title: Nature of the stimulus for rheumatoid factor production.
authors.affiliation: Department of Medicine, University of Pennsylvania School of Medicine, Philadelphia.
authors.forename: A I
authors.initials: AI
authors.lastname: Levinson
mesh_terms: D000936:Antigen-Antibody Complex / Q000502:physiology; D001172:Arthritis, Rheumatoid / Q000276:immunology; D003429:Cross Reactions; D006801:Humans; D015847:Interleukin-4; D007378:Interleukins / Q000494:pharmacology; D011043:Pokeweed Mitogens / Q000494:pharmacology; D012217:Rheumatoid Factor / Q000096:biosynthesis*; D013211:Staphylococcus aureus / Q000276:immunology
chemical_list: D000936:Antigen-Antibody Complex; D007378:Interleukins; D011043:Pokeweed Mitogens; D015847:Interleukin-4; D012217:Rheumatoid Factor