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Table 1 Carbapenemase genes and clonality of 129 carbapenem-resistant P. aeruginosa isolated in Hospital das Clinicas, over a 12-year period

From: Characterization of carbapenem-resistant Pseudomonas aeruginosa clinical isolates, carrying multiple genes coding for this antibiotic resistance

Carbapenemase gene

Number of isolates

PFGE clone

Year of identification

None (n = 79)

27

A1

1998-2008

25

A2

 

2

A3

 

5

A5

 

8

B

 

6

C

 

2

D

 

2

E

 

2

F

 

SPM-1 (n = 33)

7

A2

 

3

A3

 

1

A4

 

1

A6

 

1

A7

 

6

G

1998-2012

2

I

 

6

L

 

2

L1

 

1

L2

 

1

L3

 

2

M

 

VIM-2 (n = 4)

1

B

 

1

D

 

2

H

2001-2009

GES-5 (n = 3)

3

A5

 
  

2001

SPM-1 and KPC-2 (n = 9)

   

6

KB

 

1

LC

 

1

L1D

2012

1

ME

 

SPM-1 and VIM-2 and KPC-2 (n = 1)

1

JA

2011