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Table 3 Mobile genetic elements carrying erm(B) and mef(E) genes and associated genotypic and phenotypic profiles

From: Dominance of multidrug resistant CC271 clones in macrolide-resistant Streptococcus pneumoniae in Arizona

Population Dual mef(E)/erm(B)-

Sequence type 320

Antibiotic susceptiblity profilea PennsEryrClirTetr/u+Sxtr

Presumed transposon (no. isolates with same profile tested) Tn2010(12)

Total no. isolates of same profile 43

 

320

PennsEryrClisTetr/u+Sxtr

Tn2010 (1)

2

 

320

PennsEryrClirTetu-Sxtr

Tn2010 (1)

2

 

271

PennsEryrClirTetr/u+Sxtr

Tn2010 (5)

7

 

1396

PenrEryrClirTetns/u+Sxtr

Tn2010 (2)

2

 

1396

PenrEryrClisTetns/u+Sxtr

Tn2010 (1)

1

 

1459

Pen Ery Cli Tet Sxt

Tn2010 (3)

3

 

3039

Penr/uEryrClirTetr/u+Sxtr

Tn2010 (2)

2

 

1412

PenrEryrClisTetrSxtr

Tn2010 (1)

1

 

NF

PennsEryrClirTetr/u+Sxtr

Tn2010 (5)

6

 

NT

PennsEryrClirTetr/u+Sxtr

NT

3

mef(E)-positive

NT

PennsEryrClisTetrSxtr

NT

1

 

236

PennsEryrClisTetr/u+Sxtr

Tn2009 (4)

4

 

1186

PensErynsClisTets/u-Sxtr

mega (4)

4

 

1186

PennsEryrClisTetu-Sxtr

mega (1)

1

 

1379

PennsEryrClisTetsSxtr

mega (2)

2

 

1379

PensEryrClisTetsSxtr

mega (1)

1

 

2705

PensEryrClisTets/u-Sxtr

mega (3)

3

 

3280

PennsEryrClisTetr/u+Sxtr

Tn2009 (3)

3

 

376

PennsEryrClisTets/u-Sxtr

mega (3)

3

 

156

PennsEryrClisTets/u-Sxtr

mega (2)

2

 

199

PensEryrClisTetsSxts

mega (1)

1

 

199

PennsEryrClisTetu-Sxtr

mega (1)

1

 

384

PenrEryrClirTets+Sxtr

Tn916+mega (1)

1

 

384

PenrEryrClisTetrSxts

Tn916+mega (1)

1

 

13

PenrEryrClisTetsSxtr

mega (1)

1

 

162

PennsEryrClirTetu-Sxts

mega (1)

1

erm(B)-positive

344

PennsEryrClisTetu+Sxtr

Tn916+mega (1)

1

 

558

PennsEryrClisTetsSxts

mega (1)

1

 

1518

PennsEryrClisTetsSxtr

mega (1)

1

 

1556

PenrEryrClisTetu-Sxtr

mega (1)

1

 

3065

PensEryrClisTetu-Sxtns

mega (1)

1

 

6422

PenrEryrClisTetrSxtr

mega (1)

1

 

NF

PenrEryrClisTetsSxtns

mega (1)

1

 

NF

PennsEryrClisTetsSxts

mega (1)

1

 

NF

PennsEryrClinsTetu+Sxtr

Tn2009 (1)

1

 

NT

PennsEryrClirTetu+Sxts

Tn916+mega (1)

1

 

NT

PensEryrClisTetsSxtr

mega (1)

1

 

NT

PensEryrClisTetsSxts

mega (2)

2

 

NT

PenrEryrClirTetrSxtr

Tn916+mega (1)

1

 

NT

PenrEryrClirTetu-Sxtr

mega (1)

1

 

63

Penns/uEryrClirTetr/u+Sxts/u

erm(B) element (8)

8

 

315

PeniEryrClirTetrSxti

Tn916 family (2)

2

 

3066

PensEryrClirTetrSxts

Tn3872 (1)

1

 

180

PensEryrClirTetrSxts

Tn916 family (1)

1

 

NT

PensEryrClirTetrSxts

Tn3872 (1)

1

  1. a Pen, penicillin; Ery, erythromycin; Cli, clindamycin; Tet, tetracycline; Sxt, trimethoprim-sulfamethoxazole; r, resistant; ns, nonsusceptible; s, susceptible; u, unknown phenotype; +, positive for tet(M) by PCR; -, negative for tet(M) by PCR; NF, not found; NT, not typed