Vinca alkaloid
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Vinca alkaloids are a set of anti-mitotic and anti-microtubule alkaloid agents originally derived from the periwinkle plant Catharanthus roseus and other vinca plants. They block beta-tubulin polymeri
Vinorelbine from leurosine and from catharanthine plus vindoline
Alkaloid
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Alkaloids are a broad class of naturally occurring organic compounds that contain at least one nitrogen atom. Some synthetic compounds of similar structure may also be termed alkaloids.
The first individual alkaloid, morphine, was isolated in 1804 from the opium poppy (Papaver somniferum).
Friedrich Sertürner, the German chemist who first isolated morphine from opium.
Strychnine tree. Its seeds are rich in strychnine and brucine.
Crystals of piperine extracted from black pepper.