Fig. 3From: Clinical impact of early minimal residual disease detection at day 15 in precursor B-childhood acute lymphoblastic leukemia: an Egyptian experienceAn interphase FISH analysis applied for follow-up using LSI double fusion (DF) probe BCR/ABL positive for t(9;22) (q34;q11), 2 yellow signal represents the typical fusion signal of translocation in addition to one green signal (BCR) and one red signal (ABL)Back to article page