Skip to main content
. 2019 Oct 1;10:2175. doi: 10.3389/fmicb.2019.02175

TABLE 2.

ESBL-positive bloodstream-infection Escherichia coli resistance phenotypes and genotypes.

Strain ESBL MLST PG Plasmid replicon type MIC
bla gene product Transfer
ATM FEP CTX CAZ CZO FOX
EC-2 + ST51 B2 FIA,FIB,FrepB >16 >16 >32 16 >16 OXA-30 +
EC-4 + ST9 A ND 16 16 >32 ≤1 >16 16 OXA-30,CTX-M-65 +
EC-6 + ST45 D FIA,FIB,FrepB,N,K ≤2 >16 16 ≤1 >16 ≤8 CTX-M-14 +
EC-7 + ST48 B2 FIA,FIB,I1,K >16 >16 >32 8 >16 ≤8 TEM-1,CTX-M-55,CTX-M-14 +
EC-9 + ST95 B2 FIC,K 8 >16 >32 >16 >16 >32 CMY-2,CTX-M-14 +
EC-13 + ST2 B2 FIA,FIB,FrepB,N,K >16 >16 >32 >16 >16 ≤8 TEM-1 +
EC-20 + ST730 B2 FrepB,K 4 >16 >32 ≤1 >16 ≤8 CTX-M-14 +
EC-24 + ST131 B2 FIB,FrepB,K 8 >16 >32 4 >16 16 CTX-M-27 +
EC-25 + ST48 B1 FIB,FrepB,K >16 >16 >32 >16 >16 ≤8 TEM-1 +
EC-27 + ST131 B2 FIA,FIB,FrepB,N,K >16 >16 >32 >16 >16 ≤8 TEM-1,CTX-M-55 +
EC-29 + ST31 B2 FIA,FIB,FrepB,N,K ≤2 16 >32 ≤1 >16 16 TEM-1 +
EC-31 + ST9 D FIB,FrepB,K ≤2 16 >32 ≤1 >16 ≤8 OXA-30,CTX-M-14 +
EC-32 + ST51 D I1,Y,K >16 >16 >32 16 >16 ≤8 TEM-1 +
EC-36 + ST131 B2 FIA,FIB,FrepB,N,K >16 >16 >32 >16 >16 ≤8 CTX-M-27 +
EC-37 + ST2 B2 FIB,FrepB,K,P 4 >16 >32 ≤1 >16 ≤8 TEM-1 +
EC-38 + ST95 A FIC 8 >16 >32 2 >16 >32 ADC-162 +
EC-39 + ST681 B2 FIA,FIB,FrepB >16 >16 >32 2 >16 ≤8 TEM-1,CTX-M-14 +
EC-41 + ST131 B2 FIB,FrepB,K 16 >16 >32 4 >16 16 TEM-1,CTX-M-27 +
EC-43 + ST48 D K,B 8 >>16 >32 2 >16 16 TEM-1,CTX-M-14 +
EC-48 + ST9 B2 FIA,FIB >16 >16 >32 >16 >16 16 TEM-1 +
EC-50 + ST9 D FIB,FrepB,K ≤2 >16 >32 ≤1 >16 16 OXA-30,CTX-M-14 +

PG, phylogenetic group; MIC, minimum inhibitory concentration.