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| | Medicinal Plants History Summary (Site not responding. Last check: 2007-08-23) |
 | | An estimated two-fifths of all modern pharmaceutical products in the United States contain one or more naturally derived ingredients, the majority of which are secondary metabolites, such as alkaloids, glycosides, terpenes, steroids, and other classes grouped according to their physiological activity in humans or chemical structure. |
 | | To illustrate the breadth of human reliance on medicinal plants, the accompanying table provides a list of the most significant plants, their uses in modern medicine, and the major secondary metabolites responsible for their activities. |
 | | Alkaloids; Cannabis; Coca; Dioscorea; Economic Importance of Plants; Ethnobotany; Herbals and Herbalists; Opium Poppy; Pharmaceutical Scientist; Plant Prospecting; Psychoactive Plants; Systematics, Plant. |
| www.bookrags.com /history/biology/medicinal-plants-plsc-03 (1407 words) |
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