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- Results n-Butanol extract and water extract significantly enhanced and petroleum ether extract from Bletilla colloid prominently reduced platelet maximum aggregation induced by ADP,while acetic ether extract had no effect. 结果白及正丁醇提取部位和水溶性部位可显著升高腺苷二磷酸(ADP)诱导的血小板最大聚集率,而乙酸乙酯提取部位可显著抑制ADP诱导的血小板聚集,石油醚提取部位对ADP诱导的血小板聚集无显著影响。 各提取部位对血小板数无显著影响。
- OBJECTIVE The extraction method of Tripterygium wilfordii and determination method of total diterpene in acetic ether extract were estabished. 本文讨论了雷公藤的提取方法及乙酸乙酯提取物总二萜含量测定方法。
- Keywords Acetic ether extract of magnoliae officinalis;antioxidation;pharmaco-kinetic;pharmacodynamic method; 厚朴乙酸乙酯提取物;抗氧化;药代动力学;药理效应法;
- acetic ether extracts 乙酸乙酯提取物
- METHODS Using alcohol to extract Tripterygium wilfordii,and using acetic ether to elution,and then vaporizing acetic ether to obtain dry powder. 方法雷公藤根茎先用乙醇提取,然后用乙酸乙酯洗提,最后挥干溶剂得干品。
- The consequence of MTT and FCM to Bel-7402 and HT-29 intimates that the portion of organic acid and the extract of acetic ether exhibit ecumenic effect of suppressing tumor. Bel-7402细胞和HT-29细胞的MTT和流式细胞测定凋亡结果提示,半夏、掌叶半夏的有机酸部位和乙酸乙酯部位有较好的体外抗肿瘤细胞增殖和诱导肿
- Its ether extract contains Isopsoralen and Bergapten. 香豆素类应为五指毛桃的有效部位之一。
- With acetic ether as solvent,the chlorogenic acid in Lonicera chrysantha s fruit was extracted with Soxhlet extraction. 用乙酸乙酯作溶剂,采用索氏提取法对黄花忍冬果实中绿原酸进行提取,高效液相色谱法对绿原酸进行检测和含量的测定。
- Hydrophilic membranes were prepared with key components of sodium silicate, acetic ether, polyacry-lamide, etc. 以硅酸钠、乙酸乙酯、聚丙烯酰胺等为主要成分制备出亲水膜层。
- Amon-g of them, YNN-1 and YNN-3 were obtained from the petroleum ether extract. 其中化合物HX-3、LFM-7由石油醚部分获得；
- With reaction distillation process to make acetic acid in used acetic acid solution form acetic ether, achieving the purpose of recovery acetic acid. 通过反应精馏工艺技术，使废乙酸溶液中的乙酸生成乙酸乙酯，达到回收乙酸目的。
- Objective:To analyze the chemical constituents of the ether extracts from the fruits of 3 species of Chaenomeles. 目的:分析与比较3种木瓜的乙醚提取部位的化学成分与相对含量。
- RESULT The acetic ether portion,n-butanol portion and total flavonoids portion of Pollen Typhae could markedly shorten the coagulate time in mice. 结果蒲黄及炮制品的乙酸乙酯部位、正丁醇部位、总黄酮部位可明显缩短小鼠凝血时间。
- Objective:To study the effects of Calotes versicolor petroleum ether extracts(CVPE)on serum testosterone,NO and accessory sex organs of castrated mice. 目的:研究马鬃蛇石油醚提取物(CVPE)对去势大鼠血清睾酮、一氧化氮(NO)及附性器官的影响。
- The parent azacrown ether 1,10-dioxa-4,7,13,16-tetraaza-18crown-6(L1) and its two acetic ether armed-derivatives(L2 and L3) were synthesized and characterized. 合成和表征了1,10-二氧-4,7,13,16-四氮杂18-冠-6(L1)母体及其两种乙酸乙酯臂式衍生物(L2,L3)。
- In these extracts, the ether extract of PHEE had the strongest biological activity. 其中，乙醚萃取物的拒食活性和触杀作用最强。
- Both methods are applicable for the quality control of triptolide alcohol,yet the separation and determination outcome were better for the sample treated with acetic ether. 2种含量测定方法均可用于雷公藤内酯醇的质量控制,尤以乙酸乙酯处理样品的方法分离、测定效果较好。
- The GC atlas of ether extracts had more peaks than ethanol extract and n-hexane extract. 麝香酮的定量分析显示冷浸法提取的麝香酮含量高于超声和热回流提取。
- Objective:Using the headspace Gas-chromatography methods to measure the assay of residual solvent (methanol,acetic ether and isopropyl alcohol) meanwhile in Ceftriaxone sodium. 目的:建立一种气相色谱法同时测定头孢曲松钠中有机溶剂甲醇、乙酸乙酯、异丙醇残留量的方法。
- Among the solvents, the insecticidal effects of alcohol extracts are the best, and then followed by aether extracts and petroleum ether extracts in order. 就6种溶剂比较而言，用乙醇提取叶、枝和树皮的毒杀效果最好，其次是乙醚，石油醚提取物的效果最差。
