【摘 要】
：
本品为芸香科植物白鲜Dictamnus dasycarpus Turcz.的干燥根皮.白鲜皮含白鲜碱(dictamnine),γ-崖椒碱(γ-fagarine),白鲜醇(dictamnol),梣酮(fraxinellone),黄柏酮(obacunon
论文部分内容阅读
本品为芸香科植物白鲜Dictamnus dasycarpus Turcz.的干燥根皮.白鲜皮含白鲜碱(dictamnine),γ-崖椒碱(γ-fagarine),白鲜醇(dictamnol),梣酮(fraxinellone),黄柏酮(obacunone),以及皂甙等成分,具有抗菌、抗炎、抗癌及解热的药理作用,同时对心血管系统及血液、子宫及直肠平滑肌都有一定的影响.临床上常用于治疗荨麻疹、扁平疣、足癣、湿疹等慢性顽固性皮肤病.为探讨白鲜皮提取工艺的科学性,以活性成分梣酮含量为指标,采取乙醇回流提取,正交试验优选其提取工艺的最佳条件,为白鲜皮的开发利用提供理论依据.
其他文献
利用北京正负电子对撞机(BEPC)上的北京谱仪(BES)收集的7.8×106个J/Ψ事例,研究了J/Ψ→Σ0衰变.其衰变分支比为BR(J/Ψ→Σ0)=(0.97±0.04±0.24)×10-3,角分布具有dN/dcos
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7
Some organic phosphines labeled with 117mSn(Ⅳ) have been provedpromising for imaging and pain palliation of bone tumor. In this paper, a prelimi-nary investiga
The second order statistics for cyclostationary signals were introduced, and their performance were discussed. It especially researched the time lag character
The satisfiability(SAT) problem is abasic problem in computing theory. Presently, an active area of researchon SAT problem is to design efficient optimization a
There exist the complicated waveguide modes as well as the surface waves in the electromagnetic field induced by a horizontal electric dipole in layered Iossles
Objective: To study the mechanism of cancer, the DNA for BAC was cloned from an ascites hepatoma cell line Hca-F25/CL-16A3 using PCR. Methods: The nucleotide se
On Dawning-1000, the two-dimension mesh interconnection network enables low-latency, high-bandwidth communication, however, these capabilities have not been rea
This paper presents a factoringalgorithm for computing source-to-K terminal (SKT) reliability, the probability that a source s can send message to a specified s