采用超声波技术从山楂中提取栎皮酮。

The quercetin was extracted from haw with ultrasonic.

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栎皮酮分别与BHT、TBHQ复配使用时，其协同作用并不明显。

The synergistic effect of quercetin and BHT or TBHQ was not significant.

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目的：研究不同浓度的氮酮对复方替硝唑凝胶透皮吸收的作用，并筛选出最佳浓度。

OBJECTIVE: to study the enhancing effects of azone at different concentrations on percutaneous permeation of compound tinidazole gel and to find out the best concentration.

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