co-receptor

Conclusion : HIV - ⅰ virus needs receptor and co-receptor to achieve its cellular entry .

结论：病毒进入受体细胞需要受体和辅助受体的介导。

B cell activated co-receptor also has an effect on the negative selection of B cells reactive to autoantigens .

B细胞活化辅助受体在对自身抗原的阴性选择中也起作用。

Expression of co-receptor on different T lymphocytes subpopulations after effective HAART

高效抗逆转录病毒治疗对T细胞亚群上第二受体影响的研究

B cell activated co-receptor plays important roles in linkage of innate and acquired humoral immune responses .

B细胞活化辅助受体通过补体系统将获得性免疫与固有性免疫联系起来。

As an important co-receptor and signal molecule expressed on surface of T cells and thymocytes , CD4 is involved in the activation of peripheral T help cells and differentiation of thymocytes .

CD4分子为动物辅助性T细胞（TH）和部分胸腺细胞的共受体与信号传导分子，参与TCR介导的TH细胞活化和胸腺细胞分化过程。

As a co-receptor , CD4 mediates specific antigen presentation and initiates a series of immunological reactions by forming trimolecular complexes CD4-MHC ⅱ - TCR through its ecto-part .

作为一种共受体分子，CD4通过其胞外段与MHCⅡ、TCR相互作用，形成CD4-MHCⅡ-TCR复合物，介导特异性抗原呈递；

As co-receptor and signal molecular expressed on surface of T cells and thymocytes in mammalian species , CD3 , CD4 and CD8 molecules are involved in the activation of peripheral T cells and in the differentiation of thymocytes .

CD3、CD4和CD8分子是表达于哺乳动物T细胞和部分胸腺细胞表面的共受体与信号转导分子，它们共同参与TCR介导的T细胞活化和胸腺细胞分化过程。