BCR-ABL fusion gene is detected by?
High-Yield Explanation
Ans. (b) FISH(Ref: Robbins 9th/pg 616-618)Flow cytometry: is used for immunophenotyping in Leukemias & LymphomasFISH- used for detecting submicroscopic chromosomal aberrations of BCR-ABL fusionKaryotyping: Used for detecting chromosomal defects of at least 5 mb size (low sensitivity)RT-PCR: used for quantitative DNA estimation