Volume 9, Number 12—December 2003
Research
Global Distribution of Rubella Virus Genotypes
Table 2
Intra- and intergoup genetic distances among rubella genotype I (RGI) and RGII clustersa
| Genotype/cluster | Intragroup variability | Mean distance from |
|||
|---|---|---|---|---|---|
| RGII | RGIIA | RGIIB | RGIIC | ||
| RGI |
0.08–5.75 |
7.28 |
7.59 |
6.20 |
8.21 |
| RGII |
0–7.95 |
||||
| RGIIA |
0–5.41 |
7.24 |
7.13 |
||
| RGIIB |
0.42–1.95 |
7.19 |
|||
| RGIIC | 2.54 | ||||
aRanges and mean genetic distances (% nucleotide difference) was determined from all pairwise combinations from viruses in these groups (Figure 1).


