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中药方剂化学成分液质联用分析中标准质谱库的建立和应用 被引量:5
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作者 朱振华 尚尔鑫 +2 位作者 段金廒 钱大玮 唐于平 《分析化学》 SCIE EI CAS CSCD 北大核心 2010年第11期1588-1592,共5页
利用电喷雾离子化四级杆飞行时间串联质谱(ESI-Q-TOF)技术,以四物汤类方为例,建立了类方成分的液质联用分析质谱库。利用Masslynx工作站的Chromalynx模块的检索和与质谱库比较的功能,可以快速鉴定色谱图中各个色谱峰。此方法可应用于液... 利用电喷雾离子化四级杆飞行时间串联质谱(ESI-Q-TOF)技术,以四物汤类方为例,建立了类方成分的液质联用分析质谱库。利用Masslynx工作站的Chromalynx模块的检索和与质谱库比较的功能,可以快速鉴定色谱图中各个色谱峰。此方法可应用于液质联用检测系统的谱库检测,提高了对类方成分鉴定的效率和可靠性。本质谱库共收录了液质联用条件下57个四物汤类方标准品的质谱信息,包括正负离子模式下各成分的保留时间、准分子离子峰及其碎片离子的精确质量数。该质谱库支持标准NIST谱图检索及比对方法,可自动完成总离子流色谱图中各色谱峰的识别、质谱图提取及鉴定。 展开更多
关键词 电喷雾离子化四级杆飞行时间串联质谱 方剂类方 质谱库
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Clinical efficacy and safety of TCM prescriptions combined with nucleoside(acid)analogues in treating chronic hepatitis B:a meta-analysis 被引量:1
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作者 XIA Yu LI Xin +2 位作者 MAN Rongyong WANG Aibing CAO Jianzhong 《Digital Chinese Medicine》 2021年第3期170-179,共10页
Objective There are many clinical reports on traditional Chinese medicine(TCM)combined with nucleoside(acid)analogues(NAs)for the treatment of chronic hepatitis B(CHB),but its efficacy and safety are not completely cl... Objective There are many clinical reports on traditional Chinese medicine(TCM)combined with nucleoside(acid)analogues(NAs)for the treatment of chronic hepatitis B(CHB),but its efficacy and safety are not completely clear.This meta-analysis aims to evaluate the clinical efficacy and safety thus providing evidence for clinical applications.Methods We searched Chinese databases the China National Knowledge Infrastructure(CNKI),Wanfang Data,and China Science and Technology Journal Database(VIP),as well as English databases Pub Med and Cochrane Library,from time of establishment to April 14,2021.Literature quality was evaluated according to the bias risk assessment criteria of Cochrane Collaboration network.Rev Man 5.3 and Stata 12.0 software were used to perform this research.Results A total of 23 articles,3282 patients,and 25 TCM prescriptions were included in this study.NAs plus TCM remarkably improved the clinical total effective rate[Odds ratio(OR)=3.92,P<0.00001],TCM syndrome score(Mean difference=-3.73,P<0.00001),hepatitis B virus(HBV)DNA negative conversion rate(OR=1.49,P=0.0001),hepatitis Be antigen(HBe Ag)negative conversion rate(OR=2.03,P<0.00001),alanine aminotransferase levels[Std mean difference(SMD)=-0.95,P<0.00001],and aspartate aminotransferase levels(SMD=-0.70,P=0.0004).Adverse reaction rates did not increase in the combined treatment group(OR=0.97,P=0.84).A comprehensive analysis of the 25 TCM prescriptions suggested that the combination of spleen-strengthening prescriptions with NAs showed better effects than other prescriptions.Conclusion TCM in combination with NAs,demonstrated better clinical efficacy against CHB than NAs alone.In addition,the combination of spleen-strengthening prescriptions and NAs was identified as the best therapeutic strategy.However,more randomized controlled trials of high quality are needed to provide more reliable clinical basis for the application of TCM. 展开更多
关键词 Traditional Chinese medicine(TCM)prescriptions Spleen-strengthening prescriptions Nucleoside(acid)analogues(NAs) Complementary and alternative medicine Chronic hepatitis B(CHB) META-ANALYSIS
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