CD20 (APY, ATOPY, B Lymfocyten Antigen CD20, B Lymfocyten Cel Surface Antigen B1, B-lymphocyten Antigen CD20, B-lymphocyten Cel oppervlakte Antigen B1, B-lymphocyten Surface Antigen B1, B1, Bp 35, Bp35, CD 20, CD20 Antigen, CD20 Receptor, CD20 HUMAN, Fc Epsilon Receptor I Beta Chain, Fc Fragment of IgE High Affinity I Receptor for Beta Polypeptide, FCER1B, FCERI, High Affinity Immunoglobuline Epsilon Receptor Subunit Beta, IgE Fc Receptor Subunit Beta, IGEL, IGHER, LEU16, LEU16, Leukocytone Surface Antigen Leu 16, Ly44, Membrane Spanning 4 Subfamilie A Member 2, Membrane-spanning 4-domains A Member 1, MS4A1) Onderfamilie A Member 1, MS4