This invention relates to a chemical entity isolated from natural sources for its therapeutic uses. More particularly, it relates to compound that is naturally occurring in the plant of Garcinia yunnanensis Hu and its biological activity of antitumor effects.
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The present invention relates to chemical entities originated from natural sources or obtained from a chemically synthesized compound and further synthesized for therapeutic uses. More particularly, the present invention relates to norcantharidin analogues synthesized by a transition metal-catalyzed.....
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This invention relates to a new aqueous diphase solvent system for preparing high-purity polysaccharides.
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