Ultrasonic-assisted extraction, structure and antitumor activity of polysaccharide from Polygonum multiflorum
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- 作者：Weili Zhua ; Xiaoping Xuea ; xuexpyz@tom.com" class="auth_mail" title="E-mail the corresponding author ; Zhanjun Zhangb
- 关键词：Polysaccharides ; Polygonum multiflorum ; Ultrasound-assisted extraction ; Structural characterization
- 刊名：International Journal of Biological Macromolecules
- 出版年：2016
- 出版时间：October 2016
- 年：2016
- 卷：91
- 期：Complete
- 页码：132-142
- 全文大小：3903 K
文摘
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Ultrasonic-assisted extraction condition was optimized by RSM.
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Maximum extraction yield of 5.49% was obtained under the optimal extraction condition.
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A purified polysaccharide with molecular weight of 3.26 × 105 Da was obtained.
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PPS was characterized as (1 → 6)-α-d-glucan by instrumental analysis.
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PPS exhibited antitumor activity in vitro on HepG-2 and BGC-823 cells.