1,5-异喹啉二醇(10毫克)产品是1,5-Isoquinolinediol is an inhibitor of poly(ADP-ribose) synthetase (PARP1; IC₅₀ = 0.39 uM). It has been used to study the role of PARP1 in both DNA repair and oxidant stress-induced cell death. Also acts as a neuroprotective agent.