据新华社报道 ,美国坦普尔大学神经性病毒及癌症生物学中心的研究人员对２０名死于恶性脑瘤儿童的脑部提取组织化验 ,结果发现了６５ %的儿童脑组织中含有一种叫做ＪＣ病毒的遗传因子。研究人员称 ,ＪＣ病毒还可以诱发一种名为“进行性多焦点脑白质病”的罕见疾病。但在一般的 According to the Xinhua News Agency, researchers from the Neurovirulence and Cancer Biology Center at Temple University in the United States extracted tissue from 20 brain-dead children who had died of malignant brain tumors and found that 65% of children’s brain tissue contains a JC virus genetic factors. The researchers say the JC virus can also induce a rare condition called “progressive multifocal leukoencephalopathy.” But in general