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Table 2 MICs for transconjugants and characterization of plasmids carrying oqxAB

From: Prevalence and molecular characterization of oqxAB in clinical Escherichia coli isolates from companion animals and humans in Henan Province, China

Strains

Donors

Plasmid

Transconjugants

origin

MLST

ERIC-PCR

Phylogenetic group

MICs (μg/mL)

Amount

Size(kb)

MICs (μg/mL)

COL

OLA

MEQ

CEF

CIP

DOX

AMK

FFC

COL

OLA

MEQ

CEF

CIP

DOX

AMK

FFC

Q1

Dog

ST155

I type

A

0.5

512

32

<0.25

64

32

1

4

ND

ND

0.5

256

32

<0.25

4

2

1

4

M17

Cat

ST48

VI type

B1

0.5

256

64

32

8

32

256

64

1

54~ 108

0.5

256

32

32

1

16

4

8

Q63

Dog

ST206

II type

B2

0.25

256

16

8

1

8

64

128

2

54~ 108

0.5

256

16

<0.25

1

4

8

32

H050

Human

ST1263

VII type

A

0.125

256

64

256

64

16

512

128

2

54~ 108

0.25

512

64

32

8

32

64

16

H029

Human

ST10

V type

D

0.125

256

64

128

32

16

512

64

1

54~ 108

0.125

256

64

64

4

32

32

32

H035

Human

ST328

III type

B2

0.5

256

32

0.5

64

16

1

8

ND

ND

0.25

512

16

32

4

32

8

8

M50

Cat

ST328

III type

D

0.25

256

32

0.25

0.25

4

0.25

4

ND

ND

0.25

256

16

<0.25

<0.25

16

0.25

2

Q76

Dog

ND

IV type

B2

4

512

128

256

16

32

256

128

ND

ND

0.25

256

128

128

2

16

32

16

C600

              

0.25

4

4

0.06

0.03

0.25

0.5

1

  1. ND not determined, COL colistin, OLA olaquindox, MEQ mequindox, CEF ceftiofur, DOX doxycycline, CIP ciprofloxacin, AMK amikacin, FFC florfenicol
  2. C600, recipients in conjugation experiments