The -ketoglutarate dehydrogenase complex in cancer metabolic plasticity
From a functional medicine standpoint: Topical copper peptides are ideal for localized, consistent, preventative skin longevity Injectable copper peptides are reserved for select patients seeking more aggressive or systemic regenerative support For this reason, many patients begin with topical copper peptides and only consider injectable options when clinically appropriate
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For the IL-21R, the WSXWS has been shown to be mannosylated at the first tryptophan where the sugar chain appears to form structurally important interactions that bridge the two fibronectin domains (4, 5)
Other proposed mechanisms include direct interaction with cell surface integrins (particularly alpha-2-beta-1), effects on iron metabolism through copper-iron regulatory interactions, and epigenetic modifications
GHK-Cu & KPV blend is a dual-peptide blend containing copper(II)-binding tripeptide (GHK-Cu 50mg) and alpha-MSH C-terminal tripeptide fragment (KPV 20mg)