sentences:  The toxicology of MLA has been studied largely in the context of livestock poisoning by wild larkspurs.The seminal work by John Jacyno and Mike Benn at the University of Calgary in Canada showed that MLA was most likely to be the agent responsible for the toxicity of a local larkspur, "D. brownii", and provided some preliminary acute toxicity data in several animal species.These LD50s are as follows