Japanese researchers altered the insects' DNA and added an antigen - a compound that triggers an immune response - to the protein mix in mosquitos' saliva.
日本研究人员对蚊子的DNA做了修改，在其唾液的蛋白质结构中加入一种抗原，以达到激活免疫系统的效果。
Immunological memory is defined functionally as an antigen induced altered state of the immune system persisting in the absence of antigen.
免疫记忆是在缺乏抗原存在的情况下，免疫系统所具有的一个特殊警觉时期。
Immunological memory is defined functionally as an antigen induced altered state of the immune system persisting in the absence of antigen.
免疫记忆是在缺乏抗原存在的情况下，免疫系统所具有的一个特殊警觉时期。
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