Source:http://linkedlifedata.com/resource/umls/id/C0002062
MSH: Organic nitrogenous bases. Many alkaloids of medical importance occur in the animal and vegetable kingdoms, and some have been synthesized. (Grant & Hackh's Chemical Dictionary, 5th ed),CSP: organic nitrogenous bases; many alkaloids of medical importance occur in the animal and vegetable kingdoms.,NCI: A member of a large group of substances found in plants and in some fungi. Alkaloids contain nitrogen and can be made in the laboratory. Nicotine, caffeine, codeine, and vincristine are alkaloids. Some alkaloids, such as vincristine, are used to treat cancer.,NCI: A family or group of nitrogen-containing base compounds primarily derived from plant and animal sources. Many alkaloids are used medicinally, including cancer therapy.