Recurrent aphthous ulceration. Effect of sera and peripheral blood lymphocytes upon oral epithelial tissue culture cells.
D000818:Animals; D002417:Cattle; D046508:Culture Techniques; D004848:Epithelium / Q000276:immunology; D005333:Fetus; D006801:Humans; D007106:Immune Sera; D008214:Lymphocytes / Q000276:immunology*; D013281:Stomatitis, Aphthous / Q000209:etiology / Q000276:immunology*
D007106:Immune Sera