Table 1. Dose response of soybean plants to pSMV-Dual plasmid DNA by rub-inoculation.
Amount of inoculated DNA (μg/plant) | Infectivitya |
|||
---|---|---|---|---|
1 | 2 | 3 | Total | |
10 | 5/5b | 5/5 | 5/5 | 15/15 |
5 | 5/5 | 5/5 | 5/5 | 15/15 |
1 | 5/5 | 5/5 | 5/5 | 15/15 |
0 | 0/5 | 0/5 | 0/5 | 0/15 |
aSoybean seedlings (cv. Lee74) were rub-inoculated with the corresponding plasmids.
bNumber of systemically infected plants/number of plants inoculated. Virus infection of the upper non-inoculated leaves was confirmed by RT-PCR using SMV-specific primers at 15 dpi.