1,5-二羥基異喹啉抑制劑1,5-Isoquinolinediol is an inhibitor of poly(ADP-ribose) synthetase (PARP1; IC50: 0.39 μM). The poly(ADP-ribose) polymerases (PARPs) form a family of enzymes with roles in DNA repair and apoptosis. 1,5-Isoquinolinediol has been used to study