Use of gallic acid and hydrolyzable tannins to reduce methane emission and nitrogen excretion in beef cattle fed a diet containing alfalfa silage1,2. [PDF]
J Anim Sci, 2019 The objective of this study was to determine the effects of different forms of hydrolyzable tannin [HT; source (chestnut, CN; tannic acid, TA); subunit (gallic acid, GA)] on apparent total-tract digestibility, methane (CH4) production, and nitrogen (N ...
Aboagye IA +4 more
europepmc +2 more sources
Hydrolyzable Tannins Are Iron Chelators That Inhibit DNA Repair Enzyme ALKBH2. [PDF]
Chem Res Toxicol, 2019 Hydrolyzable tannins are a class of polyphenolic compounds commonly found in natural products. In this work, we studied the in vitro inhibitory mechanism of six molecules in this class on ALKBH2, an Fe(II)/α-ketoglutarate-dependent DNA repair enzyme in ...
Chen F +5 more
europepmc +2 more sources
Aquaculture Reports, 2021 Tannins have great potential as an alternative to in-feed antibiotics. However, no study has investigated the effects of tannins on shrimp. The present study assessed the eff ;ects of hydrolyzable tannins (HTs) fed at different inclusion levels (F0 ...
Xu-Feng Zhu +3 more
doaj +2 more sources
Agriculture, 2022 The objective of this study was to investigate the effects of supplementation of hydrolyzable tannins (HT) from sweet chestnut wood extract (Castanea sativa Mill.) to the diet of Limousin bulls on growth rate, carcass and meat quality traits, and fecal ...
Andrej Mergeduš +4 more
doaj +2 more sources
Hydrolyzable vs. Condensed Wood Tannins for Bio-based Antioxidant Coatings: Superior Properties of Quebracho Tannins [PDF]
Antioxidants, 2020 Tannins have always been the subject of great interest for their countless properties, first of all their ability to produce functional coatings on a variety of materials.
Federica Moccia +6 more
doaj +4 more sources
Tannin Structural Elucidation and Quantitative P-31 NMR Analysis. 1. Model Compounds [PDF]
Journal of Agricultural and Food Chemistry, 2013 Tannins and flavonoids are secondary metabolites of plants that display a wide array of biological activities. This peculiarity is related to the inhibition of extracellular enzymes that occurs through the complexation of peptides by tannins.
Crestini, C +3 more
core +5 more sources
Tannins of Constant Structure in Medicinal and Food Plants—Hydrolyzable Tannins and Polyphenols Related to Tannins [PDF]
Molecules, 2011 In addition to the commonly used classification as hydrolyzable tannins and condensed tannins, tannins can also be categorized into two other types: polyphenols of constant chemical structure (Type A) and polyphenols of variable composition (Type B ...
Takuo Okuda, Hideyuki Ito
doaj +2 more sources
A Comprehensive Review of Bioactive Tannins in Foods and Beverages: Functional Properties, Health Benefits, and Sensory Qualities [PDF]
MoleculesTannins, a diverse class of polyphenolic compounds, are widely present in a variety of plant-based foods and beverages, where they contribute significantly to flavor, astringency, and numerous health benefits.
Fernanda Cosme +5 more
doaj +2 more sources
Short-Term Effects of Alfalfa Silage Versus Hay, with or Without Hydrolysable Tannins, on Production Performance, Rumen Fermentation, and Nutrient Digestibility in Mid-Lactation Dairy Cows [PDF]
MicroorganismsThis study examined the effects of alfalfa silage versus alfalfa hay in a total mixed ration (TMR) on milk yield, rumen fermentation, and nutrient digestibility in dairy cows.
Xuning Miao +10 more
doaj +2 more sources
Effects of hydrolyzable tannin extract obtained from sweet chestnut wood (Castanea sativa Mill.) against bacteria causing subclinical mastitis in Thai Friesian dairy cows [PDF]
Veterinary World, 2021 Background and Aim: Hydrolyzable tannins are an important group of secondary plant metabolites, which are known for antimicrobial activity. This study aimed to assess the efficiency with which a hydrolyzable tannin extract from sweet chestnut wood ...
Tipwadee Prapaiwong +3 more
doaj +1 more source