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. 2010 Sep 20;54(12):4985–4991. doi: 10.1128/AAC.00523-10

TABLE 1.

Fusidic acid resistance determinants detected among MRSA and MSSA isolates

Species (no. of isolates showing fusidic acid MIC ≥ 2 μg/ml) No. (%) of isolates with different fusidic acid resistance determinants
fusA mutation fusB fusC fusD
MRSA (45) 38 (84) 0 (0) 7 (16) 0 (0)
MSSA (26) 3 (12) 15 (58) 8 (31) 0 (0)
Total (71) 41 (58) 15 (21) 15 (21) 0 (0)