Results 81 to 90 of about 5,399 (207)

Ethnomedicinal Properties and Technological Challenges of Pomegranate Fruit as a Value‐Added Product

open access: yeseFood, Volume 7, Issue 3, June 2026.
This review aims to provide a comprehensive review of pomegranate (Punica granatum) as a nourishing powerhouse, focusing on its remarkable nutritional conformation, bioactive composites, and substantial health assistance. This emphasizes the adaptableness and developing demand in the functional food market, as it discovers the potential solicitations ...
Muhammad Tayyab Arshad   +5 more
wiley   +1 more source

Ellagitannin Chemistry. Studies on the Stability and Reactivity of 2,4-HHDP-Containing Glucopyranose Systems

open access: yes, 2016
The synthesis of a 2,4-HHDP containing glucopyranose ellagitannin model system has been achieved. Attempts to prepare a related target bearing a 1,6 bridge led instead to the discovery of a likely strain-driven tautomerization to cyclohexadienone ...
Ken S. Feldman (1470532)   +2 more
core   +1 more source

Isolation of Ellagitannin Monomer and Macrocyclic Dimer from Castanopsis carlesii Leaves [PDF]

open access: yes, 2012
In a phytochemical and chemotaxonomical investigation of Castanopsis species (Fagaceae), new monomeric and dimeric ellagitannins, named carlesiins A (1) and B (2), were isolated from fresh leaves of Castanopsis carlesii along with 55 known compounds ...
Kouno, Isao   +5 more
core   +1 more source

The Supporting Role of Natural Products as Effective Adjuvants in Cancer Immunotherapy

open access: yeseFood, Volume 7, Issue 3, June 2026.
Natural products, as multi‐target and low‐toxicity adjuvants, enhance immune checkpoint inhibitor responses and reduce immune‐related adverse events through T cell reprogramming, microenvironment remodeling, and microbiota‐immune modulation. ABSTRACT Immune checkpoint inhibitors (ICIs) have revolutionized the treatment landscape of malignant tumors ...
Boyang Liu   +6 more
wiley   +1 more source

Compositional and sensory characterization of grape proanthocyanidins and oak wood ellagitannin

open access: yes, 2015
Aimed at increasing our knowledge on the astringency of sensory-active non-volatiles compounds migrating principally from grapes and from oak wood into the wine, grape extracts and an aqueous ethanolic extract from oak wood chips were used for their key ...
Pierre-Louis Teissedre   +12 more
core   +1 more source

Antimicrobial Activities of Ellagitannins against Clostridiales perfringens, Escherichia coli, Lactobacillus plantarum and Staphylococcus aureus

open access: yesMolecules, 2020
In this study, we tested the growth inhibition effect of 22 individual ellagitannins and of pentagalloylglucose on four bacterial species, i.e., Clostridiales perfringens, Escherichia coli, Lactobacillus plantarum and Staphylococcus aureus.
Elina Puljula   +3 more
doaj   +1 more source

Ellagitannin Chemistry. Syntheses of Tellimagrandin II and a Dehydrodigalloyl Ether-Containing Dimeric Gallotannin Analogue of Coriariin A

open access: yes, 2016
The first chemical synthesis of the naturally occurring ellagitannin tellimagrandin II is reported. Key steps of the synthesis include the atropselective oxidative coupling of suitably protected galloyl rings at the O(4) and O(6) positions of a ...
Ken S. Feldman (1470532)   +1 more
core   +1 more source

Dimeric ellagitannins in plants of melastomataceae.

open access: yesChemical and Pharmaceutical Bulletin, 1986
Six novel ellagitannins, four of which are dimers mutually correlated in their structures, have been isolated from Tibouchina semidecandra, and Medinilla magnifica. Their structures were elucidated based on spectral and chemical evidence.
Yoshida, Takashi   +6 more
openaire   +2 more sources

Syntheses of All-Methylated Ellagitannin, Isorugosin B and Rugosin B

open access: yes, 2011
application/pdfEllagitannins possess a wide range of biological activities and remarkable structural diversity, which commonly include an axially chiral biaryl unit. This paper describes syntheses of all-methylated versions of isorugosin B and rugosin B,
Shioe, Kazuma   +11 more
core   +2 more sources

Addition of wood chips in red wine during and after alcoholic fermentation: differences in color parameters, phenolic content and volatile composition

open access: yesOENO One, 2016
The effect of the time of wood chip addition on phenolic content, color parameters and volatile composition of a red wine made by a native Greek variety (Agiorgitiko) was evaluated.
Maria Kyraleou   +6 more
doaj   +1 more source

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