| http://www.w3.org/ns/prov#value | - It includes approximately 100,000 screen-ready extracts and represents approximately 60% of all known plant genera in the world....Natural products" refer to compounds derived from living organisms, such as plants and microorganisms....In 2009, 45% of all U.S. FDA-approved drugs were derived from natural products.... http://www.prnewswire.com/news-releases/institute-for-hepatitis-and-virus-resea
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