TABLE 2

Characterization of 132 Peni meningococci isolated in Italy, from 2014 to 2016

penA alleleNo. of strainsNo. of substitutions in PBP2No. of strainsaNo. of strains by MIC (μg/ml)
MenCMenBMenY CC23MenW CC22
CC11CC175CC22CC334CC865UnknownCC162CC167CC18CC213CC269CC32CC41/44CC461CC865Unknown0.0940.1250.190.25
13011121
719519586
995112411431
121511
13251111
1413519111373
15451331
191511
20155158331
251511
3345422
541511
1001511
1441511
248365351911124
29525211
32734321
599959441
6481411
6851511
773b25211
774b25211
775b1511
Total13259119121111223642916242453411
  • a MenC, meningococcal of serogroup C; MenB, meningococcal of serogroup B; MenY, meningococcal of serogroup Y; MenW, meningococcal of serogroup W.

  • b New penA allele.