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ghk-cu receptor desensitization or downregulation suppressed the activation of the p38 MAPK signaling pathway in GHK-Cu Clinical Profile | Copper
Description
Cant C, et al

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Vitamin C, on the other hand, also acts as a potent antioxidant, neutralizing free radicals and protecting against oxidative stress

This is a classic example of a treatment-related physiological shift, not a drug side effect
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