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Table 4 PFGE genotypes among pneumococcal isolates collected from infants at 6 weeks and 9 months of age

From: Serotype and molecular diversity of nasopharyngeal Streptococcus pneumoniae isolates from children before and after vaccination with the ten-valent pneumococcal conjugate vaccine (PCV10) in Ethiopia

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 -
  1. aBefore taking the first dose of the vaccine
  2. bAfter taken the last dose of the vaccine at the age of 14 weeks