People have tried to produce viruses that are different, adenoviruses for example, that your immune system can't recognize.

人们尝试制造一些不同的病毒,就拿腺病毒来说,让免疫系统无法识别

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Because of this people have sought other kinds of viruses to use as vectors and one that's commonly used is an adenovirus.

正因为如此,人们找到了其它病毒来,作为载体,常见的有,腺病毒

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But if you're trying to use that virus as a gene delivery vector and your body gets rid of it then the therapy has failed, it's ended.

但如果你想把腺病毒作为基因治疗载体,而你的身体清除这种病毒,治疗就失败了,前功尽弃了

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Adenoviruses are viruses that give upper respiratory infections, they cause colds.

腺病毒可以感染上呼吸道,引起感冒

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A problem with adenoviruses is that your immune system recognizes them, and if your immune system recognizes the virus then it can attack the virus and eliminate it from the body.

关于腺病毒有个问题,免疫系统会识别腺病毒,如果免疫系统识别了这些病毒,就会进而攻击并从体内清除病毒

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Now, normally that's a good thing because if you're out in the world and you get infected with adenoviruses you recover from it, your immune system can get rid of it.

通常情况下这是好事,这可以让暴露在户外的你,免于腺病毒的侵害,你的免疫系统可以清除病毒

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