The ELISA kit for PRV was suitable for differentiation the vaccine inoculated pigs of PRV infected pigs, and epidemiological survey may also be done with this kit.

• PR野毒抗体ELISA诊断试剂盒较适用于猪场PRV的疫苗免疫猪和野毒感染猪的区别诊断和流行病学普查。