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Three compounds dominate the published research: BPC-157 (a gastric pentadecapeptide with unusual protease resistance), TB-500 (a synthetic fragment of thymosin beta-4), and GHK-Cu (a copper-binding tripeptide with broad ECM-modulating effects)

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Treatment groups with GSSSG ( bars 5 and 6 ), LASSS ( bars 9 and 10 ), or their solvents alone ( bars 4 and 8 ) did not affect HGF binding to c-met

This remarkable breadth of activity has made it one of the most studied copper peptides in regenerative medicine and anti-aging research

Structurally, it increased synaptic density (synaptophysin) in females and reduced astrogliosis (GFAP) in both sexes