Results 21 to 30 of about 19,768 (263)

Antioxidant and Fluorescence Properties of Hydrogenolyzised Polymeric Proanthocyanidins Prepared Using SO42−/ZrO2 Solid Superacids Catalyst

Molecules, 2018
Larix bark oligomeric proanthocyanidins (LOPC) were prepared from larix bark polymeric proanthocyanidins (LPPC) by catalytic hydrogenolysis using SO42−/ZrO2 solid superacid as the catalyst.
Liwen Ni, Fanbin Zhao, Bolun Li, Tong Wei, Hang Guan, Shixue Ren   +5 more
doaj   +1 more source

Tri- and Tetrameric Proanthocyanidins with Dentin Bioactivities from Pinus massoniana

, 2020
Guided by dentin biomechanical bioactivity, this phytochemical study led to the elucidation of an extended set of structurally demanding proanthocyanidins (PACs).
Mariana, Reis, Shao-Nong, Chen, Yvette, Alania, Rasika, Phansalkar, James, McAlpine, Ana K., Bedran-Russo, Guido, Pauli, Joo-Won, Nam, Bin, Zhou   +8 more
core   +1 more source

Isolation and Study of Abies Bark Proanthocyanidins [PDF]

, 2019
Впервые изучено выделение проантоцианидинов из коры пихты водой и водно-спиртовыми растворами, содержащими 5, 10, 15 и 20 % этанола. Экспериментальным путем определены оптимальные условия, обеспечивающие максимальный выход проантоцианидинов. Показано,
Лутошкин, М.А., Кондрасенко, А.А., Levdansky, Vladimir A., Kondrasenko, Alexander A., Levdansky, Alexander V., Левданский, В.А., Lutoshkin, Maxim A., Левданский, А.В.   +7 more
core   +1 more source

Proanthocyanidins Inhibit the Transmission of Spinal Pain Information Through a Presynaptic Mechanism in a Mouse Inflammatory Pain Model

Frontiers in Neuroscience, 2022
Inflammatory pain is one of the most common symptoms of clinical pain that seriously affects patient quality of life, but it currently has limited therapeutic options.
Hongwei Fan, Hongwei Fan, Zhenyu Wu, Zhenyu Wu, DaYu Zhu, DaYu Zhu, Junxiang Gu, Junxiang Gu, Mang Xu, Mang Xu, Mingzhe Zhang, Haokai Duan, Yunqing Li, Yunqing Li, Tao Chen, Tao Chen   +15 more
doaj   +1 more source

Characterization and Potential Antidiabetic Activity of Proanthocyanidins from the Barks of Acacia mangium and Larix gmelinii

Journal of Chemistry, 2019
Proanthocyanidins in ethanol extracts from the barks of Acacia mangium and Larix gmelinii were analyzed by gel permeation chromatography, MALDI-TOF/TOF MS, and HPLC/MS.
X. Chen, J. Xiong, Q. He, F. Wang
doaj   +1 more source

Study on the antioxidant ability of procyanidins and their complexes [PDF]

E3S Web of Conferences, 2022
Due to the excellent antioxidant capacity of proanthocyanidins, combined with the antioxidant mechanism of anthocyanins, it inspired us to study the antioxidant capacity of proanthocyanidins and their complexes.
Lu Di, Wang Lijuan, Zhang Wu, Guo Baohui, Lv Yuguang   +4 more
doaj   +1 more source

Antiobesity activity and hypolipidemic effect of Proanthocyanidins in rats fed a high fat diet [PDF]

Benha Veterinary Medical Journal, 2018
Proanthocyanidins, also known as condensed tannins, can prevent obesity induced oxidative stress damage in the liver. This study aimed to evaluate the protective effect of Proanthocyanidins on obesity induced oxidative stress and biochemical ...
Ghada, H. EL-Sharkawy, Yakout A. El-Senosi, Samy A. Hussein   +2 more
doaj   +1 more source

Proanthocyanidin-Rich Cranberry Extract Lowers Glycemia in Established Obesity by Delaying Glucose Absorption. [PDF]

FASEB J
Schematic summary of the metabolic effects and proposed mechanisms of action of proanthocyanidin‐rich cranberry extract (PRCE) supplementation in mice with established diet‐induced obesity housed under thermoneutral (30°C) or cold‐exposed (10°C) conditions.
Beji S, Mouchiroud M, Tribouillard L, Efole B, Perazza L, Favereaux L, Poirier A, Idris W, Gélinas Y, Varin TV, Rovère C, Anhê FF, Picard F, Laplante M, Marette A, Michaud A, Caron A.   +16 more
europepmc   +2 more sources

Extraction optimization of raspberry proanthocyanidins and determination of its antioxidant activities in vitro

Food and Agricultural Immunology, 2021
The isolation of proanthocyanidins from raspberries and their antioxidant activity remains an ongoing challenge. Optimization of ultrasound-assisted extraction method of raspberry proanthocyanidins by response surface analysis.
Hao Shi, Xiangyu Zhou, Xiaoe He, Renhui Ding, Rencai Wang, Wenlong Wang, Wenhua Zhou   +6 more
doaj   +1 more source

Coupling Hydrophilic Interaction Chromatography and Reverse-Phase Chromatography for Improved Direct Analysis of Grape Seed Proanthocyanidins

Foods, 2023
Acid-catalyzed depolymerization is recognized as the most practical method for analyzing subunit composition and the polymerization degree of proanthocyanidins, involving purification by removing free flavan-3-ols, as well as acid-catalyzed cleavage and ...
Ruge Lin, Yi Wang, Huan Cheng, Shiguo Chen, Xingqian Ye, Haibo Pan   +5 more
doaj   +1 more source