Influence of grass pellet production on pyrrolizidine alkaloids occurring in Senecio aquaticus-infested grassland

References

• Bassler G, Karrer G, Kriechbaum M. 2016. The impact of different cutting regimes on population density of Jacobaea aquatica (Hill) G. Gaertn., B. Mey. & Scherb. and grassland vegetation. Agric Ecosyst Environ. 226:18–24.
   Web of Science ®Google Scholar
• Bodi D, Ronczka S, Gottschalk C, Behr N, Skibba A, Wagner M, Lahrssen-Wiederholt M, Preiss-Weigert A, These A. 2014. Determination of pyrrolizidine alkaloids in tea, herbal drugs and honey. Food Add Contam A. 31:1886–1895.
   PubMed Web of Science ®Google Scholar
• Bolechová M, Čáslavský J, Pospíchalová M, Kosubová P. 2015. UPLC-MS/MS method for determination of selected pyrrolizidine alkaloids in feed. Food Chem. 170:265–270.
   PubMed Web of Science ®Google Scholar
• Boppré M, Colegate SM, Edgar JA, Fischer OW. 2008. Hepatotoxic pyrrolizidine alkaloids in pollen and drying-related implications for commercial processing of bee pollen. J Agric Food Chem. 56:5662–5672.
   PubMed Web of Science ®Google Scholar
• Candrian U, Lüthy J, Schmid P, Schlatter CGallasz E. 1984. Stability of pyrrolizidine alkaloids in hay and silage. Journal Agr Food chem. 32:935–937.
   Web of Science ®Google Scholar
• CCCF, Codex Committee on Contaminants in Foods. 2013. Discussion paper on management practices to reduce exposure of food-producing animals (livestock and bees) to pyrrolizidine alkaloids and to reduce presence of pyrrolizidine alkaloids in commodities (raw and processed). ftp://ftp.fao.org/codex/meetings/cccf/cccf7/cf07_15e.pdf (last accessed 2017 Aug 28).
   Google Scholar
• Dickinson J, Cooke M, King R, Mohamed P. 1976. Milk transfer of pyrrolizidine alkoloids in cattle. J Am Vet Med Assoc. 169:1192–1196.
   PubMed Web of Science ®Google Scholar
• Edgar JA, Colegate SM, Boppré M, Molyneux RJ. 2011. Pyrrolizidine alkaloids in food: a spectrum of potential health consequences. Food Add Contam A. 28:308–324.
   Web of Science ®Google Scholar
• EFSA. 2011. Scientific opinion on pyrrolizidine alkaloids in food and feed. Efsa J. 9:2406.
   Google Scholar
• EFSA. 2017. Risks for human health related to the presence of pyrrolizidine alkaloids in honey, tea, herbal infusions and food supplements. Efsa J. 15:e04908-n/a.
   Web of Science ®Google Scholar
• Fu PP, Xia Q, Lin G. 2004. Pyrrolizidine alkaloids – genotoxicity, metabolism enzymes, metabolic activation, and mechanism. Drug Metabol Revs. 36:1–55.
   PubMed Web of Science ®Google Scholar
• Gehring K, Thyssen S Management practices for the control of marsh ragwort (Senecio aquaticus) in permanent grassland. Proceedings of the 27 Deutsche Arbeitsbesprechung über Fragen der Unkrautbiologie und –bekämpfung, Februar 2016; 2016 23–25.
   Google Scholar
• Gottschalk C, Ronczka S, Preiß-Weigert A, Ostertag J, Klaffke H, Schafft H, Lahrssen-Wiederholt M. 2015. Pyrrolizidine alkaloids in natural and experimental grass silages and implications for feed safety. Animal Feed Sci Technol. 207:253–261.
   Web of Science ®Google Scholar
• Hartmann T, Witte L. 1995. Chemistry, biology and chemoecology of the pyrrolizidine alkaloids. In: Pelletier WS, editor. Alkaloids: chemical and biological perspectives. Oxford (UK): Elsevier; p. 155–233.
   Google Scholar
• Hill BD, Gaul KL, Noble JW. 1997. Poisoning of feedlot cattle by seeds of Heliotropium europaeum. Aust Vet J. 75:360–391.
   PubMed Web of Science ®Google Scholar
• Hoogenboom LAP, Mulder PPJ, Zeilmaker MJ, Van Den Top HJ, Remmelink GJ, Brandon EFA, Klijnstra M, Meijer GAL, Schothorst R, Van Egmond HP. 2011. Carry-over of pyrrolizidine alkaloids from feed to milk in dairy cows. Food Add Contam A. 28:359–372.
   Web of Science ®Google Scholar
• Kirk H, Vrieling K, Van Der Meijden E, Klinkhamer PGL. 2010. Species by environment interactions affect pyrrolizidine alkaloid expression in Senecio jacobaea, Senecio aquaticus, and their hybrids. J Chem Ecol. 36:378–387.
   PubMed Web of Science ®Google Scholar
• Kowalczyk E, Kwiatek K. 2017. Determination of pyrrolizidine alkaloids in selected feed materials with gas chromatography-mass spectrometry. Food Add Contam A. 1–11.
   Google Scholar
• Mattocks AR. 1986. Chemistry and toxicology of pyrrolizidine alkaloids. London: Academic Press.
   Google Scholar
• Mulder PPJ, Beumer B, Oosterink E, De Jong J. 2009. Dutch survey pyrrolizidine alkaloids in animal forage. Report No. 2009.018. The Netherlands: Rikilt-Institute of Food Safety.
   Google Scholar
• Noble JW, Crossley J, Hill BD, Pierce RJ, McKenzie RA, Debritz M, Morley AA. 1994. Pyrrolizidine alkaloidosis of cattle associated with Senecio lautus. Aust Vet J. 71:196–200.
   PubMed Web of Science ®Google Scholar
• Nobre VMT, Dantas AFM, Riet-Correa F, Barbosa Filho JM, Tabosa IM, Vasconcelos JS. 2005. Acute intoxication by Crotalaria retusa in sheep. Toxicon. 45:347–352.
   PubMed Web of Science ®Google Scholar
• Powis G, Ames MM, Kovach JS. 1979. Metabolic conversion of indicine-N-oxide to indicine in rabbits and humans. Cancer Res. 39:3564–3570.
   PubMed Web of Science ®Google Scholar
• Roeder E, Wiedenfeld H, Kersten R. 1990. The pyrrolizidine alkaloids of Senecio aquaticus HUDS. Sci Pharm. 58:1–8.
   Google Scholar
• Shimshoni JA, Mulder PPJ, Bouznach A, Edery N, Pasval I, Barel A, Abd-El Khaliq M, Perl S. 2015. Heliotropium europaeum poisoning in cattle and analysis of its pyrrolizidine alkaloid profile. J Agric Food Chem. 63:1664–1672.
   PubMed Web of Science ®Google Scholar
• Suter M, Lüscher A. 2011. Measures for the control of Senecio aquaticus in managed grassland. Weed Res. 51:601–611.
   Web of Science ®Google Scholar
• Wang Y-P, Yan J, Fu PP, Chou MW. 2005. Human liver microsomal reduction of pyrrolizidine alkaloid N-oxides to form the corresponding carcinogenic parent alkaloid. Toxicol Lett. 155:411–420.
   PubMed Web of Science ®Google Scholar
• Wiedenfeld H, Edgar JA. 2011. Toxicity of pyrrolizidine alkaloids to humans and ruminants. Phytochem Rev. 10:137–151.
   Web of Science ®Google Scholar