• morphine
  • The isolation of strychnine (1), morphine (2), atropine (3), colchicine (4), and quinine (5) in the early 1800s from the commonly used plants and their use for the treatment of certain ailments might constitute the early idea of "pure" compounds as drugs. (schoolbag.info)
  • active
  • The relationship between ergot and ergotism was established only in 1717, and the alkaloid ergotamine, one of the main active ingredients of ergot, was isolated in 1918. (wikipedia.org)
  • seeds
  • These seeds are the chief commercial source of strychnine and were first imported to and marketed in Europe as a poison to kill rodents and small predators. (wikipedia.org)
  • usually
  • citation needed] Strychnine poisoning in animals usually occurs from ingestion of baits designed for use against gophers, moles, and coyotes. (wikipedia.org)
  • Alkaloids are usually classified by their common molecular precursors, based on the metabolic pathway used to construct the molecule. (biology-online.org)
  • found
  • Although their assignment to the alkaloid is not universally accepted, they are both found in plants and animals. (wikipedia.org)
  • either
  • Alexander the Great - Some believe that the Macedonian leader was poisoned by either hellebore or strychnine on June 11 , 323 BCE. (toxipedia.org)
  • known
  • He operated an opium alkaloid factory in Turkey and was a key participant in the long-running Istanbul/Marsellies/NYC heroin pipeline commonly known as the 'French Connection. (lewrockwell.com)
  • Containing more than 4100 known different compounds, it is one of the largest classes of alkaloids. (wikipedia.org)