| 金钱草醇提残渣中多糖的提取工艺研究 |
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| 引用本文： | 张敏,赵婷,茆广华,邹烨,邹艳敏,宋晶,仰榴青.金钱草醇提残渣中多糖的提取工艺研究[J].安徽农业科学,2012(30):14728-14729,14768. |
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| 作者姓名： | 张敏 赵婷 茆广华 邹烨 邹艳敏 宋晶 仰榴青 |
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| 作者单位： | 江苏大学化学化工学院;江苏大学食品与生物工程学院;江苏大学药学院 |
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| 摘 要： | 目的]研究中药金钱草醇提残渣中多糖的提取工艺。方法]以多糖提取率为考察指标,采用单因素试验研究浸提温度、料液比、浸提时间、醇沉倍数和提取次数对多糖提取率的影响。结果]水提法最佳工艺为:浸提温度100℃,料液比1∶12(W/V,g/ml,下同),浸提3 h,醇沉倍数4倍,提取3次;在此条件下,多糖提取率为80.8%。结论]该工艺多糖提取率较高,可用于金钱草醇提残渣中粗多糖的提取,为综合开发和利用金钱草提供理论依据。
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| 关 键 词： | 金钱草(Lysimachia christinae Hance) 醇提残渣 多糖 提取工艺 |
Study on the Extraction Technology of Crude Polysaccharides from Ethanol-insoluble Residue of Lysimachia Christane Hance |
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| Institution: | ZHANG Min et al(College of Chemistry and Chemical Engineering,Jiangsu University,Zhenjiang,Jiangsu 212013) |
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| Abstract: | Objective] To optimize the extraction technology of polysaccharides from ethanol-insoluble residue of Lysimachia christinae Hance.Method] The single factor test was conducted with the factors of temperature,liquid-solid ratio,extraction time,alcohol multiple and extraction times on the extraction rate of the polysaccharides.Result] The optimum extraction process was as follows: 100 ℃ extraction temperature,12∶1 liquid-solid ratio,3 h extraction time,4 alcohol multiple and 3 extraction times.Under the conditions,the extraction rate of soluble polysaccharides in L.christinae was 80.8%.Conclusion] The stable process laid foundation for the development and application of polysaccharides from ethanol-insoluble residue of L.christinae. |
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| Keywords: | Lysimachia christinae Hance Ethanol-insoluble residue Polysaccharides Extraction technology |
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