Electron microscopic examinations of ultrathin sections reveal the presence of spherical virus like particles in the di......

在感染发病成虾的肝胰腺和中肠上皮细胞的胞核内，出现大量病毒发生基质，核衣壳，套膜和完全的病毒粒子，病毒粒子为短杆状，两端呈钝园形，平......