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. 2009 Mar 18;3:23–31. doi: 10.4137/cmped.s2085

Figure 3.

Figure 3

Agarose gel electrophoresis for the detection of the mecA gene (533 bp) in Staphylococcus aureus strains by PCR. Lanes 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, and 15: positive strains; lanes 11, 13, and 16: negative strains; lane 17: positive control (S. aureus ATCC 33591); lane 18: negative control (S. aureus ATCC 25923); lane 19: water; lane 20: molecular weight marker (100 bp).