title: Cmu4 domain of IgM has cytophilic activity for human lymphocytes.
mesh_terms: D001665:Binding Sites; D004306:Dose-Response Relationship, Immunologic; D006801:Humans; D007104:Immune Adherence Reaction; D007141:Immunoglobulin Fc Fragments; D007143:Immunoglobulin Heavy Chains / Q000032:analysis; D007148:Immunoglobulin mu-Chains / Q000032:analysis; D013329:Structure-Activity Relationship; D013601:T-Lymphocytes / Q000276:immunology*
chemical_list: D007141:Immunoglobulin Fc Fragments; D007143:Immunoglobulin Heavy Chains; D007148:Immunoglobulin mu-Chains