阳性选择 meaning in English
positive selection
Examples
- Naa can not only defend the invasion of various microorganism , but maintain the stability of internal envioment , lead to self tolerance , regulate immunity and prevent tumor progression
从不同角度对naa的研究显示: naa的产生可能与自身反应性b细胞克隆阳性选择过程有关; naa对外可以抵御外来微生物的入侵;对内可以维持机体内环境的稳定,引起自身耐受,调节免疫和抗肿瘤。