植物化学

Progress on Research of chemical constituents of Ailanthus, especially alkaloids and triterpenes is reviewed.

综述了臭椿属植物化学成分的研究进展，详细总结了主要化学成分生物碱及2000年至今所发现的三萜类化合物的研究进展。

On the other hand, Dendrology is necessary by other courses like plant resources, utilizations of wildlife, botany focused on medicine plants, silviculture, forest management, biodiversity conservation, and natural protection, etc.

同时树木学又是植物资源学、野生生物资源开发与利用、药用植物学、植物化学、森林生态学、林木培育学、森林经理学、林木良种选育、生物多样性保护、自然保护区学等学科的基础理论之一。

State key Laboratory of Phytochemistry and Plant Resources in West China, Kunming Institute of Botany, Chinese Academy of Science, Kunming 650204, China

中国科学院昆明植物研究所植物化学与西部植物可持续利用国家重点实验室，云南昆明 650204

State Key Laboratory of Phytochemistry and Plant Resources in West China, Kunming Institute of Botany,Chinese Academy of Sciences, Kunming 650204, China

中国科学院昆明植物研究所植物化学与西部植物资源持续利用国家重点实验室，云南昆明 650204

Some typical issues in the construction and maintenance of TCM database, involving ethnomedicine, phytochemistry and plant taxonomy etc., are also discussed with abundant instances.

通过实例指出了中药信息资源建设与维护中涉及到民间药物、植物化学、植物分类学等亟待解决的若干问题，同时论述了对中药信息学进行资源拓展的必要性和国际化的发展道路。

State Key Laboratory of Phytochemistry and Plant Resources in West China, Kunming Institute of Botany, The Chinese Academy of Sciences, Kunming 650204, China

倪伟1，周凌云1，袁敏惠1，何韵平2，陈昌祥11。中国科学院昆明植物研究所植物化学与西部植物资源持续利用国家重点实验室，云南昆明 650204

Pharmaceutical Analysis and Phytochemistry;Research of bioactive substances derived from Lingnan medicinal plants

药物分析与植物化学；岭南药用植物生物活性物质研究

He has also discovered that phytochemicals from curcumin, derived from the turmeric plant, and piperine, from the fruit of the black pepper plant, have a role to play in preventing and inhibiting cancer cell growth.

他还发现，植物化学物质从姜黄素，来自植物姜黄，胡椒，从果实的黑胡椒植物，扮演一个角色，在预防和抑制癌细胞生长。

Part I Selaginella sinensis Plant characteristic and pharmacological activity of Selaginella and Selaginella sinensis are introduced.

综述了卷柏属植物化学成分的研究进展，详细总结了主要化学成分黄酮类化合物的研究进展。

Bycomprehensive use of phytochemical isolation methods, 37 compounds were isolated 5from the methnol-chloroform extract of P. telfairia, by methods of modern spectroscopy,six compounds' structures were elucidated, including 2 kinds of fatty acids, 2 kinds ofsterols and 2 kinds of are esters of sterol and fatty acids. Five of them were reported forthe first time on the chemical constituents' research of P. telfairia. Otherwise, weperformed GC-MS analysis of the volatile fraction in this extracts, the result revealedseveral constituents such as alkyl hydrocarbons and methyl esters of fatty acids.

综合利用各种植物化学分离手段，从海头红的甲醇-氯仿（1 ：1）提取物中分离到单体化合物 37 个，采用多种现代波谱技术手段鉴定了其中 6 个化合物的结构，包括 2 个脂肪酸类成分，2 个甾醇类成分，以及 2 个甾醇的脂肪酸酯，其中 5 个在海头红化学成分研究中为首次报道；另外还对该提取物的挥发性成分作了 GC-MS 分析，显示含有烷烃及脂肪酸甲酯等成分。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了