TABLE 3.
Reverse mutations in PRRSV passaged in vitro
| PRRSV strain | Mutated site (nt/aa)a |
|||
|---|---|---|---|---|
| NSP12 11880/121 | ORF2b 12012/9 | ORF5 13741/15 | ORF5 14262/189 | |
| JXwn06-P80 | T/W | C/H | A/H | G/V |
| PAM-R-25 | T/W | C/H | T/L | T/L |
| PAM-R-60 | C/R | G/D | T/L | T/L |
| JXwn06 | C/R | G/D | T/L | T/L |
The sites reversely mutated to the amino acid of JXwn06 are labeled in boldface type.