A Agarose Gel electrophoresis of (erm A & erm B) genes at (139, 142bp). ladder lane (m) is 1 Kb, bacterial samples lanes from (1 to 19) are coding for isolates A, 1A, 19, 300, 308, 89+, 80, 36, 325, 305, 301, 44A, 3A, & 12A, lanes from (20 to 25) are coding for isolates 28A, 317, 82A, 24, 4A, & 41A respectively. B Agarose Gel electrophoresis of erm(c) gene at (190bp). ladder lane (m) is 1 Kb. Bacterial samples lanes from (1 to 13) are coding for isolates A, 1A, 19, 300, 308, 89+, 80, 36, 325, 305, 301, 44A & 32A, lanes from (14 to 25) are coding for isolates 38A, 45A, 46A, 43A, 3A, 12A, 28A, 317, 82A, 24, 4A & 41A respectively. C Agarose gel electrophoresis of msr(A) gene at (163bp). Ladder lane (M) is (1 Kb). Bacterial samples lanes from (1 to 13) are coding for isolates A, 1A, 19, 300, 308, 89+, 80, 36, 325, 305, 301, 44A & 32A, lanes from (14 to 25) are coding for isolates 38A, 45A, 46A, 43A, 3A, 12A, 28A, 317, 82A, 24, 4A & 41A respectively. D Agarose gel of electrophoresis of mph(c) gene at (722bp). ladder lane (M) is (1 Kb). Bacterial Samples lanes from (1 to 13) are coding for isolates A, 1A, 19, 300, 308, 89+, 80, 36, 325, 305, 301, 44A & 32A, lanes from (14 to 25) are coding for isolates 38A, 45A, 46A, 43A, 3A, 12A, 28A, 317, 82A, 24, 4A & 41A respectively