Results 31 to 40 of about 96,823 (132)

Methods for Extraction and Charaterization of Tannins from Some Acacia Species of Sudan [PDF]

Pakistan Journal of Analytical & Environmental Chemistry, 2016
The study is aimed to analyze and compare extraction methods of tannins from three common Acacia species of Sudan. The Acacia species selected were Acacia nilotica, Acacia seyal and Acacia senegal.
Isam Eldin Hussein Elgailani, Christina Yacoub Ishak   +1 more
doaj   +1 more source

Solid-State Fermentation of Sorghum by Aspergillus oryzae and Aspergillus niger: Effects on Tannin Content, Phenolic Profile, and Antioxidant Activity

Foods, 2022
Sorghum contains antioxidants such as tannins. However, these are considered antinutritional factors since they are responsible for the low digestibility of proteins and carbohydrates. Nevertheless, these can be extracted by solid-state fermentation (SSF)
Pilar Espitia-Hernández, Xóchitl Ruelas-Chacón, Mónica L. Chávez-González, Juan A. Ascacio-Valdés, Antonio Flores-Naveda, Leonardo Sepúlveda-Torre   +5 more
doaj   +1 more source

Functional Effects of Hydrolyzable Tannins on the Growth, Health Status, and Hepatopancreas Histology of Pacific White Shrimp Penaeus vannamei Reared under Commercial Pond Conditions

Aquaculture Research, 2023
In the present study, the functional effects of hydrolyzable tannins (HT) extracted from the sweet chestnut tree Castanea sativa were evaluated either by directly incorporating them into the diet or by using a top-dressing application on the growth, body
Romi Novriadi, Otie Dylan Soebhakti Hasan, Khanh Q. Nguyen, S. Davies, Zahid Gozali Panjaitan, Sinar Pagi Sektiana, G. Gaddipati, C. Trullàs   +7 more
semanticscholar   +1 more source

Hydrolyzable tannins from Balanophora polyandra

Acta Pharmaceutica Sinica B, 2013
This study reports an investigation of the chemical constituents of Balanophora polyandra Griff. Fifteen compounds were isolated by column chromatography on silica gel, Toyo-pearl HW-40C, Sephadex LH-20 and by HPLC.
Yangai Wang, Jianbo Yang, Aiguo Wang, Jie Ma, Jin Tian, Tengfei Ji, Yalun Su   +6 more
doaj   +1 more source

Super Fruit Amla (Emblica officinalis, Gaertn) in Diabetes Management and Ensuing Complications: A Concise Review

Nutraceuticals, 2023
Type 2 diabetes mellitus (T2DM) is a chronic metabolic disease showing an exponential increase in its prevalence all over the world. High blood glucose level is one of the main clinical signs of the disease.
Muhammed Majeed, Narayanan K. Narayanan, Lakshmi Mundkur, Priji Prakasan, Kalyanam Nagabhushanam   +4 more
doaj   +1 more source

Cornus mas L. Stones: A Valuable by-Product as an Ellagitannin Source with High Antioxidant Potential

Molecules, 2020
The stone of Cornus mas L. remains the least known morphological part of this plant, whereas the fruit is appreciated for both consumption purposes and biological activity.
Dominika Przybylska, Alicja Z. Kucharska, Iwona Cybulska, Tomasz Sozański, Narcyz Piórecki, Izabela Fecka   +5 more
doaj   +1 more source

Optimization of Deep Eutectic Solvent Extraction of Phenolic Acids and Tannins from Alchemilla vulgaris L.

Plants, 2022
Alchemilla vulgaris L. is a good source of antioxidant components with an emphasis on phenolic acids and tannins. In this study, gallic acid, ellagic acid, and hydrolyzable tannins (HT) were extracted from this plant with different deep eutectic solvents
Martina Jakovljević Kovač, Stela Jokić, Igor Jerković, Maja Molnar   +3 more
doaj   +1 more source

Chemical Composition, Antioxidant Activity, and Sensory Characterization of Commercial Pomegranate Juices

Antioxidants, 2021
We undertook a qualitative and quantitative assessment of the bioactive compounds, volatile substances, sensory profile, and antioxidant activity of eight different commercial pomegranate juices (PJs) differing by cultivation area, processing (from ...
Sonia Esposto, Gianluca Veneziani, Agnese Taticchi, Stefania Urbani, Roberto Selvaggini, Beatrice Sordini, Luigi Daidone, Giacomo Gironi, Maurizio Servili   +8 more
doaj   +1 more source

THE INFLUENCE OF TANNIN PREPARATIONS ON THE CONTENT AND FORM OF ANTHOCYANINS OF MODEL WINE SYSTEMS IN THE CONDITIONS OF INDUCED OXIDATION

Harčova Nauka ì Tehnologìâ, 2019
The article considers how oenological tannins effect on the content of anthocyanins, phenolic substances, and their forms that influence the stability of the colour of rosé and red wines.
М. Bilko, М. Ishchenko, О. Tsyhankova, Т. Yakovenko, Т. Кyrpel   +4 more
doaj   +1 more source

Microwave-ultrasound hybrid technology assisted extraction of pigments with antioxidant potential from red corn

Applied Food Research, 2023
Current trends in the use of new pigments of natural origin have led to the investigation of novel technologies for obtaining them. The objectives of this study were to evaluate the extraction process by microwave (MAE) and ultrasound (UAE) assisted ...
J.D. García-Ortíz, J.A. Ascacio-Valdés, S.D. Nery-Flores, A. Sáenz-Galindo, A.C. Flores-Gallegos, R. Rodríguez-Herrera   +5 more
doaj   +1 more source