血(细胞)凝集反应
By negative staining electron microscope, virions were roughly round and approximately 40~ 60 nm in diameter with peplomers. Density is 1.13~ 1.14g/cm3. The hemagglutination reaction test proved that this virus had no any reaction to erythrocyte of chook, rabbit, pig and sheep.
电镜负染检查可见直径为40 ̄60nm有突起的圆形或近圆形的病毒颗粒,病毒在蔗糖中的浮密度为1.13 ̄1.14g/cm3。与牛病毒性腹泻-粘膜病病毒颗粒相似。
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