Method Rhizoma smilacis glabrae, Herba serissae japonicae, Radix et Rhizoma rhei and Flos sophorae were identified by TLC. 方法采用薄层色谱法对本制剂中的土茯苓、六月雪、大黄、槐花进行定性鉴别。
METHODS Contents of anthraquinones in Radix et Rhizoma Rhei extracts were determined using HPLC after water reflux, deoxygenated water reflux or ethanol reflux. 方法:采用HPLC法对大黄水回流、隔氧水回流及乙醇回流后提取液中各种蒽醌类成分的含量进行监测。
Objective To explore the chemical components changes in compatibility of Radix et Rhizoma Rhei with Radix Scutellariae in Xiexin Decoction. 目的研究泻心汤中大黄和黄芩配伍前后的活性成分变化。
The Extration Technology Studies of Shen-Song Yang-Xin Capsule by Orthogonal Design Method Optimization of Extract Process for Anthraquinones from Radix et Rhizoma Rhei by SFE-CO_2 with Central Composite Design 正交试验优选参松养心胶囊药材的提取工艺研究中心组合设计法优化超临界CO2提取大黄蒽醌工艺
Studies on the components of unprocessed and processed Radix et Rhizoma Rhei, Cortex Phellodendri and Radix Paeoniae Rubra by HPLC-UV and ESI-MS ESI-MS和HPLC-UV法研究大黄、黄柏、赤芍炮制前后化学成分变化
HPLC Fingerprint Analysis of Medicinal Slices of Radix et Rhizoma Rhei 大黄饮片HPLC指纹图谱的方法学研究
Optimization of Extract Process for Anthraquinones from Radix et Rhizoma Rhei by SFE-CO_2 with Central Composite Design 中心组合设计法优化超临界CO2提取大黄蒽醌工艺
MEKC-DAD fingerprint of Radix et Rhizoma Rhei 大黄饮片MEKC-DAD指纹图谱的研究
Evaluation of quality of Radix et Rhizoma Rhei planted in Liupan Mountain area 宁夏六盘山地区种植大黄药材的质量评价
Objective To establish the quality standard of charred Radix et Rhizoma Rhei. 目的研究大黄炭定性、定量检测方法,建立大黄炒炭饮片的质量标准。
Separation and Enrichment of the Active Constituents in Radix Et Rhizoma Rhei by Solvent Flotation 溶剂浮选法分离富集大黄中的有效成分
Chemical and Bioactive Variation of Processing and Compatibility of Radix et Rhizoma Rhei; Study on main effective component changes in compatibility of Radix Scutellariae with Radix Stemonae 黄芩百部配伍过程中主要活性成分的变化研究
OBJECTIVE To study the quantitative change of anthraquinones in Radix et Rhizoma Rhei due to different extract method. 目的:探讨大黄在不同溶媒及不同煎煮条件下提取物中蒽醌类成分的含量变化规律。
The compatibility of Radix et Rhizoma Rhei and Radix Aconiti Lateralis Praeparata is an important way to improve effect and decrease toxicity in TCM. 附子与大黄配伍是中药反佐配伍中增效减毒的重要方式。
AIM: To compare the influences of drying methods on Radix et Rhizoma Rhei in Dispensing Granules. 前言:目的:比较不同干燥方法对大黄配方颗粒中蒽醌类成分的影响。
Results Rhizoma Coptidis, Cortex phellodendri, Radix et Rhizoma Rhei could be detected. 结果定性方法能够检出黄连、黄柏、大黄;
Objective: To investigate the effect of processing Radix et Rhizoma Rhei with Salt on its anthraquinones component, so then the mechanism of processing with salt can be pointed out. 目的:考察盐制对大黄中蒽醌类成分的影响,从而提示盐制大黄的炮制机理。
Application and Mechanism of Radix et Rhizoma Rhei in Treating Diseases of Digestive System 单味大黄在消化系统疾病中的应用及作用原理
Comparative study among microwave and conventional extractions of anthracene quinone from Radix et Rhizoma Rhei 大黄微波萃取法与常用提取方法的比较研究
Conclusion Radix et Rhizoma Rhei Granule can prevent gastric mucosa from damage in rats after CI and can promote the repair of stress ulcer of stomach. 提示大黄胶囊可以保护实验性脑梗塞后胃粘膜免受损害和促进应激性胃溃疡的修复。
Application of Chromatograph-digitized Fingerprint Spectrum in Identification of Indigenous Medicinal Materials Radix et Rhizoma Rhei from Gansu Province 色谱指纹谱技术在甘肃道地药材大黄鉴定中的应用
Cytotoxicity of free anthraquinone from Radix et Rhizoma Rhei to HK-2 Cells 大黄中游离蒽醌对HK-2细胞系的毒性作用研究
Primary study on shapes of fruits and germination characters of seeds of Radix et Rhizoma Rhei 大黄果实形态和种子发芽特性的初步研究
To compare the active ingredients of compound and divided "Yinchenhao Decoction", HPLC was adopted to analyze the fingerprints of" Yinchenhao Decoction "and Herba Artemisiae Scoparia, Fructus Gardenia, and Radix et Rhizoma Rhei. 为比较茵陈蒿汤合煎与分煎的成分,利用反相高效液相法分析茵陈蒿汤与茵陈蒿、栀子、大黄的指纹图谱,考察中药复方中其化学成分的来源,并进行方法学论证。
Study on HPLC fingerprint of anthraquinones compounds in Radix et Rhizoma Rhei 大黄药材蒽醌苷元类成分的HPLC指纹图谱研究
Results: There were no significant differences in anthraquinones contents among three kinds of Radix et Rhizoma Rhei. 结果:2种盐制大黄中的蒽醌含量与生大黄中的蒽醌含量无显著性差异。
Research on Absorption of Anthraquinones in Radix Et Rhizoma Rhei by Different Type Macroreticular Resin 不同型号大孔树脂对大黄总蒽醌吸附的研究
Results: Anthraquinone derivative of nine fold processed Radix et Rhizoma Rhei could decrease levels of the blood TC and TG of experimental hyperlipemia rats and improve hemorheology of rats ( P 0.01). 结果:九制大黄蒽醌衍生物有降低实验性高血脂大白鼠血液TC,TG的作用和改善血液流变学的作用(P0.01),在1g/kg~4g/kg范围内,随着剂量增大。
Inhibitory Effect of Radix et Rhizoma Rhei on the Production of LPO in Mice Liver 大黄对小鼠肝脏脂质过氧化的抑制作用
Rhein and emodin from radix et rhizoma rhei were found with binding and simultaneous anti LPS and CpG DNA activity for the first time. 明确中药大黄中的单体化合物大黄酸和大黄素具有结合和协同拮抗LPS和CPGDNA的作用。