查询词典 constituents

Objective: To study the chemical constituents in Agrimonia pilosa.

中文摘要：目的：对仙鹤草Agrimonia pilosa全草的70%乙醇提取物中的化学成分进行研究。

By tracing the antifungal and antibacterial activities of the volatile oils, it is found that the major active site in fiuit oil of Litsea mollis is aldehydic fraction such as citral, the major active site in oil of Thymus quinquecostatus is phenolic fraction such as thymol and the major active site in ginger oil is high boiling-point terpenic constituents such as β-caryophyllene, eudesm-4 (14)-en-11-ol, et al.

通过抗菌活生追踪发现，毛叶木姜子果油的主要活性部位是醛类成分，如柠檬醛；地椒油的主要活性部位为酚类成分，如百里香酚；姜油的主要活性部位为&高沸点萜类组分&，如β-丁香烯、4（14）-桉叶油烯醇-11等。

Objective: To study the effect of differe n t extracts of Alisma orientalis on urinary calcium oxalate stone formation i n rats and to identify the ef fective constituents.

中文摘要：目的：研究泽泻提取物不同组分对尿草酸钙结石形成的影响，并确定其抑制尿草酸钙结石形成的有效部位。

ConclusionThe active constituents of Alisma Orientalis can down-regulate the bikunin mRNA expression, decrease the calcium oxalate formation in rat kidneys, and inhibit the renal stone formation in rat urolithiasis model.

结论泽泻活性成分能下调bikunin在结石大鼠肾组织的表达，减少肾组织草酸钙晶体的形成，从而抑制大鼠肾结石形成。

The extraction of organic constituents in four kinds of refinery waste water with CH2Cl2 was conducted in alkalic and acidic conditions, respectively.

对四种炼油污水分别在碱性和酸性条件下用二氯甲烷萃取；采用色谱质谱联机全面分析了萃取物中有机物组

We started with the investigation of the alkaloidal constituents in Chimonanthus praecox Link., which was used as folk medicine for the treatment of rheumatic arthritis in China.

我们以生物碱在腊梅这种治疗风湿性关节炎的中国民间用药中的构成来作为研究的开始。

Aim To investigate the glycosidic constituents in the rhizomes of Alpinia officinarum Hance.

目的对高良姜根中的糖苷类成分进行分离和结构鉴定。

A quantitative analysis of the chemical constituents of Alpinia officinarum hasbeen undertaken in order to control the quality of the Chinese medicine. Fivecompounds isolated from Alpinia officinarum were separated and quantitatedutilizing a RP-HPLC-UV method.

为了建立高良姜药材的质量控制方法，我们进行了高良姜化学成分分析方法的初步研究，对其提取方法进行了优化，并运用HPLC-UV法对13个不同批次高良姜中5个成份进行了含量测定。

AIM: To study the chemical constituents of Alternanthera philoxeroides.

目的：对空心莲子草Alternanthera philoxeroides

This paper summarizes the chemical constituents,pharmacological action and clinical applications of Alternanthera plant ,and the antiviral actions of Alternanthera philoxeroides in clinic are mainly generalized.

从化学成分、药理作用及临床应用三个方面综述了莲子草属植物的研究进展，着重总结了空心莲子草在临床上的抗病毒作用，为莲子草属植物和空心莲子草的进一步开发应用提供了参考。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。