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According to earlier reports, this specific miRNA is expressed in the gonads of a variety of non-mammalian species, such as chicken, frog, and rainbow trout, suggesting that it has a conserved role in a wide range of vertebrate taxa [116,117,118]

Curr Genomics 11:578

You're addressing follicle aging from two complementary angles

An enzyme distinct from cytosolic and microsomal glutathione transferases

(1988, 1993 FEBS Letters ) demonstrated that GHK-Cu stimulates fibroblasts to synthesize type I and type III collagen, along with elastin, dermatan sulfate, chondroitin sulfate, and decorin the structural components of the extracellular matrix