《英文msh词典》gamma Receptors,Fc
[入口词] gamma Receptors,Fc
[主题词] Receptors,IgG
[英文释义] Specific molecular sites on the surface of various cells,including B-lymphocytes and macrophages,that combine with IMMUNOGLOBULIN Gs. Three subclasses exist: Fc gamma RI (the CD64 antigen,a low affinity receptor),Fc gamma RII (the CD32 antigen,a high affinity receptor),and Fc gamma RIII (the CD16 antigen,a low affinity receptor).