Central glucagon like peptide 1 receptor activation inhibits Toll like receptor agonist induced inflammation: Cell Metabolism Glucagon like peptide 1 receptor agonists: Exploring the mechanisms from glycemic control to treatment of multisystemic diseases Relief of ovalbumin induced airway remodeling by the glycyl l histidyl l lysine Cu2+ tripeptide complex via activation of SIRT1 in airway epithelial cells ScienceDirect How GHK Peptide Works Signaling GHK acts as a switch for skin repair: Interacts with adenosine receptors reduces inflammation Activates MAPK ERK, PI3K Akt, TGF pathways Stimulates fibroblasts & keratinocytes boosts collagen, elastin