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Type-I PSs are induced by electron transfer between the triplet states of excited PSs and surrounding substrates (such as lipids and proteins), leading to the formation of various ROS species such as superoxide anion (O 2 - ), with relatively low oxygen concentration dependence 54,55

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As research continues, GHK-Cu remains a compelling compound for ongoing laboratory investigation into regenerative and longevity-associated mechanisms

Association between high-density lipoprotein cholesterol levels and adverse cardiovascular outcomes in high-risk populations