title: T cell suppression in vitro. II. Nature of specific suppressive factor.
mesh_terms: D000818:Animals; D002478:Cells, Cultured; D002645:Chickens / Q000276:immunology; D003488:Cyanogen Bromide; D004912:Erythrocytes / Q000276:immunology; D006433:Hemocyanins; D006801:Humans; D007074:Immunoglobulin G; D007165:Immunosuppression Therapy; D008239:Lysine; D008264:Macrophages / Q000276:immunology; D008968:Molecular Conformation; D009596:Nitrophenols / Q000276:immunology; D010527:Perissodactyla / Q000276:immunology; D011134:Polysaccharides; D013154:Spleen / Q000166:cytology; D013601:T-Lymphocytes / Q000276:immunology*
chemical_list: D007074:Immunoglobulin G; D009596:Nitrophenols; D011134:Polysaccharides; D006433:Hemocyanins; D008239:Lysine; D003488:Cyanogen Bromide