title: In vitro synthesis of low molecular weight IgM in rheumatoid arthritis.
mesh_terms: D000328:Adult; D000368:Aged; D001172:Arthritis, Rheumatoid / Q000276:immunology*; D003513:Cycloheximide / Q000494:pharmacology; D005260:Female; D006801:Humans; D007075:Immunoglobulin M / Q000096:biosynthesis* / Q000302:isolation & purification; D008213:Lymphocyte Activation; D008214:Lymphocytes / Q000276:immunology / Q000378:metabolism; D008297:Male; D008875:Middle Aged; D008970:Molecular Weight; D011043:Pokeweed Mitogens / Q000494:pharmacology
chemical_list: D007075:Immunoglobulin M; D011043:Pokeweed Mitogens; D003513:Cycloheximide