title: Immunosuppressive activity of the pyrrolizidine alkaloid metabolite dehydroheliotridine.
mesh_terms: D000470:Alkaloids / Q000494:pharmacology*; D000818:Animals; D000917:Antibody Formation / Q000187:drug effects*; D000941:Antigens; D002850:Chromatography, Gel; D004912:Erythrocytes / Q000276:immunology; D006385:Hemagglutination Inhibition Tests; D006460:Hemolysin Proteins; D006462:Hemolytic Plaque Technique; D006571:Heterocyclic Compounds / Q000494:pharmacology*; D007166:Immunosuppressive Agents / Q000494:pharmacology*; D007252:Influenza Vaccines; D051379:Mice; D011763:Pyrrolizidine Alkaloids / Q000494:pharmacology; D012756:Sheep; D013154:Spleen / Q000276:immunology; D013997:Time Factors
chemical_list: D000470:Alkaloids; D000941:Antigens; D006460:Hemolysin Proteins; D006571:Heterocyclic Compounds; D007166:Immunosuppressive Agents; D007252:Influenza Vaccines; D011763:Pyrrolizidine Alkaloids