It has been found that type 2 diabetics are not responsive to<unk>  and have lower levels of<unk>  secretion after a meal when compared to non-diabetics. In research involving knockout mice, it was found that absence of the<unk>  receptors correlates with resistance to obesity.
Gastric inhibitory polypeptide
Cholecystokinin
Nesfatin-1
Incretin
Histrelin
Somatostatin
Glucagon-like peptide-1
Somatrogon