鼠曲草

理化鉴定：薄层层析表明五种鼠曲草均含有槲皮素。

The physical and chemical identification : thin-layer chromatograpy showed that the five kinds of affine cudweed contains quercetin .

闽产鹅不食草挥发油的化学成分分析鼠曲草挥发油化学成分的GC-MS分析

Component Analysis of Essential Oil From Centipeda minima of Fujian Province by GC-MS Determination of chemical constituents of Gnaphalium affine D.Don

[结论]鼠曲草水提液具有一定的止咳、祛痰作用。

[ Conclusion ] The antitussive and expectorant effect of cudweed was obvious .

鼠曲草止咳祛痰作用的实验研究

Experimental Study on Antitussive and Expectorant Effects of Cudweed

微波消解-火焰原子吸收光谱法对鼠曲草中六种微量元素的测定

Determination of Six Trace Elements in Gnaphalium affine by Flame Atomic Absorption Spectrophotometry after Diluted by Microwave

[结果]1.对五种鼠曲草进行了原植物鉴定和性状鉴定，发现五种鼠曲草存在差异。

On five kinds of herbs from the original plant identification and character identification found significant differences between five kinds of cudweed . 2 .

“鼠曲草：任一种菊科鼠曲草属的有绒毛植物，开有白色或黄色的小型头状花序。”

" Cudweed : any of various woolly plants of the genus Gnaphalium in the composite family , having small whitish or yellowish flower heads . "

[结果]鼠曲草水提物可延长小鼠、豚鼠的咳嗽潜伏期和减少咳嗽次数；增加小鼠气管纤毛对酚红的分泌排出量。

[ Results ] The aqueous extract of cudweed significantly prolonged the tussive delitescence of mice , decreased the tussive times of guinea pigs and increased the secretion of mouse ' trachea induced by phenol red .

显微鉴别：五种鼠曲草的茎横切面、茎表皮、叶上下表皮、叶横切面等显微特征上均存在明显区别。

Microscopic identification : The obvious difference existed microscopic characteristic of five kinds of herbs in the transverse section of the stem , the stem epidermis , leaf surface of upper and lower epidermis , leaf cross section .