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Table 8 Characterization of UTI isolates

From: An evaluation of multidrug-resistant Escherichia coli isolates in urinary tract infections from Aguascalientes, Mexico: cross-sectional study

Strain

Resistance profile

Phylo-group

PMQR genes

QRDR mutations

β-lactamase-resistance-genes

Other resistant genes

Integron

∆GyrA

∆ParC

UEc 11

AMP, SXT

B2

 

NA

NA

bla TEM

ant(3″)-Ia (aadA1), aph3 (strA), dhfrI, sulII, tet(B)

Class 2 integron

UEc 22

AMP, SAM, AMC, CFZ, SXT, CIP, LEV, NOR

B2

 

S83 → L

D87 → N

S80 → I

T66 → N

bla TEM

tet(B)

 

UEc 23

AMP, SAM, CFZ, CTZ, CAZ, CRO, FEP, SXT, CIP, LEV

F

aac(6′)-Ib-cr

NA

NA

 

aac(3)-IIa (aacC2)

Class 1 integron

UEc 27

GEN, AMP, SAM, AMC, SXT, CIP, LEV

B2

 

S83 → L

D87 → N

S80 → I

E84 → V

bla PSE-1

sulI, tet(A)

 

UEc 30

GEN, SAM, AMC, SXT

B2

 

NA

NA

bla OXA-1

ant(3″)-Ia (aadA1), tet(A), tet(30), tet®, sulI

Class 1 integron

UEc 58

AMP, SXT, CIP, LEV

B2

 

S83 → L

D87 → N

G114 → S

S80 → I

bla TEM

dhfrVII, sulII, tet(B), aph3 (strA), mphA

 

UEc 65

AMP, CFZ, CAZ, CRO, FEP, CIP, LEV

D

 

S83 → L

D87 → N

G114 → S

S80 → I

bla CTX-M-15

bla TEM

aac(3)-IIa (aacC2), dhfrVII, mphA, sulI, tet(B)

Class 1 integron

UEc 69

AMP, SXT, NIT

B2

qnrA

NA

NA

bla TEM

sulII

 

UEc 75

AMK, GEN, AMP, SAM, AMC, TZP, CFZ, CTX, CRO, FEPCIP, LEV, NOR

B2

qnrA

S83 → L

D87 → N

S80 → I

T66 → Y

blaOXY/K1, blaTEM

aac(3)-IIa (aacC2), aph(3′)-Ia (aphA1), aph(3′)-IIa (aphA2), aph3 (strA), sulI, sulII, tet(A), tet(B)

 

UEc 76

CFZ, CAZ, CRO, FEP, CIP, LEV

B2

 

S83 → L

D87 → N

S80 → I

T66 → Y

E84 → V

bla CTX-M-15

bla OXA-1

tet(A), tet(30)

 

UEc 84

GEN, TOB, AMP, SAM, TZP, CFZ, CTX, CAZ, CRO, FEP, SXT, CIP, LEV

D

aac(6′)-Ib-cr

S83 → L

D87 → N

S80 → I

blaCTX-M-15, blaOXA-1

bla TEM

bla PSE-4

tet(30), mphA

 

UEc 99

AMP, SXT

B2

qnrA

None

None

blaCTX-M-12,

blaOXA-9, blaTEM

aac(3)-IV, aac(3)-IIa (aacC2), aph3 (strA), catI, sulI, sulII

Class 1 integron

UEc 102

AMP, CFZ, CAZ, CRO, FEP, SXT, CIP, LEV

B2

 

S83 → L

D87 → N

G114 → S

S80 → I

bla TEM

aph(3′)-Ia (aphA1), sulII

 

UEc 104

AMP, SXT

D

qnrA, aac(6′)-Ib-cr

NA

NA

blaCMY-2,

blaCTX-M-12, blaOXA-1

aac(3)-IIa (aacC2), sulI, tet(B), mphA

Class 1 integron

UEc 107

 

F

 

NA

NA

   

UEc 108

AMP

D

qnrA

NA

NA

bla TEM

sulI

Class 1 integron

UEc 109

AMP, SAM

D

aac(6′)-Ib-cr

NA

NA

bla TEM

sulII

 

UEc 110

GEN, TOB, AMP, SAM, CTX, SXT, CIP, NIT

B2

 

NA

NA

 

aac(3)-IIa (aacC2), tet(B)

Class 1 integron

  1. AMK Amikacin, GEN gentamicin, TOB tobramycin, NET netilmicin, AMP ampicillin, SAM ampicillin–sulbactam, AMC amoxicillin–clavulanic acid, TZP piperacillin–tazobactam, CFZ cefazolin, CTX cefotaxime, CAZ ceftazidime, CRO ceftriaxone, FEP cefepime; SXT trimethoprim–sulfamethoxazole, CIP ciprofloxacin, LEV levofloxacin, NOR norfloxacin, NIT nitrofurantoin, ETP ertapenem, IPM imipenem, PMQR plasmid-mediated quinolone resistance genes, QRDR quinolone resistance-determining region, NA not analyzed