According to the published sequence of GPV B strain in GenBank, a pair of primers was designed by Oligo4.0. NS1 gene of GPV was amplified by PCR.

• 本研究根据 Gen Bank发表的 GPV B株全基因核苷酸序列 ,设计了 1对用以扩增 GPV主要非结构蛋白 NS1基因的引物。