Positive Control:WEHI-231 cells. Human tonsil (IHC). Cellular Location: Cell membrane. CD21 (complement receptor 2, CR2, C3D receptor, EBV receptor) binds C3 complement fragments, especially its breakdown fragments, which remain covalently attached to co
Positive Control:WEHI-231 cells. Human tonsil (IHC). Cellular Location: Cell membrane. CD21 (complement receptor 2, CR2, C3D receptor, EBV receptor) binds C3 complement fragments, especially its breakdown fragments, which remain covalently attached to co
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