Spread of TEM, VIM, SHV, and CTX-M β-Lactamases in Imipenem-Resistant Gram-Negative Bacilli Isolated from Egyptian Hospitals

Figure 6

The multiple sequences alignments and trees of CTX-M-1 gene in different species. (a) CTX-M-1 gene in E. coli strains isolated from ZU Hospitals in comparison with published CTX-M-1 gene of E. coli strains from GenBank. (b) A tree of CTX-M-1 sequence of E. coli isolated from ZU Hospitals and published homologs in GenBank. (c) The multiple sequences alignments of CTX-M-1 gene in K. pneumoniae strains isolated from ZU Hospitals in comparison with published CTX-M-1 gene in K. pneumoniae strains from GenBank. (d) Phylogenetic tree of CTX-M-1 sequence of K. pneumoniae isolated from ZU Hospitals and published homologous sequences in GenBank. (e) Multiple sequences alignments of CTX-M-1 gene in P. aeruginosa strains isolated from ZU Hospitals in comparison with published CTX-M-1 gene in P. aeruginosa strains from GenBank. (f) Phylogenetic tree of CTX-M-1 sequence of P. aeruginosa isolated from ZU Hospitals and published homologs in GenBank.

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