Fig. 1From: Acute kidney injury and COVID-19Acute kidney injury in COVID-19; role of ACE2, DPP4, and DPP4 inhibitors. A Role of ACE2 and DPP4 in the pathogenesis of AKI. B: Role of DPP4 inhibitors in renoprotection. GLP1, glucagon like peptid-1; SDF-α, stromal-derived factor alpha; NO, nitric oxide; PRT, proximal renal tubule; Ang, angiotensin; DPP4, dipeptidyl peptidase 4Back to article page