The total of 212 swine sera from 6 districts in Jilin Province were examined for antibodies (against) swine hemagglutinating encephalomyelitis virus(HEV) by hemagglutination inhibition test.

• 应用血凝和血凝抑制试验检测了从吉林省部分地区采集的猪血清中血凝性脑脊髓炎病毒(HEV)抗体。