The pyrrolizidine alkaloids.
D000818:Animals; D002273:Carcinogens; D055598:Chemical Phenomena; D002621:Chemistry; D006801:Humans; D008099:Liver / Q000187:drug effects; D011763:Pyrrolizidine Alkaloids; D013329:Structure-Activity Relationship
D002273:Carcinogens; D011763:Pyrrolizidine Alkaloids