Results 11 to 20 of about 11,536 (226)

Structural Revisions in Natural Ellagitannins [PDF]

open access: yesMolecules, 2018
Ellagitannins are literally a class of tannins. Triggered by the oxidation of the phenolic parts on β-pentagalloyl-d-glucose, ellagitannins are generated through various structural conversions, such as the coupling of the phenolic parts, oxidation to ...
Hidetoshi Yamada   +4 more
doaj   +3 more sources

Fundamental Methods in Ellagitannin Synthesis [PDF]

open access: yesNatural Product Communications, 2017
This account describes methods for synthesizing natural ellagitannins. The ellagitannins, a class of polyphenols, has a wide variety of chemical structures and biological activities.
Hidetoshi Yamada   +3 more
doaj   +2 more sources

Ellagitannins in Cancer Chemoprevention and Therapy [PDF]

open access: yesToxins, 2016
It is universally accepted that diets rich in fruit and vegetables lead to reduction in the risk of common forms of cancer and are useful in cancer prevention. Indeed edible vegetables and fruits contain a wide variety of phytochemicals with proven antioxidant, anti-carcinogenic, and chemopreventive activity; moreover, some of these phytochemicals also
Ismail, Tariq   +7 more
openaire   +4 more sources

Ellagitannin Digestion in Moth Larvae and a New Dimeric Ellagitannin from the Leaves of Platycarya strobilacea [PDF]

open access: yesMolecules, 2021
Ellagitannins (ETs) are plant polyphenols with various health benefits. Recent studies have indicated that the biological activities of ETs are attributable to their degradation products, including ellagic acid and its gut microflora metabolites, such as urolithins. Insect tea produced in the Guangxi region, China, is made from the frass of moth larvae
Juri Takayoshi   +5 more
openaire   +3 more sources

Valorization of American Barrel-Shoot Wastes: Effect of Post Fermentative Addition and Readdition on Phenolic Composition and Chromatic Quality of Syrah Red Wines [PDF]

open access: yes, 2020
The influence of post fermentative addition of American barrel-shoot wastes on phenolic composition and chromatic quality of Syrah red wines has been evaluated as an environmentally sustainable alternative to the conventional winemaking for avoiding the ...
Baca Bocanegra, Berta   +3 more
core   +1 more source

Persistence of anticancer activity in berry extracts after simulated gastrointestinal digestion and colonic fermentation [PDF]

open access: yes, 2012
Fruit and vegetable consumption is associated at the population level with a protective effect against colorectal cancer. Phenolic compounds, especially abundant in berries, are of interest due to their putative anticancer activity.
A Gil-Izquierdo   +53 more
core   +3 more sources

Polyphenol Profile of Cistus × incanus L. and Its Relevance to Antioxidant Effect and α-Glucosidase Inhibition

open access: yesAntioxidants, 2023
The European Food Safety Authority recommends C. incanus as a natural source of antioxidants. Its activity is essentially determined by polyphenols, although specific compounds are not finally indicated.
Aneta Starzec   +5 more
doaj   +1 more source

Diverse Phytochemicals and Bioactivities in the Ancient Fruit and Modern Functional Food Pomegranate (Punica granatum). [PDF]

open access: yes, 2017
Having served as a symbolic fruit since ancient times, pomegranate (Punica granatum) has also gained considerable recognition as a functional food in the modern era. A large body of literature has linked pomegranate polyphenols, particularly anthocyanins
Tian, Li, Wu, Sheng
core   +2 more sources

Identification of Unstable Ellagitannin Metabolites in the Leaves of Quercus dentata by Chemical Derivatization

open access: yesMolecules, 2023
The identification of unstable metabolites of ellagitannins having ortho-quinone structures or reactive carbonyl groups is important to clarify the biosynthesis and degradation of ellagitannins.
Zhang-Bin Liu   +5 more
doaj   +1 more source

Influence of ellagitannins extracted by pomegranate fruit on disulfide isomerase PDIA3 activity [PDF]

open access: yes, 2019
Pomegranate fruit is a functional food of high interest for human health due to its wide range of phytochemicals with antioxidant properties are implicated in the prevention of inflammation and cancer. Ellagitannins, such as punicalagin and ellagic acid,
Altieri, Fabio   +6 more
core   +1 more source

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