Why are the lupanine derivatives bitter ?

为什么白金雀儿派生物是苦？

OBJECTIVE To determine the content of fangchinoline and tetrandrine in Fangji Huangqi Granule.

目测定防己黄芪颗粒剂中防己诺林、粉防己含量。

Consequence: the extraction rate of arecoline raises obviously .

结果槟榔率明显高。

To observe the influence of sodium hyaluronic acid to pilocarpin hydrochloride eyedrops.

观察玻璃酸钠对硝酸毛果芸香滴眼液影响。

Objective: To examine the technology for harmine and harmaline from the seeds of pegamun harmala.

探讨骆驼蓬种子中去氢骆驼蓬和骆驼蓬工艺。

A sensitive method of high performance liquid chromatography (HPLC) for determination of liensinine in plasma is reported.

采用高效液相色谱法（甲基莲心为内标）测定了血浆中莲心浓度。

This method was at low cost, harmless and suitable for extracting,separating and preparing mesaconitine,aconitine and hypaconitine.

方法中所用试剂成本低、毒性小,适用于乌头、中乌头、次乌头分离以及对照品制备。

Pidan is prepared from raw duck egg by alkaline treatment.

摘要皮蛋是生鸭蛋经由处理而制成。

The result indicated that the effect of harringtonine on hemogram in rats had circandian rhythm.

对红细胞、血小板、血红蛋白依毒性不明显，示三尖杉酯对大鼠血象影响有辰依赖性。

The expression of NOP gene which was localized at downstream of AP-D gene was confirmed with nopaline detection.

而且，位于目基因下游胭脂合成酶基因有表达。

Objective:To determine peimine,peiminine and zhebeinine in Fritillaria thunbergii simultaneously by RP-HPLC-ELSD.

利用RP-HPLC-ELSD测定不同产地浙贝母类药材中浙贝母、去氢浙贝母、浙贝宁含量。

The result showed that both product of tissue culture and cultispecies contain imperialine which is an essential elements of the alkaloids.

结果表明，不论是组织培养物还是栽培贝母中都含有贝母主要成分――西贝素。

Diester deoxyaconitine is very toxic.When deoxyaconitine was transformed into mono-ester aconitum alkaloids and lipo-alkaloids by human intestinal bacteria, the toxicity decreased.

双酯型去氧乌头毒性较高，当它被肠内细菌转化为单酯型和脂类生物会使其毒性降低。

Addition of partial nephelite during bauxite sintering could not only make up consumption of soda, but also attain purpose for treating nephelite.

在铝土矿烧结过程中添加部分霞石矿,以补充消耗,同达到处理霞石目。

The content of arecoline in peel was more than that in seed, and the red color of areca nut was from the seed.

槟榔壳中槟榔含量多于槟榔芯，槟榔红色源自槟榔芯。

The oxidative dimerization of aryl methanes in organic solvents by using alkaline catalysts is an important way to prepare diphenyl ethanes and diphenyl ethylenes.

芳基甲烷在有机溶剂介质中、催化下氧化缩合反应,是合成二苯乙烯(烷)类化合物重要途径.

Mr.Morales, a former grower of coca, the raw ingredient of cocaine, is both an antagonist and an active partner in American antidrug policy for the region.

种过古柯原料古柯莫拉雷斯，既跟美国在该区反毒政策唱反调，也是积极参与夥伴。

By CEDI unit, acid and caustic regeneration is not necessary. the CEDI unit is able to produce stable-quality DI water and has no pollution to environment.

由塞股，酸和再生，是没有必要。塞股是能够产生稳定高质量去离子水，又没有污染环境。

The features of coal-water slurry and heat coal gas,and its process,invest and budget,profit and technology feasibility by the two kinds of fuel instead of masout were introduced.

介绍了水煤浆、热煤气2种新型燃料特性,以及它们替代重油进行固(片)生产工艺方法、投资估算、经济效益、技术可行性等,比较了二者优缺点。

It has been proved that it is economical and feasible to eliminate educt alkali from coarse sodium tungstate with electrodialysis method of negative ion (1) selective membrane.

一价阴离子选择膜电渗析法从粗钨酸钠溶液中脱除游离是经济可行。