大黄

Conclusionthis may provide technical parameters and guidance for quality control of rheum officinale baill.

结果大黄中大黄酚的含量是何首乌的83倍，何首乌中大黄素的含量是大黄的3倍。

Results Five compounds were isolated and their structures were identified as crenatoside (1),torachrysone(2), emodin(3),emodin-1-O-β-D-glucopyranoside(4) and β-sitosterol(5) respectively.

结果从黄药地上部分的95%乙醇提取物的乙酸乙酯部分中分离得到了5个化合物：黄药苷(1)、torachrysone(2)、大黄素(3)、大黄素-1-O-β-D-葡糖苷(4)和β-谷甾醇(5)。

Results Five compounds were isolated and their structures were identified as crenatoside (1), torachrysone (2), emodin (3), emodin-1-O-β-D-glucopyranoside (4) and β-sitosterol (5) respectiely.

结果 从黄药地上部分的95%乙醇提取物的乙酸乙酯部分中分离得到了5个化合物：黄药苷(1)、torachrysone(2)、大黄素(3)、大黄素－1-O-β-D-葡糖苷(4)和β-谷甾醇(5)。

Results of incorporation of [~3H]TdR,[~3H]Urd and [~3H] Leu indicated that rhein, emodin and aloe-emodin obviously inhibited the biosynthesis of DNA,RNA and protein of P 388 leukemia cells with the increase of the concentration of drugs, and the e...

3HTdR、[~3H]Urd及[~3H]Leu参入试验表明，大黄酸、大黄素和芦荟大黄素明显抑制P388癌细胞DNA、RNA和蛋白质的生物合成，呈剂量依从性。

HPLC method could test Sennoside and Rhaponticin in the same chromatographic conditions,and could not only identify the true or false Rhubarb and Processed Rhubarb,but also examine th...

采用高效液相色谱法对番泻苷和土大黄苷在同一色谱条件下测定，不仅能鉴别正伪品大黄药材及饮片，还能检出掺伪土大黄的大黄药材及饮片。

Results:eighty-one of 129 MODS patients had gastrointestinal failure and the morbidity of gastrointestinal failure was 62.8%,in whom 54 patients received rhubarb therapy and 33 patients(61.1)were all eviated.Whereas only 7(25.9％) out of 27 patients suffered from gastrointestinal failureinnon-rhubarb treatment group were improved.There was as ignificant difference between the two groups(P.01).Furthermore,28(51.9％) out of 54 MODS patients accompanied by gastrointestinal dysfunction were survive dafter rhubarb treatment,whereas 6(22.2％) of 27 MODS patients suffered from gastrointestinal dysfunction were survived in non-rhubarb treatment group.

其中54例患者接受大黄治疗，有效率为61.1%；27例患者为非大黄治疗组，胃肠功能恢复率为25.9%，2组间有显著性差异（P.01）。54例MODS伴胃肠功能障碍患者接受大黄治疗后，有28例患者存活，存活率为51.9％；27例MODS伴胃肠功能障碍患者接受其它胃肠动力剂治疗后有6例患者存活，存活率为22.2%。29例MODS不伴胃肠功能障碍的患者接受大黄治疗后有12例存活，存活率为41.4%；19例MODS不伴胃肠功能障碍者接受其它胃肠动力剂治疗后，有7例存活，存活率为36.8%。

RESULTS: The absorption of emodin was reduced by aloe-emodin and physcion conspicuously.

结果：大黄素的吸收被芦荟大黄素、大黄素甲醚显著地抑制。

Emodin, aloe-emodin and rhein are major components of rhubarb.

大黄素、芦荟大黄素及大黄酸是在大黄中最重要的成分，皆为蒽醌类化合物。

The dried, bitter-tasting rhizome and roots of Rheum palmatum or R. officinale of eastern Asia, used as a laxative.

大黄的根：亚洲东部的掌叶大黄或药用大黄的味苦的干根茎和根，用作缓泻剂

Taking four-year old Rh. tanguticum Maxim. ex Balf and Rh. Palmtum Linn in the same habitat as the research materials, the contents of chlorophyll, carotenoid and UV-absorbing substances in rhubarb leaves were detected. Physiological adaptation characters of two rhubarbs under plateau intensive ultraviolet radiation were studied.

方法］以栽培于同一生境下的4年生唐古特大黄与药用大黄为研究对象，测定2种大黄叶片中的叶绿素、类胡萝卜素及紫外吸收物质的含量，研究了在高原强紫外线辐射下2种大黄的生理适应性。

He and Nina moved to California and lived at 2005 Ivar Street, Apt.

他和Nina搬到加州，并在2005年伊瓦尔街，公寓生活。

Droperidol （ potently inhibits transfected HERGchannels and this is the probable mechanism for QT prolongation.

氟哌利多有效地抑制了转染的 HERG 钾通道，可能是 QT 间期延长的机制。