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从五倍子中提取单宁酸,通过正交实验优化筛选出最佳工艺。To study the optimal process of the extraction of tannic acid from Chinese gallnut.

该方法用于测定中药没食子中没食子酸的含量,结果令人满意。The method has been used to determine the content of gallic acid in Chinese medicine gallnut with satisfaction.

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以五倍子为原料浸取单宁酸,由单宁酸氧化制备鞣花酸。The ellagic acid has been prepared by oxidation of the leaching solution of Chinese gallnut containing tannic acid.

提示相同浓度的复方五倍子抑菌作用优于白芨,其中起主要抑菌作用的成分为五倍子。It suggest that at the same concentration, the inhibitory effect of compound gallnut was better than Bletilla striata.

本实验证实了五倍子糊剂在感染根管内的抑菌效果。The antibacterial effect of the aqueous extract of Chinese gallnut on anaerobic strains in the root canals was proved.

实验显示五倍子水提取物能显著抑制胶原酶的活性,其作用呈浓度依赖性。The experiments showed that the gallnut extract had the significant dose-dependent inhibitory effect on the activity of collagenase.

表明五倍子水提取物抗炎作用可能与抑制环氧化酶、脂氧化酶有关。These results indicated that the anti-inflammatory effect of gallnut extract might be due to its inhibition to epoxidase and lipoxidase.

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本文报道9种倍蚜虫冬寄主藓类植物在我国五倍子主产区四川石柱县、陕西商洛地区的分布情况、生态环境,以及3种重要倍蚜虫冬寄主的繁殖方法。The paper reports 9 mosses as winter host of gallnut aphides and their distribution, ecology. The reproduction methods of 3 main mosses was carried out.

采用溶剂萃取法,以五倍子为原料,水为溶媒进行浸提,再用乙酸乙酯为溶剂进行萃取,通过脱色制备高纯度食品鞣酸。High-purity food tannin was prepared from gallnut by solvent extraction, via. leaching in water, extracting by ethyl acetate and removing color with active carbon.

用单味的五倍子、和由五倍子提取的五倍子油脂制备的药剂,以及用五倍子、和五倍子油脂组配成的复方药剂,可制成各种剂型。The medicament prepared with single medicine sumac gallnut or sumac gallnut oil and the compound medicament prepared by using sumac gallnut and sumac gallnut oil can be made into various dosage forms.