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Two novel phorbol esters from Croton tiglium L.
《Journal of Chinese Pharmaceutical Sciences》2016年第10期771-778,共8页窦文彤 郝艳平 刘俊丽 袁丹 付宏征 
National Natural Science Foundation of China(Grant No.81172943)
To investigate the phytochemical constituents of aboveground parts of Croton tiglium L. （family Euphorbiaceae）, its ingredients were isolated by repeated chromatography on silica gel, Sephadex LH-20, ODS and prepara...
关键词：Croton tiglium L. Chemical constituents Phorbol esters 
公立医疗机构比私立医疗机构更利他吗？被引量：5
《经济与管理研究》2015年第4期94-103,共10页姚瑶 刘斌 刘国恩 臧文斌 
为了研究不同所有制医疗机构的利他性,本文使用相关调查数据对农村地区新农合受访者门诊费用、药品费用及其各自付比进行回归分析。结果显示:在基层公立医疗机构看门诊所产生的医疗总费用、总费用自付额均显著地高于基层非公立医疗机构...
关键词：公立医疗机构 利他性 医疗费用 Two-part MODEL 
Two alkaloids as α-amylase inhibitors: enzyme kinetics and molecular modeling investigations
《Journal of Chinese Pharmaceutical Sciences》2015年第2期80-87,共8页梁毅 裴芬 王弘 陈世忠 
State Key Laboratory of Natural and Biomimetic Drugs 2013 Funded Project "Establishment and Application an Online Natural Medicines System with Efficient Separation,Structural Identification and Activity Detection"
In the present study, we studied the inhibitory effects of chelidonine and rutaecarpin on porcine pancreatic a-amylase （PPA） catalyzed hydrolysis using 2-chloro-4-nitrophenyl-4-O-β-D-galactopyranosylmaltoside （Gal...
关键词：α-Amylase inhibitors Kinetic analysis Molecular modeling Chelidonine RUTAECARPINE 
Two new furostanol glycosides fromAsparagus cochinchinensis(Lour.) Merr.被引量：3
《Journal of Chinese Pharmaceutical Sciences》2013年第2期201-204,共4页简锐 李军 曾克武 李宁 姜勇 屠鹏飞 
supported by National Key Technology R&D Program"New Drug Innovation"of China(Grant No.2012ZX09301002-002-002and2012ZX09304-005)
Two new furostanol glycosides, aspacochinosides L （1） and M （2）, were isolated from the roots of Asparagus cochinchinensis （Lour.） Merr. Their structures were determined by chemical methods and NMR spectral anal...
关键词：Asparagus cochinchinensis Steroidal saponin Furostanol glycoside Aspacochinoside 
Two Worlds of the Song of Songs
《兰州大学学报（社会科学版）》2010年第F00期122-125,共4页钟燕 
The Song of Songs has been the subject of much speculation and controversy since rabbinic times.Some view it as a collection of erotic love poetry,while many other interpreters perceive it as spiritual allegory.This p...
关键词：The Song of Songs love poems canonized scripture INTERPRETATION 
Structural determination of two triterpenoid saponins from Gymnocladus chinensis Baill
《Journal of Chinese Pharmaceutical Sciences》2009年第2期141-145,共5页王刊 付宏征 
National Natural Science Foundation of China (GrantNo. 30772639)
Two triterpenoid saponins （compound Ⅰ and Ⅱ） have been isolated from Gymnocladus chinensis Baill., and compound Ⅰ was determined as a new compound. The structure of compound Ⅰ was assigned as 2β,23-dihydroxy-ac...
关键词：1D/2D NMR Triterpenoid saponins Gymnocladus chinensis Baill. 
On Dickson Polynomials and Difference Sets
《Journal of Mathematical Research and Exposition》2006年第2期219-226,共8页曹喜望 丘维声 
In 1998, Maschietti constructed several cyclic difference sets from monomial hyperovals. R. Evans, H.D.L. Holloman, C. Krattnthaler and Qing Xiang gave an algebraic proof of the two autocorrelation property of the rel...
关键词：cyclic difference sets permutation polynomials hyperovals two-to-one maps binary sequences. 
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