Supplementation in Sarcopenia

Sarcopenia is an age-related clinical condition characterized by the progressive loss of motor units and wasting of muscle fibers resulting in decreased muscle function. The molecular mechanisms leading to sarcopenia are not completely identified, but the increased oxidative damage occurring in musc...

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Main Authors: Francesco Cerullo, Giovanni Gambassi, Matteo Cesari
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:Journal of Aging Research
Online Access:http://dx.doi.org/10.1155/2012/316943
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author Francesco Cerullo
Giovanni Gambassi
Matteo Cesari
author_facet Francesco Cerullo
Giovanni Gambassi
Matteo Cesari
author_sort Francesco Cerullo
collection DOAJ
description Sarcopenia is an age-related clinical condition characterized by the progressive loss of motor units and wasting of muscle fibers resulting in decreased muscle function. The molecular mechanisms leading to sarcopenia are not completely identified, but the increased oxidative damage occurring in muscle cells during the course of aging represents one of the most accepted underlying pathways. In fact, skeletal muscle is a highly oxygenated tissue and the generation of reactive oxygen species is particularly enhanced in both contracting and at rest conditions. It has been suggested that oral antioxidant supplementation may contribute at reducing indices of oxidative stress both in animal and human models by reinforcing the natural endogenous defenses. Aim of the present paper is to discuss present evidence related to possible benefits of oral antioxidants in the prevention and treatment of sarcopenia.
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spelling doaj-art-e77f1dab62924440a9833e29954c83e12025-02-03T01:26:49ZengWileyJournal of Aging Research2090-22042090-22122012-01-01201210.1155/2012/316943316943Rationale for Antioxidant Supplementation in SarcopeniaFrancesco Cerullo0Giovanni Gambassi1Matteo Cesari2Dipartimento di Scienze Gerontologiche, Geriatriche e Fisiatriche, Università Cattolica del Sacro Cuore, Largo Francesco Vito 1, 00168 Roma, ItalyDipartimento di Scienze Gerontologiche, Geriatriche e Fisiatriche, Università Cattolica del Sacro Cuore, Largo Francesco Vito 1, 00168 Roma, ItalyInstitut du Vieillissement, Université de Toulouse, 31000 Toulouse, FranceSarcopenia is an age-related clinical condition characterized by the progressive loss of motor units and wasting of muscle fibers resulting in decreased muscle function. The molecular mechanisms leading to sarcopenia are not completely identified, but the increased oxidative damage occurring in muscle cells during the course of aging represents one of the most accepted underlying pathways. In fact, skeletal muscle is a highly oxygenated tissue and the generation of reactive oxygen species is particularly enhanced in both contracting and at rest conditions. It has been suggested that oral antioxidant supplementation may contribute at reducing indices of oxidative stress both in animal and human models by reinforcing the natural endogenous defenses. Aim of the present paper is to discuss present evidence related to possible benefits of oral antioxidants in the prevention and treatment of sarcopenia.http://dx.doi.org/10.1155/2012/316943
spellingShingle Francesco Cerullo
Giovanni Gambassi
Matteo Cesari
Rationale for Antioxidant Supplementation in Sarcopenia
Journal of Aging Research
title Rationale for Antioxidant Supplementation in Sarcopenia
title_full Rationale for Antioxidant Supplementation in Sarcopenia
title_fullStr Rationale for Antioxidant Supplementation in Sarcopenia
title_full_unstemmed Rationale for Antioxidant Supplementation in Sarcopenia
title_short Rationale for Antioxidant Supplementation in Sarcopenia
title_sort rationale for antioxidant supplementation in sarcopenia
url http://dx.doi.org/10.1155/2012/316943
work_keys_str_mv AT francescocerullo rationaleforantioxidantsupplementationinsarcopenia
AT giovannigambassi rationaleforantioxidantsupplementationinsarcopenia
AT matteocesari rationaleforantioxidantsupplementationinsarcopenia