Table 4 PFGE genotypes among pneumococcal isolates collected from infants at 6 weeks and 9 months of age
PFGE Genotype | Total number of isolates | Serotype and number (n) of isolates | Time of isolation | Number of sites where strains of the same PFGE was isolated | Number of other isolates with the same serotype, not belonging to the genotype | |
|---|---|---|---|---|---|---|
aBefore vaccine(n) | bAfter vaccine(n) | |||||
A | 4 | 31 (4) | 2 | 2 | 3 | 3 |
B | 3 | 46 (3) | 2 | 1 | 3 | - |
C | 5 | 8 (5) | 3 | 2 | 4 | 2 |
D | 7 | 3 (7) | 7 | - | 3 | 3 |
E | 4 | 6A (4) | 4 | - | 2 | 12 |
F | 3 | 14 (3) | 3 | - | 3 | 4 |
G | 6 | 10A (4) | 2 | 2 | 4 | 10 |
5 (1), | 1 | - | 1 | 6 | ||
6A (1) | 1 | - | 1 | - | ||
H | 5 | 16F (3) | 1 | 2 | 3 | 3 |
7B (1), | 1 | - | 1 | 1 | ||
33B (1) | 1 | - | 1 | 2 | ||
I | 7 | 13 (2) | 1 | 1 | 2 | 6 |
12A (1) | 1 | - | 1 | - | ||
1 (1) | - | 1 | 1 | 1 | ||
20 (1) | 1 | - | 1 | 7 | ||
42 (1) | 1 | - | 1 | 3 | ||
23F (1) | 1 | - | 1 | 12 | ||
J | 3 | 6A (2) | - | 2 | 1 | - |
10A (1) | - | 1 | 1 | - | ||
K | 3 | 23F (1) | 1 | - | 1 | - |
18F (1) | 1 | - | 1 | 2 | ||
13 (1) | 1 | - | 1 | - | ||