lactones

Experimental studies on liver cell injury induced by diterpene lactones extracted from Dioscorea bulbifera

黄药子中二萜内酯类成分对大鼠肝细胞损伤作用的实验研究

Esters , alcohols , aldehydes , and lactones were the major constituents .

主要成分为酯类、醇类、醛类、内酯类化合物。

The paper summarized three main methods of enzymatic preparing chiral lactones and their application .

综述了当前主要三类酶法制备手性内酯的途径及其应用。

Lactones are major chemicals used in the preparation of other organic reagents .

内酯是制备其他有机试剂的重要化学品。

Studies on seasonal variation of flavonoids and lactones in bamboo leaves

竹叶黄酮和内酯的季节性变化规律研究

Effects of total lactones of ginkgo on learning and memory disorder induced by ethanol

银杏总内酯对乙醇所致记忆功能障碍的影响

Lactones derived from hydroxy fatty acids have many applications .

羟基脂肪酸形成的内酯是一类十分有用的化合物。

Anti-aging action of the total lactones of ginkgo on aging mice

银杏总内酯对衰老模型小鼠的作用

Reversed-phase high performance liquid chromatographic retention behaviors of ginkgo terpene lactones

银杏萜内酯在反相高效液相色谱中保留行为

Effects and Mechanism of Total Lactones of Ginkgo on Antiaging

银杏总内酯抗衰老作用及其机制的研究

NMR studies on reaction intermediates and products in chemical reactions involving fluorine-containing lactones

含氟双环内酯反应中间体及产物的NMR研究

Ginkgolide B is a major active component of terpene lactones .

银杏苦内酯B（ginkgolideB）是萜内酯类的一种主要活性物质。

Quality and quantity analysis of terpene lactones from Ginkgo biloba leaves by GC-MS

银杏叶中银杏萜内酯的GC-MS定性定量分析

Effect on learning and memory and antioxidation of total lactones ginkgo in presenium

银杏总内酯对老龄小鼠学习记忆功能的影响及抗氧化作用

The Synthesis of Optically Active α,β - Unsaturated - γ - lactones

光学活性α，β-不饱和-γ-内脂的合成

Objective : To study the effects of total lactones of ginkgo on learning and memory disorder induced by ethanol .

目的观察银杏总内酯对乙醇所致记忆障碍的作用。

Progress in the Synthetic Methods of Fluorine-Containing Lactones

含氟内酯化合物的合成方法研究进展

Total lactones of ginkgo could promote spatial learning ability and memory acquisition impaired by ethanol given continuously in mice .

银杏总内酯中剂量组可治疗连续乙醇ig所致的小鼠空间辨别障碍和记忆获得障碍。

The main components of I. japonica are sesquiterpene lactones .

旋覆花的主要成分为倍半萜内酯类化合物。

Synthesis of novel chiral condensed ring lactones

新型手性杂环并环丁内酯的合成研究

Effect of Temperature and Carbon Source on the N-acyl-homoserine Lactones Production by Food-derived Pseudomonas

碳源及温度对食源假单胞菌群体感应信号分子产生的影响

Enzyme - catalyzed Polymerization and Characterization of Lactones

酶催化内酯聚合及表征

The Direct Enantiomeric Separation of Optically Active γ - lactones in Foods by Multidimensional Gas Chromatography

多维气相色谱直接分离食品中的光学活性γ－内酯

Methods : The contents and components of different Ginkgo Biloba terpene lactones were determined by RP-HPLC .

方法：利用RPHPLC法分析银杏叶中不同银杏萜内酯含量。

Compared to conventional chemical synthesis , lipases catalyzed synthesis of lactones is simple , mild and highly productive .

与传统的化学合成法相比，脂肪酶催化合成内酯具有方法简单、反应条件温和和产率高等特点。

The contents of carboxyl , phenol hydroxyl , and lactones groups on carbon black surface have been determined .

同时测定了炭黑表面羧基、酚羟基、内酯基等酸性含氧基团的含量。

Circular dichroism study of seven sesquiterpene α - methylene - γ - lactones

七个倍半萜α-亚甲基-γ-内酯的圆二色散的研究

The preparation of some chiral γ - lactones

几个γ-手性内酯香料的制备

Extraction and purification of the total lactones in Andrographis paniculata using macroporous adsorptive resins

大孔吸附树脂提取穿心莲总内酯的研究

Conclusion The ESM of four points can be used on determine the assay for Ginkgo Terpene Lactones .

结论外标四点法可以用于银杏萜类内酯的含量测定。