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Studies by Pickart and colleagues published in 2012-2018 showed that GHK-Cu treatment of cultured human fibroblasts altered expression of several thousand genes, with patterns indicating increased expression of genes involved in tissue repair, antioxidant responses, protein synthesis, and cellular rejuvenation
doi:10.1111/j.1468-2494.2009.00490.x
A deficiency can also contribute to cardiovascular diseases, as oxidative stress plays a key role in their development
What to Avoid Regardless of Timing High-fat meals within 1 hour: Reduces absorption significantly
The discovery that GHK-Cu binds directly to SIRT1 (Li et al., 2025) has generated particular interest, as SIRT1 is a central regulator of cellular longevity and stress resistance
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