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a: Sequence alignment of two IncFIA/IncFIB/IncFII blaCTX-M-55 plasmids. b: Sequence alignment of the four IncFIB/IncFIC(FII) blaCTX-M-55 plasmids. The names of the plasmids correspond to the isolates they originate from (Table 4). Resistance genes other than blaCTX-M-55 (in blue) are labelled in green.
