The ARC Bone and Joint Research Unit, The London Hospital Medical College, 25 - 29 Ashfield Street, London E1 2AD, U.K.
Abstract:
While screening supernatants of human-human hybridomas for rheumatoid factor and anti-cellular activity we found that a significant number of supernatants which react with the Falcon-polyvinyl chloride immunoassay plate used in an enzyme-linked immunosorbent rheumatoid factor assay also react with intracellular intermediate filaments.