"Dipeptidyl peptidase-4 (DPP-4) is an exoprotease that cleaves N-terminal dipeptides from several substrates such as glucagon-like peptide-1 (GLP-1) and gastric inhibitory polypeptide (GLP), impairing the function of the incretin system, which is of key importance for glucose homeostasis. Indeed, DPP4 inhibitors are currently in clinical use for type 2 diabetes. The host group has described for th ...