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Effect of testosterone on muscle mass and muscle protein synthesis. Han orkar inte ens jobba. These results are consistent with a suppressive effect of female sex steroids on MPS. Blunting of insulin inhibition of proteolysis in legs of older subjects may contribute to age-related sarcopenia. The temporal responses of protein synthesis, gene expression and cell signalling in human quadriceps muscle and patellar tendon to disuse.

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Basal muscle amino acid kinetics and protein synthesis in healthy young and older men. Myofibrillar and collagen protein synthesis in human skeletal muscle in young men after maximal shortening and lengthening contractions. However, that study included young men and women who were healthy, but only older men with hypogonadism and older women with low serum dehydroepiandrosterone concentration, which may have confounded the results. Myofibrillar protein synthesis following ingestion of soy protein isolate at rest and after resistance exercise in elderly men. Am J Clin Nutr

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