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桦褐孔菌系统溶剂法提取物体外抗肿瘤活性部位的筛选

Jilin Journal of Traditional Chinese Medicine(2017)

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Abstract
目的 比较桦褐孔菌不同极性有机试剂提取物的抗肿瘤活性,从中筛选出抗肿瘤的主要活性部位.方法 采用系统溶剂法对桦褐孔菌依次进行梯度提取,分别得到石油醚层、氯仿层、乙酸乙酯层、正丁醇层、70%乙醇层、水层和粗多糖等7个不同极性部位,以MTT法考察桦褐孔菌各极性部位对肝癌细胞、肺癌细胞及乳腺癌细胞的抑制作用.结果 7种桦褐孔菌提取物均能浓度依赖性的抑制癌细胞生长,且氯仿层对癌细胞的抑制率最高.结论 氯仿层是桦褐孔菌的主要抗肿瘤活性部位,具有较高的抗肿瘤活性.
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Key words
inonotus obliquus,systematic solvent method,antitumor activity
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