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The GHK Tripeptide and Its Copper Complex The GHK sequence glycine, histidine, lysine is small enough to qualify as a "signal peptide," meaning it interacts with cell-surface and intracellular targets to alter transcriptional programs rather than acting as a structural building block
2002 Mar;133(3):274-6
This suggests an upregulation of GPX4 in degenerating dopaminergic terminals
Note The information above has not been evaluated by the Food and Drug Administration
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