title: Depressed natural killer activity in rheumatoid arthritis and its in vitro augmentation with interferon and N-(2-carboxyphenyl)-4-chloroanthranilic acid disodium salt (CCA), an anti-arthritis agent.
mesh_terms: D000328:Adult; D000368:Aged; D001172:Arthritis, Rheumatoid / Q000276:immunology*; D003602:Cytotoxicity, Immunologic / Q000187:drug effects; D005260:Female; D006801:Humans; D007372:Interferons / Q000494:pharmacology*; D007694:Killer Cells, Natural / Q000276:immunology*; D008214:Lymphocytes / Q000276:immunology; D008297:Male; D008875:Middle Aged; D009369:Neoplasms / Q000276:immunology; D011961:Receptors, Fc / Q000187:drug effects; D062367:ortho-Aminobenzoates / Q000494:pharmacology*
chemical_list: D011961:Receptors, Fc; D062367:ortho-Aminobenzoates; D007372:Interferons; C015735:lobenzarit