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Ganoderic acid S, ganoderic acid T and ganoderal B are the main bioactive triterpenes of Ganoderma lucidum. In this study, mycelia of G. lucidum were obtained by two‐stage fermentation and then extracted by ethanol and petroleum ether sequentially to obtain crude triterpenes. The crude sample was further purified by recycling high‐speed counter‐current chromatography with n‐hexane–ethyl acetate–methanol–water...
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