By age 40, most adults produce roughly half the growth hormone they produced at 20
Increased HIF-1 activity stimulates ASCT2 transcription alongside other amino acid transporters to boost glutamine uptake which supports cell survival and proliferation within hypoxic tumor settings
These receptor configurations are commonly referred to as AMY1, AMY2, and AMY3 receptors and are distributed throughout tissues involved in nutrient sensing, gastrointestinal physiology, and central nervous system signalling
Portillo Canales, Shellsea (2025)
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It is important to note that a recent study revealed the opposite result with high doses of atorvastatin (40 m) in human cardiomyocytes and murine skeletal muscle cells, which is consistent with the adverse muscle effects of atorvastatin [229]