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多年来已众所周知,由一个病毒引起的感染可以保护动物免受其它病毒的感染。产生这种效果的物质是一种有高度活性的糖蛋白,称为干扰素。它们同很多其它未确定的分子一起,是从受到病毒感染或拟似病毒感染的刺激的细胞所释放出来的。干扰素可能
It is well-known over the years that infections caused by one virus can protect animals from other viruses. The substance that produces this effect is a highly active glycoprotein known as interferon. Together with many other unidentified molecules, they are released from stimulated cells infected with a virus or a pseudotyped virus. Interferon may