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Updated: Jul 2, 2026

Extraction and Purification of Polyphenols from Freeze-dried Berry Powder for the Treatment of Vascular Smooth Muscle Cells In Vitro
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Extraction and Purification of Polyphenols from Freeze-dried Berry Powder for the Treatment of Vascular Smooth Muscle Cells In Vitro

Published on: July 5, 2017

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使用天然的深度浸泡性溶剂从伯利亚里叶中提取富含多的提取物,以增强抗氧化和抗炎作用

Chonticha Srimawong1, Padiphat Torkaew1, Waraporn Putalun1

  • 1Department of Pharmacognosy and Toxicology, Faculty of Pharmaceutical Sciences, Khon Kaen University Khon Kaen 40002 Thailand waraporn@kku.ac.th +66(0)-43-202379 +66(0)-43-202378.

RSC advances
|July 1, 2025
PubMed
概括

天然深层水溶剂 (NADESs) 显著提升了Thunbergia laurifolia中的多提取,与乙醇相比,提供了优越的抗氧化和抗炎功效. 基于L-的NADES证明了功能性食品应用中强大的生物活性化合物提取和安全性.

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Author Spotlight: Eco-Friendly Extraction of Bioactive Compounds Using Polyol-Based Microwave-Assisted Techniques07:05

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Oxidation of Phenols to Quinones

In the presence of oxidizing agents, phenols are oxidized to quinones. Quinones can be easily reduced back to phenols using mild reducing agents. The electron-donating hydroxyl group enhances the reactivity of the aromatic ring, enabling oxidation of the ring even in the absence of an α hydrogen.
o-hydroxy phenols are oxidized to o-quinones and p-hydroxy phenols to p-quinones. Such redox reactions involve the transfer of two electrons and two protons. The reversible redox property is crucial in...
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