TABLE 2.
Numbers of nucleotide changes observed in experimental studies with several RYMV isolates, rice cultivars, and durations of infection
| Isolate | Strain | Rice cultivarsa | Duration of infection (mo) | No. of nt changesb
|
||
|---|---|---|---|---|---|---|
| Total | Synonymous | Nonsynonymous | ||||
| CI4 | S1 | IR64/Gigante | 6 | 6 | 4 | 2 |
| CI4 | S1 | IR64/Gigante/IR64 | 2 | 3 | 1 | 2 |
| CI4 | S1 | IR64/Gigante | 2 | 5 | 3 | 2 |
| CI4 | S1 | Gigante/Bekarosaka | 1 | 1 | 0 | 1 |
| Ma203 | S2 | IR64/Gigante | 3 | 1 | 0 | 1 |
| Mg1 | S4 | IR64/Azucena | 6 | 3 | 3 | 0 |
| Total | 20 | 19 | 11 | 8 | ||
a
The isolate maintained on the first cultivar was inoculated into the second cultivar.
b
Assessed by comparing the full-length sequence of the isolate at and after inoculation.