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Gene expression changes initiated by GHK-CU persist beyond the treatment period
In laboratory research, it is widely studied for its involvement in peptide-regulated signaling, cytoprotective mechanisms, and cellular communication pathways associated with tissue modeling and biological adaptation
doi:10.3322/caac.21834
PLoS ONE 9 , e90284 (2014)
One study used a combination of essential amino acids at 0.2% with supplemental methionine added and found significantly boosted collagen production in human skin
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