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Table 4 Distribution of blaCTX-M groups in ESBL- producing E. coli isolates from broiler farms

From: Prevalence and distribution of blaCTX-M, blaSHV, blaTEM genes in extended- spectrum β- lactamase- producing E. coli isolates from broiler farms in the Philippines

Patterns of blaCTX-M groups No. of isolates Percentage
blaCTX-M-1 + blaCTX-M-2 + blaCTX-M-9 23 33.82
blaCTX-M-1 + blaCTX-M-2 14 20.59
blaCTX-M-1 + blaCTX-M-9 11 16.18
blaCTX-M-2 + blaCTX-M-9 2 2.94
bla CTX-M-1 12 17.65
bla CTX-M-2 6 8.82
Total 68 100