Fig. 3.
Nested RT-PCR products of the second experiment. (A) ABL PCR; (B) nested PCR for MLL duplication AML with MLL duplication. M, molecular weight standard (Boehringer no. VI); −C, blank control; +C, AML with MLL-duplication; C46-65, pheripheral blood of healthy controls no. 46 to 65.