The method is reliable, accurate and can be used for quality control of Radix et Rhizoma Rhei.
方法准确可靠，重现性好，可作为大黄饮片内在质量评价的依据。
The influence of herbs, including Fructus Lycii, Fructus Schizandrao, Radix et Rhizoma Rehmanniae Radix Isatidis, Radix Bupleuri, Radix Rhei, Mirabilitum Depuratum, Cortex Magnoliae, Fructus Forsythiae, on the growth of B.
长双歧杆菌TTF菌株经质粒DNA的检测发现不含有质粒，说明其对药物的耐受性不为质粒编码，该菌不存在耐药因子传递的危险，可作为发酵食品或活菌制剂用安全菌种使用。
Objective: To investigate the adsorptive effects of attapulgite on the emodin and extracta in water-extract of Radix et Rhizoma Rhei and yiqing granules in decotion.
目的：研究凹凸棒对大黄药材及一清颗粒水煎提取液中大黄素和浸膏的吸附作用。
The contents of emodin and extracta were used as indexes, the water-extract of Radix et Rhizoma Rhei and yiqing granules were precipitated with attapulgite, and attapulgite were compared with natural precipitation.
以大黄素的含量和浸膏得量作为评价指标，HPLC法作为大黄素定量方法，分别采用普通凹凸棒和酸化凹凸棒对大黄药材及一清颗粒水煎提取液进行吸附澄清处理，并与自然静置沉淀法进行比较。
Objective:To understand the chemical changes in the decocting process of Radix et Rhizoma Rhei.
目的：了解大黄煎煮过程中的化学变化。
Objective To purify and prepare the total anthraquinones from Radix Et Rhizoma Rhei by macroporous resin.
目的研究大孔吸附树脂对大黄总蒽醌类物质的纯化和制备。
Objective: The parameters of absorption and purification of total anthraquinones in Radix Et Rhizoma Rhei by D301 macroporous resin were investigated in this paper.
目的：研究D301大孔树脂对大黄总蒽醌的吸附性能及其分离纯化的工艺参数。
The results suggested that it would be safe if Radix et Rhizoma Rhei was used reasonably. The processing and compatibility had caused the chemical constitutes changed especially the conjugated anthraquinones. It also showed that there was an obvious correlation between biothermodynamic parameters and pharmacological data. Biothermodynamics is a feasible means to evaluate the bioactivity of TCD.
研究结果表明，正常情况下使用大黄是安全的；大黄经过炮制与配伍后，其化学成分的组成和含量都产生了一定的变化，主要表现为结合蒽醌类成分的变化，炮制和配伍可能起到减毒的作用；大黄不同炮制品表现出不同的生物活性，生物热力学与常规药理毒理试验结果有较好的吻合度，生物热力学可以作为生物活性的评价方法之一。
Methods Radix et Rhizoma Rhei, Semen Cannabis, Fructus Aurantii immaturus and Radix Paeoniae Alba were identified by thin layer chromatography, and the content of emodin was determined by TLC.
采用薄层色谱法(thin layer chromatography，TLC)对方中大黄、火麻仁、枳实和白芍进行定性研究；并采用TLC法测定大黄素含量。
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
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。
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。
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。
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
MEKC-DAD fingerprint of Radix et Rhizoma Rhei
大黄饮片MEKC-DAD指纹图谱的研究
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
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
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。
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
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