in the present experiments , we have induced bone marrow b lymphocytes from human donors with degenerative arthritis of varying ages to secrete two autoantibodies , igm and anti-igg ( rheumatoid factor ) and igm anti-human thyroglobulin ( tg ) , by stimulation with the polyclonal b cell activator epstein barr virus ( ebv ) .
C0004358
autoantibodies
C0035448
rheumatoid factor