alkaloid

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alkaloid summary

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Lusitania sinking, illustration from The War of the Nations (New York), December 31, 1919. World War I, WWI. This image is one of three on the page. (See source file for the other two.)

7 of the World’s Deadliest Shipwrecks

The Colosseum, Rome, Italy. Giant amphitheatre built in Rome under the Flavian emperors. (ancient architecture; architectural ruins)

New Seven Wonders of the World

Andrew Jackson delivering a speech while on his way to Washington, D.C., for his inauguration in 1829. From Harper's Weekly, 1881.

5 Remarkably Close U.S. Presidential Elections

New York NY/ USA- November 23, 2018 Hordes of shoppers throng the Macy's Herald Square flagship store in New York looking for bargains on the day after Thanksgiving, Black Friday.

Why Is It Called Black Friday?

Close-up of tobacco plants in Ontario, Canada. Tobacco, Nicotiana, cured leaves used after processing in various ways for smoking, snuffing, chewing, and extracting of nicotine.

7 of the World’s Deadliest Plants

Black widow spider

9 of the World’s Deadliest Spiders

Portrait of a mountain gorilla at a short distance. gorilla close up portrait.The mountain gorilla (Gorilla beringei beringei)

Falling Stars: 10 of the Most Famous Endangered Species

alkaloid: Related Content

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Topics

hyoscyamine sanguinarine piperine quinidine indole alkaloid vincristine yohimbine solanine ergonovine steroid alkaloid protein hormone lipid carboxylic acid hydrocarbon heterocyclic compound organosulfur compound nucleic acid carbohydrate steroid

Dig Deeper: More Articles That Discuss This Topic

opium: Opium alkaloids

Key People

Richard Willstätter

German chemist

Sir Robert Robinson.

Sir Robert Robinson

British chemist

Pierre-Joseph Pelletier

French chemist

Adams, Roger

Roger Adams

American chemist