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This process is followed by hypoxia and nutritional deprivation, which leads to neuronal excitotoxicity and death (Shen et al., 2020)
Injections using a 5/8 (1.5cm) needle are inserted at a 45-degree angle
[2] This correlation has led to the hypothesis that GHK depletion is not merely a marker of aging but a contributor to it, and that restoring GHK levels could partially reverse age-related tissue decline
doi: 10.1007/s12010-023-04501-1 184 WangYDingLWangRGuoYYangZYuLet al
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