It was shown that the indirect 3A-ELISA was specific to FMDV infection and can distinguish FMDV infection sera from the FMD immune sera.

• 结果表明,3A蛋白间接ELISA试验对口蹄疫具有较好的特异性,可以区分感染口蹄疫病毒的猪血清和疫苗免疫猪血清。