Key;
Laboratory;
of;
Animal;
Virology;
of;
Ministry;
of;
Agriculture,;
State;
Key;
Laboratory;
of;
Veterinary;
Etiological;
Biology,;
Lanzhou;
Veterinary;
Research;
Institute;
of;
Chinese;
Academy;
of;
Agricultural;
Sciences,;
,;
Lanzhou;
730046,;
China;
猪水泡病病毒; 核衣壳蛋白; 免疫分析; 逆转录病毒载体; 前体; PK15细胞; P1蛋白; ELISA法;