Table 2

The NG-MAST sequence types, year of isolation and MICs of cefixime and ceftriaxone for all Neisseria gonorrhoeae with a penA mosaic allele (n=78) or an alteration of A501 in PBP2 (n=37) isolated in Sweden, 2002–2009

NG-MAST ST (no. of isolates)YearNo. of isolates with MIC (mg/l)
≤0.0320.0470.0640.0940.1250.190.250.380.5
penA mosaic allele isolates (n=78)
 1407 (29)2007–2009IX24737141
TX1454141
 3378 (8)2008–2009IX221111
TX5111
 326 (6)2002IX51
TX15
 925 (5)2003IX23
TX5
 4272 (3)*2007–2008IX3
TX12
 4275 (3)*2008IX12
TX3
 4269 (3)*2008–2009IX111
TX12
 3431 (3)2009IX12
TX3
 4274 (2)*2008–2009IX11
TX2
 2212 (2)2009IX2
TX2
 3158 (2)2009IX2
TX2
 4268 (2)*2009IX11
TX11
Unique STs (10)2006–2009IX1122121
TX32113
A501 alteration in PBP2 (n=37)
 1103 (9)2008–2009IX22311
TX1323
 1619 (6)2003, 2007IX1221
TX411
 437 (3)2006, 2008IX3
TX3
 2943 (3)2007IX3
TX111
 1288 (3)2009IX3
TX3
 1723 (2)2004IX2
TX11
 1405 (2)2007IX2
TX2
Unique STs (9)2003–2009IX711
TX4113
  • * New sequence types found in the present study.

  • Unique sequence types represented by single isolates: ST3128, ST3499, ST3709, ST3787, ST4265*, ST4266*, ST4267*, ST4273*, ST4276* and ST4642*.

  • Unique sequence types represented by single isolates: ST1493, ST1582, ST1724, ST1766, ST3755, ST4271*, ST4277*, ST4278* and ST4279*.

  • IX, cefixime; MIC, minimum inhibitory concentration; NG-MAST, N gonorrhoeae multiantigen sequence typing; ST, sequence type; TX, ceftriaxone.