AVJ16 as a member of the insulin growth factor 2 mRNA-binding protein family, binds to the mRNA of certain genes to regulate protein translation.

Somatostatin (GHIH), a peptide hormone, regulates the endocrine system and affects neural transmission and cell proliferation by interacting with G-protein-coupled somatostatin receptors and inhibiting the release of multiple secondary hormones. Somatostatin inhibits secretion of insulin and glucagon.

Bentiromide is a peptide used in the bentiromide test to monitor the adequacy of supplemental pancreatic therapy and to screen exocrine pancreatic insufficiency.