Best response achieved in each patient and overall rates of hematologic or cytogenetic response after dasatinib treatment of patients with different BCR-ABL mutations. Individual mutations occurring in ≥ 5 patients are listed with dasatinib IC50 values (in nanomolar), as reported by O'Hare et al3 and Redaelli et al.19 Other indicates total of all patients with other mutations that are not listed.