KU-0058948 is a poly (ADP-ribose) polymerase (PARP) inhibitor. Studies show that KU-0058948 a potent agonist that activates transfected extracellular signal-regulated kinase 8 (ERK8) in cells. KU-0058948 induces cell cycle arrest and apoptosis of primary myeloid leukemic cells and myeloid leukemic cell lines in vitroForm:Pale Yellow SolidMelting Point:150-152°CSolubility:DMSO, Methanol