获得性免疫造句

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1.
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它们不仅在天然免疫中起重要作用，同时也被视为天然免疫与获得性免疫的连接点，影响获得性免疫。

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天然免疫系统是机体抵御外来病原体的第一道防线，在此基础上衍生出十分复杂的获得性免疫反应。