Commentaries on Viewpoint: Muscle Atrophy is Not Always Sarcopenia

Park S, Goodpaster B, Lee J, Kuller L, Boudreau R, de Rekeneire N . Excessive loss of skeletal muscle mass in older adults with type 2 diabetes. Diabetes Care. 2009; 32(11):1993-7. PMC: 2768193. DOI: 10.2337/dc09-0264. View

Beliaeff S, Bouchard D, Hautier C, Brochu M, Dionne I . Association between muscle mass and isometric muscle strength in well-functioning older men and women. J Aging Phys Act. 2008; 16(4):484-93. DOI: 10.1123/japa.16.4.484. View

Fearon K, Strasser F, Anker S, Bosaeus I, Bruera E, Fainsinger R . Definition and classification of cancer cachexia: an international consensus. Lancet Oncol. 2011; 12(5):489-95. DOI: 10.1016/S1470-2045(10)70218-7. View

Figueiredo P, Powers S, Ferreira R, Appell H, Duarte J . Aging impairs skeletal muscle mitochondrial bioenergetic function. J Gerontol A Biol Sci Med Sci. 2009; 64(1):21-33. PMC: 2691197. DOI: 10.1093/gerona/gln048. View

Fonseca H, Powers S, Goncalves D, Santos A, Mota M, Duarte J . Physical inactivity is a major contributor to ovariectomy-induced sarcopenia. Int J Sports Med. 2012; 33(4):268-78. DOI: 10.1055/s-0031-1297953. View

Buehring B, Kirchner E, Sun Z, Calabrese L . The frequency of low muscle mass and its overlap with low bone mineral density and lipodystrophy in individuals with HIV--a pilot study using DXA total body composition analysis. J Clin Densitom. 2011; 15(2):224-32. DOI: 10.1016/j.jocd.2011.10.003. View

Stimpson S, Turner S, Clifton L, Poole J, Mohammed H, Shearer T . Total-body creatine pool size and skeletal muscle mass determination by creatine-(methyl-D3) dilution in rats. J Appl Physiol (1985). 2012; 112(11):1940-8. DOI: 10.1152/japplphysiol.00122.2012. View

Deeks S . HIV infection, inflammation, immunosenescence, and aging. Annu Rev Med. 2010; 62:141-55. PMC: 3759035. DOI: 10.1146/annurev-med-042909-093756. View

Thornell L, Lindstrom M, Renault V, Mouly V, Butler-Browne G . Satellite cells and training in the elderly. Scand J Med Sci Sports. 2003; 13(1):48-55. DOI: 10.1034/j.1600-0838.2003.20285.x. View

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Jeejeebhoy K . Malnutrition, fatigue, frailty, vulnerability, sarcopenia and cachexia: overlap of clinical features. Curr Opin Clin Nutr Metab Care. 2012; 15(3):213-9. DOI: 10.1097/MCO.0b013e328352694f. View

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Boirie Y . Physiopathological mechanism of sarcopenia. J Nutr Health Aging. 2009; 13(8):717-23. DOI: 10.1007/s12603-009-0203-x. View

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Dardevet D, Sornet C, Taillandier D, Savary I, Attaix D, Grizard J . Sensitivity and protein turnover response to glucocorticoids are different in skeletal muscle from adult and old rats. Lack of regulation of the ubiquitin-proteasome proteolytic pathway in aging. J Clin Invest. 1995; 96(5):2113-9. PMC: 185859. DOI: 10.1172/JCI118264. View

13.

Chumlea W, Guo S, Vellas B, Guigoz Y . Techniques of assessing muscle mass and function (sarcopenia) for epidemiological studies of the elderly. J Gerontol A Biol Sci Med Sci. 1995; 50 Spec No:45-51. DOI: 10.1093/gerona/50a.special_issue.45. View

14.

Hodgson J, Roy R, Higuchi N, Monti R, Zhong H, Grossman E . Does daily activity level determine muscle phenotype?. J Exp Biol. 2005; 208(Pt 19):3761-70. DOI: 10.1242/jeb.01825. View

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Abellan van Kan G, Cderbaum J, Cesari M, Dahinden P, Fariello R, Fielding R . Sarcopenia: biomarkers and imaging (International Conference on Sarcopenia research). J Nutr Health Aging. 2011; 15(10):834-46. DOI: 10.1007/s12603-011-0365-1. View

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Edstrom E, Ulfhake B . Sarcopenia is not due to lack of regenerative drive in senescent skeletal muscle. Aging Cell. 2005; 4(2):65-77. DOI: 10.1111/j.1474-9728.2005.00145.x. View

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Bhasin S, He E, Kawakubo M, Schroeder E, Yarasheski K, Opiteck G . N-terminal propeptide of type III procollagen as a biomarker of anabolic response to recombinant human GH and testosterone. J Clin Endocrinol Metab. 2009; 94(11):4224-33. PMC: 2775648. DOI: 10.1210/jc.2009-1434. View

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Mosoni L, Patureau Mirand P, Houlier M, Arnal M . Age-related changes in protein synthesis measured in vivo in rat liver and gastrocnemius muscle. Mech Ageing Dev. 1993; 68(1-3):209-20. DOI: 10.1016/0047-6374(93)90152-h. View

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Baumgartner R, Koehler K, Gallagher D, Romero L, Heymsfield S, Ross R . Epidemiology of sarcopenia among the elderly in New Mexico. Am J Epidemiol. 1998; 147(8):755-63. DOI: 10.1093/oxfordjournals.aje.a009520. View

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Volpato S, Maraldi C, Fellin R . Type 2 diabetes and risk for functional decline and disability in older persons. Curr Diabetes Rev. 2010; 6(3):134-43. DOI: 10.2174/157339910791162961. View