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Table 1 Summary of the characteristics of the 27 Klebsiella pneumoniae strains, including antimicrobial resistance profiles, resistance genes and MLST

From: Dissemination of Carbapenem-resistant Klebsiella pneumoniae clinical isolates with various combinations of Carbapenemases (KPC-2, NDM-1, NDM-4, and OXA-48) and 16S rRNA Methylases (RmtB and RmtC) in Vietnam

Strain

MIC(mg/L)

Carbapenemases

Size of the plasmids harboring carbapenemase encoding genes

ESBL

16S rRNA methylases

Aminoglycoside modification enzymes

Mutations in DNA gyrase

MLST

ABK

AMK

AMP

AZT

CAZ

CIP

CSTa

IPM

MEM

TGC

gyrA

parC

VNC Kp05

1024

>1024

>1024

512

256

256

4 (2)

8

8

1

OXA-48

50 kbp

CTX-M-15, SHV-28, TEM-1

RmtB

AAC(6′)-Ib-cr, APH(3′)-Ia

S83Y, D87A

S80I

15

VNC Kp10

256

512

>1024

1024

512

512

32 (2)

16

4

2

OXA-48

ND

CTX-M-15, SHV-28, TEM-1

RmtB

-

S83Y, D87A

S80I

15

VNC Kp13

256

1024

>1024

512

256

256

32 (2)

8

8

2

OXA-48

ND

CTX-M-15, SHV-28, TEM-1

RmtB

AAC(6′)-Ib-cr, APH(3′)-Ia

S83Y, D87A

S80I

15

VNC Kp16

1024

>1024

>1024

512

256

512

32 (2)

8

4

2

OXA-48

50 kbp

CTX-M-15, SHV-28, TEM-1

RmtB

AAC(6′)-Ib-cr, APH(3′)-Ia

S83Y, D87A

S80I

15

VNC Kp17

512

>1024

>1024

512

128

256

4 (2)

8

8

4

OXA-48

ND

CTX-M-15, SHV-28, TEM-1

RmtB

AAC(6′)-Ib-cr, APH(3′)-Ia

S83Y, D87A

S80I

15

VNC Kp20

512

>1024

>1024

256

128

256

0.25

2

8

2

OXA-48

ND

CTX-M-15, SHV-28, TEM-1

RmtB

AAC(6′)-Ib-cr, APH(3′)-Ia

S83Y, D87A

S80I

15

VNC Kp21

256

1024

>1024

512

128

256

0.25

2

4

2

OXA-48

ND

CTX-M-15, SHV-28, TEM-1

RmtB

AAC(6′)-Ib-cr, APH(3′)-Ia

S83Y, D87A

S80I

15

VNC Kp22

1024

1024

>1024

512

256

256

16 (2)

16

16

2

OXA-48

ND

CTX-M-15, SHV-28, TEM-1

RmtB

AAC(6′)-Ib-cr, APH(3′)-Ia

S83Y, D87A

S80I

15

VNC Kp25

256

>1024

>1024

256

256

256

0.125

8

2

2

OXA-48

ND

CTX-M-15, SHV-28, TEM-1

RmtB

AAC(6′)-Ib-cr, APH(3′)-Ia

S83Y, D87A

S80I

15

VNC Kp28

512

1024

>1024

512

256

256

8 (0.75)

8

8

2

OXA-48

ND

CTX-M-15, SHV-28, TEM-1

RmtB

AAC(6′)-Ib-cr, APH(3′)-Ia

S83Y, D87A

S80I

15

VNC Kp29

1

4

>1024

512

32

32

0.125

4

4

1

KPC-2

150 kbp

CTX-M-15, TEM-1, SHV-28

-

AAC(6′)-Ib-cr

S83I

S80I

307

VNC Kp30

1

2

>1024

512

128

128

0.25

4

4

2

OXA-48

ND

CTX-M-15, SHV-28, TEM-1

-

AAC(6′)-Ib-cr, AADA16 APH(3′)-Ia

S83Y, D87A

S80I

15

VNC Kp32

512

1024

>1024

1024

256

256

8 (1)

16

8

2

OXA-48

ND

CTX-M-15, SHV-28, TEM-1

RmtB

AAC(6′)-Ib-cr, APH(3′)-Ia

S83Y, D87A

S80I

15

VNC Kp34

256

1024

>1024

512

256

256

32 (2)

8

8

1

OXA-48

ND

CTX-M-15, SHV-28, TEM-1

RmtB

AAC(6′)-Ib-cr, APH(3′)-Ia

S83Y, D87A

S80I

15

VNC Kp35

256

128

>1024

512

1024

256

16 (1)

8

8

2

OXA-48

ND

CTX-M-14, SHV-12, TEM-1

RmtB

AAC(6′)-Ib-cr, AADA1, APH(3′)-Ia

S83Y, D87A

S80I

15

VNC Kp39

>1024

>1024

>1024

32

>1024

256

0.5

8

8

1

NDM-1

100 kbp

CTX-M-27, SHV-28

RmtC

AAC(6′)-Ib-cr, AADA16

S83I

S80I

395

VNC Kp42

16

16

>1024

256

>1024

64

32 (1)

32

64

1

NDM-4

120 kbp

CTX-M-15, SHV-28, TEM-1

-

AAC(6′)-Ib-cr, AADA1, AADA16

S83F, D87A

S80I

15

VNC Kp43

1024

1024

>1024

512

256

256

0.25

4

4

2

OXA-48

ND

CTX-M-14, SHV-12, TEM-1

RmtB

AAC(6′)-Ib-cr, AADA1

S83Y, D87A

S80I

15

VNC Kp51

16

16

>1024

1024

256

64

0.25

16

4

1

OXA-48

ND

CTX-M-14, SHV-12, TEM-1

-

AAC(6′)-Ib-cr, AADA1

S83Y, D87A

S80I

15

VNC Kp54

>1024

>1024

>1024

1024

256

64

0.5

8

16

1

OXA-48

145.5 kbp

CTX-M-14, CTX-M-15, SHV-1, TEM-1

RmtB

AADA2, APH(3′)-Ia

S83F, D87N

E84K

16

VNC Kp56

>1024

>1024

>1024

512

256

64

0.25

16

16

1

OXA-48

ND

CTX-M-14, CTX-M-15, SHV-1, TEM-1

RmtB

AADA2, APH(3′)-Ia

S83F, D87N

E84K

16

VNC Kp57

>1024

>1024

>1024

64

>1024

256

0.25

64

128

0.5

NDM-4

40 kbp

CTX-M-27, SHV-11, TEM-1

RmtB

-

S83I

S80I

2353

VNC Kp68

2

4

>1024

512

256

64

0.125

4

8

2

OXA-48

50 kbp

SHV-1, TEM-1

-

AAC(6′)-Ib-cr

S83I

S80I

147

VNC Kp70

16

16

>1024

1024

>1024

256

0.125

128

256

2

NDM-4

120 kbp

CTX-M-14, CTX-M-15, SHV-1, TEM-1

-

AAC(6′)-Ib-cr, AADA1, AADA2

S83F, D87N

E84K

16

VNC Kp72

16

8

>1024

128

>1024

128

0.125

32

64

2

NDM-4

ND

CTX-M-15, SHV-28, TEM-1

-

AAC(6′)-Ib-cr, AADA1, AADA16

S83F, D87A

S80I

15

VNC Kp73

16

16

>1024

1024

>1024

512

0.125

128

256

2

NDM-4

ND

CTX-M-14, CTX-M-15, SHV-1, TEM-1

-

AAC(6′)-Ib-cr, AADA1, AADA2

S83F, D87N

E84K

16

VNC Kp77

>1024

>1024

>1024

128

>1024

256

0.25

16

64

1

NDM-1

ND

CTX-M-27, SHV-28

RmtC

AAC(6′)-Ib-cr, AADA16

S83I

S80I

395

  1. MIC, minimum inhibitory concentration, ABK arbekacin, AMK amikacin, AMP ampicillin, AZT azidothymidine, CAZ ceftazidime, CIP ciprofloxacin, CST colistin, IPM imipenem, MEM meropenem, TGC tigecycline, ESBL extended-spectrum-lactamase, ND not determined
  2. aMICs for colistin using Etest are given in parentheses