Lymphocytes: cooperating populations.
D000917:Antibody Formation; D000921:Antibody-Producing Cells; D002462:Cell Membrane / Q000276:immunology; D000939:Epitopes; D007136:Immunoglobulins / Q000096:biosynthesis; D008131:London; D008214:Lymphocytes / Q000276:immunology*; D013950:Thymus Gland / Q000166:cytology / Q000276:immunology*
D000939:Epitopes; D007136:Immunoglobulins