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    • 30. 发明申请
    • METHOD FOR EXTRACTION OF FRACTIONS CONTAINING PHARMACOLOGICALLY ACTIVE INGREDIENTS WITH LESS CYTOTOXICITY FROM ONE OR MORE PLANTS
    • 一种或多种植物提取含有较少细胞毒性的药物活性成分的物质的方法
    • US20120070519A1
    • 2012-03-22
    • US13322147
    • 2010-05-21
    • Deepa ChitreDebendranath Dey
    • Deepa ChitreDebendranath Dey
    • A61K36/00A61P17/06A61P35/00A61P25/00A61P25/28A61P9/10A61K31/365A61P19/02
    • A61K36/53A61K36/19A61K36/81
    • A method of obtaining one or more fractions from one or more plants is disclosed. The method includes subjecting one or more parts of the one or more plants to hydro-alcoholic extraction in presence of a water-insoluble solvent to obtain one or more extracts. The method further includes subjecting the one or more extracts to one or more of de-pigmentation, de-fatting and detoxification process to obtain the one or more fractions. The one or more fractions thus obtained contain a desired pharmacologically active ingredient in concentration greater than concentrations of other pharmacologically active ingredients present in the at least one fraction. Further, the one or more fractions are less toxic as compared with corresponding one or more fractions obtained by conventional methods. In addition, the one or more fractions are therapeutically more effective in various diseases as compared to one or more fractions obtained by conventional methods.
    • 公开了从一种或多种植物获得一种或多种级分的方法。 该方法包括使一种或多种植物的一个或多个部分在水不溶性溶剂存在下进行水 - 醇提取以获得一种或多种提取物。 所述方法进一步包括使一种或多种提取物经历一种或多种脱色素,去脂肪和解毒过程以获得一种或多种级分。 由此获得的一种或多种级分含有浓度大于存在于至少一个级分中的其它药理活性成分的浓度的所需药理活性成分。 此外,与通过常规方法获得的相应的一种或多种级分相比,一种或多种级分的毒性较小。 此外,与通过常规方法获得的一种或多种级分相比,一种或多种级分在各种疾病中治疗上更有效。