ABL1 and B-cell non-Hodgkin lymphoma: ABPCs (ABPC20, ABPC22) and pre B cell lymphoma (pre B v-Abl) generated by Abelson virus infection showed higher susceptibility to STI-571 with complete inhibition of cell growth at 0.1 μM of STI-571 solution, while TEPC 1165 and TEPC 2027 showed no inhibition of cell growth even at 2 μM STI-571.