The immunogenicity of antigen from liquid outweighs antigen from solid.
用两菌株制备的液体抗原比固体抗原的免疫原性强。
The key of antibody-mediated immunological therapy is strong specificity of target antigen, low immunogenicity, high affinity of antibody and so on.
而抗体介导的免疫治疗的关键是靶抗原的特异性强，抗体的免疫原性低及亲和力高等。
Objective:To find protective antigen(PA) defective mutants of anthrax toxin with the same function as PA but with low immunogenicity, different domains of PA were mutated.
目的：对炭疽毒素保护性抗原（PA）的不同结构域进行了缺失突变，以期找到免疫原性降低而功能变化不大的PA蛋白突变体。
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