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- Stephania sutchuenensisn. 四川千金藤
- Stephania elegans Hook.f.et Thoms. 雅致千金藤
- Stephania hernandifolia (Willd.)Walp. 桐叶千金藤
- A preliminary study on the genus Stephania in China. 中国千金藤属的初步研究.
- Objective To study reproductive materials of Stephania tetrandra. 目的研究粉防己繁殖所用的材料。
- The 1 000 seed weight of Thuja sutchuenensis was lighter, only 1.1264g. 崖柏种子的千粒质量为1.;12649;
- Four new species and one new variety of the genus Stephania (Menispermaceae). 千金藤属四新种和一新变种.
- For the cones of Thuja sutchuenensis, the proportion of the cones without seed was 7.1%. 在崖柏球果中,无种子的球果占7.;1%25;
- Studies on Insecticidal Activities and Active Ingredients of Stephania kwangsiensis Lo. 广西地不容的杀虫活性及有效成分研究。
- By adjusting and designing technical route about extraction and isolation of alkaloids from Stephania tetrandra S. 对粉防己生物碱的提取分离工艺路线进行调整设计,改革天然药物化学实验,使有机整体化和降低成本、毒性等;
- Objective:The optimum extraction conditions of polysaccharide from Stephania tetrandra S. 目的:利用正交试验,研究粉防己多糖的最佳提取条件。
- Objective To find out the usage and distribution of wild Stephania tetrandra in the south of Anhui Province. 目的调查皖南山区野生防己资源分布和使用情况。
- Objective:To establish a method for the identification of Stephania tetrandra S. 目的:建立粉防己及其混伪品木防己、小果微花藤的紫外光谱鉴别方法。
- Results There was wild Stephania tetrandra in the south of Anhui Province,but its natural resources were seriously destroy. 结果皖南山区均有野生防己分布,但多数地区防己资源破坏严重。
- Objective To develop growing of distinguishable medicinal herbs of Stephania tetrandra in Xuancheng region and provide technical guide. 目的为发展宣城地区特色药材粉防己提供技术指导。
- The result of flora index showed that the types of Widespread, N.Temp, and E.Asia &N.Amer. disjuncted distributions extremely influenced the characteristic of Thuja sutchuenensis community. 区系指数分析表明:世界广布、北温带广布、东亚和北美间断分布对崖柏群落种子植物区系性质影响极大。
- The root powder of Stephania tetrandras was diffused with 0.6% H2SO4 solution and the diffusion passed through D72 resin column. 粉防己根粉用0.;6%25稀硫酸渗滤;提取液通过D72树脂柱;然后用氨水乙醇溶液洗脱;丙酮、甲苯结晶纯化得到粉防己碱纯品。
- Tetradrine is a medicine that is used for cardiovascular diseases and can only be made from the Chinese folk medicine, Stephania tetrandra S. 粉防己碱是一种治疗心血管疾病的药物,只能从中药粉防己中提取。
- The acute toxicity of Stephania cepharantha was studied, LD50 of aqueous extract of its wet and dry root tuber oral were 41.4 g/kg and 22.9 g/kg respectively. 头花千金藤急性毒性试验结果表明:其块根鲜品与干品水煎液的LD_(50)分别为41.;4g/kg和22
- The optimal extraction conditions of Stephania delavayi Diels were as follows: refluxing and extracting with 9-fold 95% alcohol(pH=4.5) for two hours twice. 综合考虑各种因素;金不换总生物碱的最佳提取工艺为9倍量p=4.;5 95%25乙醇提取2次;每次2小时