Table 2. Results of genotyping of 39 phenotypically non-typeable GBS isolates in 2010 and 2011.
| Serotype assigned by Lancefield precipitation testa | Genotype assigned by PCR | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ia | Ib | II | III | IV | V | VI | VII | VIII | IX | NT | Total number of genotyped NT isolates | No PCR | |
| 2010 (143/173 isolates tested) | 4 | 1 | 1 | 7 | 10 | 1 | 24 of total 30 | 5 | |||||
| 2011 (120/136 isolates tested) | 1 | 3 | 3 | 2 | 4 | 1 | 1 | 15 of total 16 | 1 | ||||
| Total number of isolates of each genotype | 5 | 4 | 4 | 9 | 0 | 14 | 0 | 0 | 2 | 1 | 0 | 6 | |
Notes.
a
Phenotypical identification excluding NT/total number of isolates. If Ia to IX 0.2N HCl was negative, then automatically Ia to IX 0.1N HCl was tested.