Semi-automated Separation of the Epimeric Dehydropyrrolizidine Alkaloids Lycopsamine and Intermedine: Preparation of theirN-oxides and NMR Comparison with Diastereoisomeric Rinderine and Echinatine

Identification of a lycopsamine-N-oxide chemotype of Amsinckia intermedia

(2013) Steven M. Colegate et al.   BIOCHEMICAL SYSTEMATICS AND ECOLOGY

Dehydropyrrolizidine Alkaloids, Including Monoesters with an Unusual Esterifying Acid, from Cultivated Crotalaria juncea (Sunn Hemp cv.‘Tropic Sun’)

(2012) Steven M. Colegate et al.   JOURNAL OF AGRICULTURAL AND FOOD CHEMISTRY

Isolation of the Pyrrolizidine Alkaloid Intermedine-N-oxide from Cerinthe glabra and ab initio Calculation of its 13C NMR Shifts

(2012) Markus Luber et al.   ZEITSCHRIFT FUR NATURFORSCHUNG SECTION B-A JOURNAL OF CHEMICAL SCIENCES

Pyrrolizidine alkaloid toxicity in livestock: a paradigm for human poisoning?

(2011) R.J. Molyneux et al.   Food Additives and Contaminants Part A-Chemistry Analysis Control Exposure & Risk Assessment

Pyrrolizidine alkaloids in food: a spectrum of potential health consequences

(2011) J.A. Edgar et al.   Food Additives and Contaminants Part A-Chemistry Analysis Control Exposure & Risk Assessment

Detection of High Levels of Pyrrolizidine-N-oxides in the Endangered Plant Cryptantha crassipes (Terlingua Creek Cat's-eye) Using HPLC-ESI-MS

(2011) Maria T. Williams et al.   PHYTOCHEMICAL ANALYSIS