Research Article

Extended-Spectrum β-Lactamases among Enterobacteriaceae Isolated from Urinary Tract Infections in Gaza Strip, Palestine

Table 2

Characteristics of the 30 ESBL and 18 non-ESBL Enterobacteriaceae isolates recovered from urinary tract infections.

Class 1 integronNon-β-lactamase genesGenetic environment of blaCTX-M geneβ-lactamase genesAntimicrobial resistance patternHospitalSpeciesBacterial code
Variable regionqacE∆1 + sul1Int1Upstream regionDownstream region

ESBLs
aac(3)II, aac(6′)-Ib-cr, sul2, QnrS1ISEcp-1orf477blaCTX-M-15, blaTEM-1CTX, GM, AMP, IMP, NAL, SXT, TOB, CIPAl-ShifaK. pneumoniaeNT13
dhfr17 + aadA5++sul1ISEcp-1orf477blaCTX-M-15CTX, AMP, SXT, CIPAl-ShifaE. coliNT14
aac(3)II, aac(6′)-Ib-cr, sul1, TetBISEcporf477blaCTX-M-15CAZ, CTX, GM, AMP, KAN, NAL, SXT, TOB, CIP, TETBalsamE. coliNT40
qnrA, sul1ISEcp-1orf477blaCTX-M-15CTX, AMP, NAL, SXT, CIPAl-ShifaE. coliNT55
dfrA12 + aadA2++aac(6′)-Ib-cr, sul1ISEcp-1orf477blaCTX-M-15, blaTEM-1, blaSHV-1CAZ, CTX, AMP, KAN, NAL, AMK, SXT, TOB, CIPAl-ShifaK. pneumoniaeNT57
sul1, TetAISEcp-1orf477blaCTX-M-15CAZ, CTX, AMP, IMP, NAL, SXT, CIP, TETAl-ShifaE. coliNT58
+aac(3)II, qnrB1, TetAUnknownUnknownblaCTX-M-37AMC, CAZ, CTX, GM, AMP, IMP, KAN, NAL, AMK, SXT, FOX, TOB, CIP, TETAl-ShifaE. cloacaeNT60
ISEcp-1orf477blaCTX-M-15, blaSHV-1, blaTEM-1AMC, CAZ, CTX, GM, AMP, KAN, NAL, AMK, SXT, TOB, CIP, TETAl-ShifaK. pneumoniaeNT66
dfrA12 + aadA2++aac(3)II, aac(6′)-Ib-cr, qnrB1, sul1, sul2, TetAISEcp-1orf477blaCTX-M-15CAZ, CTX, AMP, NAL, CHL, CIP, TETAl-ShifaE. coliNT68
ISEcp-1orf477blaCTX-M-15, blaTEM-1AMC, CTX, AMP, FOXAl-ShifaEnterobacter cloacaeNT69
dhfr17 + aadA5+aac(3)II, aac(6′)-Ib-cr, sul1, sul3, TetA, TetBISEcp-1orf477blaCTX-M-15AMC, CAZ, CTX, GM, AMP, KAN, NAL, SXT, FOX, TOB, CHL, CIP, TETAl-ShifaE. coliNT71
dfrA12 + aadA2++aac(3)II, aac(6′)-Ib-cr, sul1, TetAISEcp-1orf477blaCTX-M-15AMC, CAZ, CTX, GM, AMP, KAN, NAL, AMK, SXT, FOX, TOB, CHL, CIP, TETAl-ShifaSerratia liquefaciensNT73
ISEcp-1orf477blaCTX-M-15CTX, AMP, KAN, AMK, FOX, TOBAl-ShifaE. coliNT75
aac(3)II, sul1, sul2, TetAISEcp-1orf477blaCTX-M-15, blaTEM-1CTX, GM, AMP, SXT, TOB, TETAl-ShifaE. coliNT84
dhfr17 + aadA5++aac(3)II, aac(6′)-Ib-cr, sul1, sul2ISEcp-1orf477blaCTX-M-3AMC, CAZ, CTX, AMP, KAN, NAL, SXT, FOX, TOB, CHL, CIPAl-ShifaE. coliNT92
dhfr17 + aadA5+aac(3)II, aac(6′)-Ib-cr, sul1, TetBISEcp-1orf477blaCTX-M-15AMC, CAZ, CTX, GM, AMP, KAN, NAL, SXT, FOX, TOB, CHL, CIP, TETAl-ShifaE. coliNT98
+aac(6′)-Ib-cr, qnrS1, TetBISEcp-1orf477blaCTX-M-15, blaSHV-1, blaTEM-1CAZ, CTX, AMP, IMP, KAN, SXT, CHL, CIP, TETBalsamK. pneumoniaeNT106
TetAISEcp-1orf477blaCTX-M-15AMC, CAZ, CTX, AMP, NAL, SXT, FOX, TETAl-RemalE. coliNT108
dfrA5+aac(3)IIISEcp-1orf477blaCTX-M-3AMC, CAZ, CTX, AMP, IMP, KAN, AMK, SXT, TOB, CHLAl-RemalK. pneumoniaeNT112
TetBISEcp-1orf477blaCTX-M-15, blaTEM-1CAZ, CTX, AMP, SXT, TETAl-RemalE. coliNT116
dfrA7+TetAUnknownorf477blaCTX-M-15, blaTEM-1AMC, CTX, AMP, NAL, SXT, FOX, TETBalsamE. coliNT117
dhfr17 + aadA5+aac(3)II, aac(6′)-Ib-cr, sul1, TetAISEcp-1orf477blaCTX-M-15CAZ, CTX, AMP, KAN, NAL, AMK, SXT, TOB, CIP, TETBalsamE. coliNT121
TetAISEcp-1orf477blaCTX-M-1CTX, AMP, KAN, NAL, CHL, CIP, TETBalsamE. coliNT126
dhfr17 + aadA5+ISEcp-1orf477blaCTX-M-15CTX, AMP, AMK, SXTBalsamE. coliNT129
++aac(3)II, aac(6′)-Ib-cr, sul1UnknownIS903blaCTX-M-14CTX, GM, AMP, KAN, NAL, AMK, SXT, TOB, CHL, CIP, TETBalsamE. coliNT134
dhfrA7++sul1ISEcp-1orf477blaCTX-M-15, blaTEM-1CTX, AMP, KAN, NAL, SXT, CIPBalsamE. coliNT138
ISEcp-1orf477blaCTX-M-15CTX, AMP, CHLBalsamProvidencia rettgeriNT146
TetAISEcp-1UnknownblaCTX-M-27CTX, AMP, KAN, NAL, AMK, CIP, TETBalsamE. coliNT147
TetAISEcp-1orf477blaCTX-M-1CTX, AMP, KAN, NAL, CHL, CIP, TETBalsamE. coliNT151
aadA1++aac(3)II, sul1, sul2ISEcp-1orf477blaCTX-M-15, blaTEM-1, blaOXA-1CTX, GM, AMP, IMP, KAN, SXT, FOX, TOB, CHLAl-ShifaEnterobacter cloacaeNT157

Non-ESBLs
blaTEM-1CAZ, CTX, AMP, CHLAl-ShifaE. coliNT4
++aac(3)II, sul1blaTEM-1GM, AMP, KAN, NAL, SXT, TOB, CIPAl-ShifaE. coliNT16
blaSHV-11AMPAl-RemalK. pneumoniaeNT25
+sul1, sul2blaTEM-1AMP, NAL, SXT, CIPAl-RemalE. coliNT28
dhfr17 + aadA5++sul1blaTEM-1AMP, SXTAl-RemalE. coliNT29
blaTEM-1AMPAl-RemalE. coliNT30
blaSHV-11AMPBalsamK. pneumoniaeNT36
aac(3)II, aac(6′)-Ib-cr, TetA, TetBblaOXA-1GM, AMP, KAN, NAL, TOB, CIP, TETAl-ShifaE. coliNT64
++sul1blaTEM-1AMC, AMP, IMP, SXTAl-ShifaMorganella morganiiNT89
blaSHV-11AMPAl-RemalK. pneumoniaeNT102
+blaTEM-1AMC, AMP, KAN, SXT, CHLAl-RemalE. coliNT107
blaSHV-1AMPAl-RemalK. pneumoniaeNT114
+blaTEM-1AMP, NAL, SXTAl-RemalE. coliNT115
blaTEM-1CTX, AMP, SXTBalsamE. coliNT123
blaTEM-1AMP, IMP, KAN, CHLBalsamProteus mirabilisNT125
blaTEM-1AMPBalsamE. coliNT130
blaTEM-1CAZ, CTX, AMP, IMPBalsamK. pneumoniaeNT131
blaSHV-1CAZ, CTX, AMP, IMPBalsamK. pneumoniaeNT149