title: Immunologic suppression after oral administration of antigen. II. Antigen-specific helper and suppressor factors produced by spleen cells of rats fed sheep erythrocytes.
mesh_terms: D000284:Administration, Oral; D000818:Animals; D000941:Antigens / Q000008:administration & dosage*; D000939:Epitopes; D004912:Erythrocytes / Q000276:immunology; D005260:Female; D006462:Hemolytic Plaque Technique; D006736:Horses; D007165:Immunosuppression Therapy; D008285:Major Histocompatibility Complex; D008297:Male; D051381:Rats; D011920:Rats, Inbred WF; D012756:Sheep; D013154:Spleen / Q000276:immunology*; D013601:T-Lymphocytes / Q000276:immunology
chemical_list: D000941:Antigens; D000939:Epitopes