Summary
Examination ofD. brownii, a stock-poison of Western Canada, revealed that the principal toxin was methyllycaconitine: a potent neuromuscular blocking agent which appears to act competitively at nicotinic receptors.
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We thank the University of Calgary, The National Research Council of Canada, and the Alberta Agriculture Department, for financial assistance.
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Aiyar, V.N., Benn, M.H., Hanna, T. et al. The principal toxin ofDelphinium brownii Rydb., and its mode of action. Experientia 35, 1367–1368 (1979). https://doi.org/10.1007/BF01964013
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DOI: https://doi.org/10.1007/BF01964013