[Allen JR, Hsu IC, Carstens LA. (1975). Dehydroretronecine-induced rhabdomyosarcomas in rats. Cancer Res 35: 997-1002.]Search in Google Scholar
[Bildfell R. (2013). Overview of Pyrrolizidine Alkaloidosis, Merck Veterinary Mannual. http://www.merckmanuals.com]Search in Google Scholar
[Bull LB, Culvenor CC, Dick AJ. (1968). The Pyrrolizidine Alkaloids. Their Chemistry, Pathogenicity and Other Biological Properties. Amsterdam: North- Holland.]Search in Google Scholar
[Chan PC, Haseman JK, Prejean J D, Nyska A. (2003). Toxicity and carcinogenicity of riddelliine in rats and mice. Toxicol Lett 144: 295- 311.]Search in Google Scholar
[Chauvin P, Dillon JC, Moren A. (1994). An outbreak of Heliotrope food poisoning, Tadjikistan, November 1992-March 1993. Sante 4: 263-268.]Search in Google Scholar
[Creeper JH, Mitchell AA, Jubb TF, Colegate SM. (1999). Pyrrolizidine alkaloid poisoning of horses grazing a native heliotrope (Heliotropium ovalifolium). Aust Vet J 77: 401-402.]Search in Google Scholar
[de Lanux-Van Gorder V. (2000). Tansy ragwort poisoning in a horse in southern Ontario. Can Vet J 41: 409-410.]Search in Google Scholar
[Dickinson JO, Cooke MP, King RR, Mohamed PA. (1976). Milk transfer of pyrrolizidine alkoloids in cattle. J Am Vet Med Assoc 169: 1192-1196.]Search in Google Scholar
[Dickinson JO, King RR. (1978). The transfer of pyrrolizidine alkaloids from Senecio jacobaea into the milk of lactating cows and goats. In: Keeler, R. F., VanKampen, K. R., James, L. F., eds. Eff ects of Poisonous Plants on Livestock. New York: Academic Press.]Search in Google Scholar
[Fu PP, Yang YC, Xia Q, Chou MW, Cui YY, Lin G. (2002). Pyrrolizidine alkaloids- tumorigenic components in Chinese herbal medicines and dietary supplements. J Food Drug Anal 10: 198-210.]Search in Google Scholar
[Fu PP, Xia Q, Lin G and Chou MW. (2004). Pyrrolizidine Alkaloids-Genotoxicity, Metabolism,Enzymes, Metabolic Activation and Mechanisms. Drug Metab Rev 36(1): 1-55.]Search in Google Scholar
[Hinton DE, Bauman PC, Gardner GR, Hawkins WE, Hendricks JD, Murchelano RA, Okihiro MS. (1992). Histologic biomarkers. In: Huggett, R.J., Kimerle, R.A., Mehrle, P.M.Jr., Bergman, H.L. (eds) Biomarkers of anthropogenic stress Lewis Publ., Boca Raton, pp: 155-209.]Search in Google Scholar
[Huan JY, Miranda CL, Buhler DR, Cheeke PR. (1998). The roles of CYP3A and CYP2B isoforms in hepatic bioactivation and detoxifi cation of the pyrrolizidine alkaloid senecionine in sheep and hamsters. Toxicol Appl Pharm 151: 229-235.]Search in Google Scholar
[Mattocks AR, Carbal JRO. (1984). Carcinogenicity of some pyrrolic pyrrolizidine alkaloid metabolites and analogues. Cancer Letter 17: 61-66.]Search in Google Scholar
[Roeder E. (1995). Medicinal plants in Europe containing pyrrolizidine alkaloids. Arch Pharm 50: 83-98.]Search in Google Scholar
[Roeder E. (2000). Medicinal plants in China containing pyrrolizidine alkaloids. Arch Pharm 55: 711-726.]Search in Google Scholar
[Stalker MG, Hayes MA. (2007). Pyrrolizidine alkaloids; Chronic hepatotoxicity: plant- derived and environmental toxins; In: Pathology of Domestic Animals, ed. Maxie, M. G., 5th ed. (Courtesy of University of Melbourne), pp: 373-376.]Search in Google Scholar
[Stegelmeier BL, Gardner DR, James LF, Molyneux RJ. (1996). Pyrrole detection and the pathologic progression of Cynoglossum offi cinale poisoning in horses. J Vet Diagn Invest 8: 81-90.]Search in Google Scholar
[Stegelmeier BL, Edgar JA, Colegate SM, Gardner DR, Schoch TK, Coulombe RA, Molyneux RJ. (1999). Pyrrolizidine alkaloid plants, metabolism and toxicity. J Nat Toxins 8: 95-116.]Search in Google Scholar