Figure 4: Electrophoretic pattern of PCR product (147 pb for mec A gene and 462 bp for bat gene ) in 1.5% agarose gel stained with ethedium bromide lane1: amplified 147 bp for MRSA mec A gene, lane2, 3 and 5: negative PCR product amplified and Lane 4 amplified 462 bp for bat gene for E. coli. M: DNA marker (100pb).