给实验大鼠鞘内注射羧苄索龙（一种特殊的间隙连接阻滞剂），向对照组大鼠注射生理盐水。
Experimental rats were intrathecally injected with carbenoxolone, a special gap junction blocker, and the control rats with the saline.
目前，一组科学家说，PrP在供养髓磷脂中发挥重要作用，髓磷脂是多脂肪的物质形成的鞘，这个鞘存在于神经周围，用以传递神经发出的信号。
A team of scientists now says that PrP plays a key role in maintaining myelin, a fatty substance that forms a sheath around nerves and helps transmit nerve signals.
受到最高强度辐射的雄鼠有大约5%至7%患上了心脏神经鞘瘤，而对照组中没有此类病例。
About 5 to 7 percent of the male rats exposed to the highest level of radiation developed schwannomas in their hearts, compared with none in the control group.
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