| 释义 |
〔prion〕A microscopic protein particle similar to a virus but lacking nucleic acid, thought to be the infectious agent responsible for scrapie and certain other degenerative diseases of the nervous system.朊病毒(感染性蛋白质):极微小的蛋白质微粒,类似于病毒,但不含核酸,被认为是绵羊痒病和其他的一些神经系统变性疾病的传染介质〔scrapie〕A usually fatal disease of sheep and goats, marked by chronic itching, loss of muscular coordination, and progressive degeneration of the central nervous system.痒病:一种绵羊和山羊身上常见的致命的病,症状为间断性搔痒,肌肉协调性丧失,并且神经中枢系统逐渐退化 |