Fig. 1

Electrophoresis of the PCR product in the samples on the 1.5% agarose gel; from left to right: The leftmost lane depicts a molecular marker (100 bp) and lanes 2, 3, 4, 5 and 6 indicate amplified fragment (158 bp) by MDR1 primers in 5 samples. Lane 7 is non template control (NTC)