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I think I would point out theres one, eloralintide, from Eli Lilly

Mitophagy is activated by PTEN-induced kinase I (PINK1), which upon mitochondrial depolarization accumulates at the outer mitochondrial membrane (OMM) followed by the recruitment of PARKIN and ubiquitination of mitochondrial proteins (40, 179)

Each freeze-thaw cycle creates ice crystals that can physically disrupt peptide structure, and the process concentrates the peptide at the boundary between frozen and unfrozen regions, potentially causing aggregation

PMID: 31959736 Verification With every order 99% Traceable Storage & Handling Storage FOXO4-DRI is supplied as a lyophilized powder