Results 11 to 20 of about 2,469 (203)

Separation, Identification, and Bioactivities of the Main Gallotannins of Red Sword Bean (Canavalia gladiata) Coats [PDF]

open access: yesFrontiers in Chemistry, 2018
The red sword bean (Canavalia gladiata) is an underutilized edible bean cultivated in China. It was previously found to have the highest content of antioxidant polyphenols among 42 edible beans, mainly gallic acid, and gallotannins in its red bean coat ...
Ren-You Gan   +7 more
doaj   +2 more sources

Perspectives for gallotannins neuroprotective potential - current experimental evidences [PDF]

open access: yesJournal of Medical Science, 2016
Gallotannins are class of hydrolyzable tannins consisting of gallic acid and a sugar moiety. Currently, there is growing interest around a possible neuroprotective effect of this class of phytochemicals, which is suggested to be a result of their active ...
Radosław Kujawski   +9 more
doaj   +2 more sources

Effect of SO2, glutathione and gallotannins on the shelf-life of a Cortese white wine bottled with different oxygen intakes [PDF]

open access: yesOENO One, 2022
The work aimed to study the effect of adding reduced glutathione (GSH) and/or gallotannins at bottling on the shelf-life of a Cortese white wine to limit the use of SO2. The experimental trial was carried out following a full factorial plan consisting of
Silvia Motta   +4 more
doaj   +3 more sources

Partition Coefficients (logP) of Hydrolysable Tannins [PDF]

open access: yesMolecules, 2020
The partition coefficients (logP) between n-octanol and water of 47 purified and characterized hydrolysable tannins were measured with the shake flask method utilizing UPLC and HPLC with UV detection.
Valtteri Virtanen, Maarit Karonen
doaj   +5 more sources

New Gallotannin and other Phytochemicals from Sycamore Maple () Leaves [PDF]

open access: yesNatural Product Communications, 2015
The maple (Acer) genus is a reported source of bioactive (poly)phenols, including gallotannins, but several of its members, such as the sycamore maple (A. pseudoplatanus) . remain uninvestigated. Herein, thirty-nine compounds, including a new gallotannin,
Lu Zhang   +6 more
doaj   +2 more sources

A Novel Strategy for Unveiling Spatial Distribution Pattern of Gallotannins in Paeonia rockii and Paeonia ostii Based on LC–QTRAP–MS [PDF]

open access: yesMetabolites, 2022
Gallotannins (GTs) are a series of hydrolyzable tannins with multiple health-promoting effects. In this study, an integrated liquid chromatography tandem mass spectrometry (LC–MS/MS) strategy was developed for unveiling the spatial distribution pattern ...
Zhangzhen Bai   +12 more
doaj   +2 more sources

A structurally unique Fusobacterium nucleatum tannase provides detoxicant activity against gallotannins and pathogen resistance [PDF]

open access: yesMicrobial Biotechnology, 2022
Summary Colorectal cancer pathogenesis and progression is associated with the presence of Fusobacterium nucleatum and the reduction of acetylated derivatives of spermidine, as well as dietary components such as tannin‐rich foods.
José Miguel Mancheño   +23 more
doaj   +4 more sources

Review: Gallotannins; Biosynthesis, Structure Activity Relationship, Anti-inflammatory and Antibacterial Activity [PDF]

open access: yes, 2021
Tannins are one of the main compounds in plants with potential health benefits. Gallotannin is one of the biologically active tannins groups produced by some medicinal plants.
Ilham Kurniawan   +3 more
core   +2 more sources

Isolation and Characterization of Galloylglucoses Effective against Multidrug-Resistant Strains of Escherichia coli and Klebsiella pneumoniae

open access: yesMolecules, 2022
The search for new antibiotics against multidrug-resistant (MDR), Gram-negative bacteria is crucial with respect to filling the antibiotics development pipeline, which is subject to a critical shortage of novel molecules. Screening of natural products is
Nelson E. Masota   +4 more
doaj   +1 more source

The determination of the phytochemical composition of the Altabor substance

open access: yesЖурнал органічної та фармацевтичної хімії, 2021
The development of medicines based on alder cone extracts led to the introduction of Altan and Altabor medicines into medical practice. The technology of extraction cake from cones has made it possible to obtain extracts with different therapeutic ...
S. Yu. Sheiko, A. S. Shalamay
doaj   +1 more source

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