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With aging, muscle stem cell function gradually declines, showing reduced proliferation and fusion, leading to impaired regeneration-one of the key mechanisms underlying sarcopenia.In vitro experiments confirm that 5-amino-1mq significantly enhances the proliferation and fusion of muscle stem cells from aged mice

NNMTi is an enzyme overexpressed during skeletal muscle aging and is associated with the repair of damage to the NAD+ pathway, dysregulation of sirtuin1 activity, and increased senescence of muscle stem cells

This is particularly useful for people with slow metabolic rates due to age, hormonal changes, and/or a sedentary lifestyle

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Cellular signaling mechanisms