Receptors igg

From Biology-Online Dictionary
Jump to: navigation, search

receptors, IgG

specific molecular sites on the surface of various cells, including b-lymphocytes and macrophages, that combine with iggs. 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).