Table 4: The distribution of the six plasmid-encoded AmpC variant genes.

Isolate No. isolate Plasmid-mediated AmpC variant genes
blaAmpC blaCMY blaMOX blaDHA blaEBC blaFOX blaACC
1 K. pneumoniae + + - - + - -
2 K. pneumoniae + - + - - - -
3 K. pneumoniae + - - + - - -
4 K. pneumoniae + + - - - - -
5 K. pneumoniae + + - - - - -
6 K. pneumoniae + + + - - - -
7 E. coli + + - - - - -
8 E. coli + - - - - - -
9 E. coli + + + - - - -