Tryptanthrin is a kind of indole quinazoline alkaloid.

色胺酮属吲哚喹唑啉类生物碱。

What are the chemical reaction characteristics of tropane alkaloids?

氢溴酸东莨菪碱的鉴别原理是什么？

Lycorine is a kind of alkaloid constituent which is highly-contained in plant medicine Lycoris radiata.

摘要石蒜碱是传统药用植物石蒜含量较高的生物碱成分。

The recoveries of the tropane alkaloids were 97.8%-102%.

样品的加标回收率为97.8%～102%。

Results Three alkaloids were isolated from the plant.They were identified as N-methylcytisine(1),lupanine(2),sophocarpine(3).

结果从百蕊草总生物碱部位分离得到3个化合物,分别鉴定为N-甲基金雀花碱(1)、白金雀儿碱(2)和槐果碱(3)。

Main ingredients of Epimedium are flavonoids, phenolic glycosides, polysaccharides, chromone, alkaloids.But mainly research concentrated in flavonoid.

淫主要成分有酮类、酚苷类、多糖、色酮类、生物碱类等，但主要集在酮类的研究。

Acridone alkaloids, a group of important bioactive compounds, are mainly in the citrus plant of Rutaceae family.

摘要吖啶酮生物碱是一类重要的生物活性物质，芸香类植物是天然吖啶酮的主要来源。

Relationships of some families of dicotyledons and genera of Papaveraceae viewed from the standpoints of their isoquinoline alkaloids.

从异喹啉生物碱试论双子叶植物一些与罂粟一些属的亲缘关系.

It is found that the pod of the seeds of Gleditsia sinensis Lam. contains tannins, alkaloids, organic acid, carbohydrates,and axunge.

结果表明,皂荚含有鞣质、酚性物质、生物碱、有机酸、糖类、油脂等物质。

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都含有贝母碱的主要成分――西贝素。

Objective To study the analgesic effect and the physical dependence of verticinone, which is an isosteroidal alkaloids isolated from Fritillariae Bulbus.

目的研究药贝母具有异甾骨架的单体生物碱浙贝乙素的镇痛作用,并进一步探讨其是否具有身体依赖性特征。

A decoction from the plant, containing the alkaloid bursin, has been used medicinally as an antidysenteric, a diuretic, and a febrifuge.

从植物提取的液体包含生物碱,医药上作为抗痢药.利尿剂和退烧药被使用了。

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

双酯型的去氧乌头碱的毒性较高，当它被肠内细菌转化为单酯型和脂类生物碱时会使其毒性降低。

In mice, rabbits and cats, galanthamine hydrobromide was 2-8 times more toxic than lycoramine hydrobromide. The therapeutic index of the two alkaloids was similar.

力可立敏对小自鼠、家兔和猫的急性毒性作用此加兰他敏小2—8倍,其治疗指数接近加兰他敏.

Fresh soap its components, trace alkaloids, inulin and plant-rich alcohol, as well as chamber and dandelion friedelin diterpene resin acids and other acids have been.

其成份食皂、微量生物碱、菊糖及植物富醇，还有木栓硐及蒲公英萜酸已酸脂等。

The magnoflorine is considered an effective component of decompression, but it has been studied to have blocking ganglion effect.There are many other alkaloids to be studied.

红毛七已确定的降压成分为木兰花碱，但木兰花碱被认为具有神经节阻断作用，许多其它生物碱成分尚未研究或有待深入研究。

Because the mature tissue of velvetleaf contains lots of secondary metabolites such as alkaloid and phenolic, it is difficult to obtain high purity DNA from mature tissue of velvetleaf.

摘要青麻成熟组织酚类、酮类等次生代谢物较多，要从提取出高纯度的DNA比较困难。