title: B-cell factor enhancing the in vitro primary response to SRBC.
mesh_terms: D000276:Adjuvants, Immunologic / Q000302:isolation & purification*; D000818:Animals; D000917:Antibody Formation / Q000187:drug effects; D001402:B-Lymphocytes / Q000032:analysis* / Q000276:immunology; D003911:Dextrans / Q000494:pharmacology; D004912:Erythrocytes / Q000276:immunology; D008297:Male; D051379:Mice; D008811:Mice, Inbred DBA; D012756:Sheep / Q000276:immunology
chemical_list: D000276:Adjuvants, Immunologic; D003911:Dextrans