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Table 4 Gene cassette arrays of class II integrons in E. coli from different species

From: Antimicrobial resistance and integron gene cassette arrays in commensal Escherichia coli from human and animal sources in IRI

Species/cassette array No. (%) of the human isolates carrying gene cassette array No. (%) of the chicken isolates carrying gene cassette array No. (%) of the sheep isolates carrying gene cassette array No. (%) of the cattle isolates carrying gene cassette array Totala
dfrA1 1 (2) 1 (2) 2 (4) 0 (0) 4
dfrA1-sat2-aadA1 0 (0) 2 (4) 1 (2) 1 (2) 4
dfrA1-sat1-aadA1 1 (2) 3 (0) 0 (0) 0 (0) 4
at-sat1-aadA1 1 (2) 2 (4) 0 (0) 1 (2) 4
Total 3 (6) 8 (16) 3 (6) 2 (4) 16
  1. aThe number of the isolates carrying intII, is 19, however, in three class II integron positive isolates, the cassette arrays could not be detected by PCR