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Chemical constituents, such as xanthones, triterpenoids, flavones and steroids were isolated from these plants.

该属植物中的化学成分主要有口山酮、三萜、黄酮、类固醇等。

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It provided a theoretical basis for the further analysis of the structure and spectrum data ownership of xanthones.

为今后进一步分析鉴定口山酮类化合物结构及进行波谱数据的归属提供理论基础。

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Their own product literature makes only vague and unactionable statements about xanthones having antioxidant properties.

FORBES: The Thought Police

Then another Morton brother, David, 35, unearthed obscure papers from the University of Madras in India and Tohoku University in Sendai, Japan that suggested a connection between the mangosteen rind and xanthones, which have antioxidant properties.

FORBES: Drinking The XanGo