KPT-330 inhibitor of CRM1 (XPO1)-mediated nuclear export has selective anti-leukaemic activity in preclinical models of T-cell acute lymphoblastic leukaemia and acute myeloid leukaemia.
KPT185 is a selective CRM1 inhibitor. KPT-185 significantly inhibits leukemia cell proliferation with IC50 ranging from 100 nM to 500 nM, and induces cell-cycle arrest and apoptosis of AML cell lines and primary AML blasts.