分子药剂学与有机过程研究杂志

抽象的

Regulation of Amino Acid Metabolism in Ageing

Yuri L Lyubchenko

Purpose: To observe current discoveries associated with the amino acid metabolism and regulatory consequences in growing old, focusing at the improvement and remedy of age-associated muscle loss (sarcopenia).

Recent studies: While basal amino acid metabolism can be unaffected through age, aged topics seem to have a reduced cap potential to reply to anabolic stimuli along with insulin and, to a lesser extent, amino acids. Specifically,in comparison to younger topics, the stimulation of muscle protein synthesis is attenuated in aged topics following the management of blended food because of insulin resistance. In addition, the anabolic impact of amino acids seems blunted at low doses. Recent research, however, have highlighted that those age-associated changes in amino acid metabolism can be triumph over through provision of extra leucine, modifications with inside the everyday protein consumption sample or workout, which enhance activation of translation initiation and muscle protein synthesis.

Conclusion: Muscle loss with growing old is related to widespread modifications in amino acid metabolism,which may be acutely reversed the use of dietary manipulations and workout. Long-term, massive scientific trials are,however, had to decide the scientific importance of those findings with inside the aged population, and to set up if dietary and workout interventions can assist save you and deal with sarcopenia.