Results 101 to 110 of about 316,761 (234)

Formation of Condensed Tannins in Plants [PDF]

open access: yesNature, 1958
I have presented evidence1 that leucoanthocyanins are probable precursors of condensed tannins; recent examination of Schinopsis spp.2,3 supports this view (see also ref. 4). It was shown1 that most of the soluble phenolic materials in the sapwood of Eucalyptus marginata were leucoanthocyanins, and that the amount increased at the sapwood–heartwood ...
openaire   +1 more source

Targeted metabolomics reveals the optimal harvest time of Cabernet Sauvignon grapes in an emerging high‐altitude tropical region

open access: yesJournal of the Science of Food and Agriculture, Volume 106, Issue 9, Page 5614-5628, July 2026.
Abstract BACKGROUND Climate change has driven the expansion of viticulture in high‐altitude tropical regions. The dynamics of grape ripening and its metabolic profile are influenced by climatic conditions. This study aimed to identify the optimal harvest period for Cabernet Sauvignon grapes cultivated in an emerging Brazilian high‐altitude region using
Laura O. Lago   +6 more
wiley   +1 more source

Root and leaf litter diversity below‐ground shape soil carbon stabilization and priming through altered decomposition dynamics

open access: yesFunctional Ecology, Volume 40, Issue 7, Page 2173-2189, July 2026.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Root and leaf turnover is a major contributor to soil organic carbon (SOC) dynamics and storage. However, while roots of multiple species occur in soils, and leaves are often incorporated to soil by bioturbation processes, it remains unknown how litter mixing in soils ...
Raoul Huys   +2 more
wiley   +1 more source

Antioxidants in Plant‐Based Food Matrices: From Structure–Activity and Degradation Kinetics to Formulation Design

open access: yesComprehensive Reviews in Food Science and Food Safety, Volume 25, Issue 4, July 2026.
ABSTRACT Plant‐based antioxidants are widely incorporated into foods to retard oxidative deterioration and to deliver health‐related benefits. Yet, their in‐product and in vivo performance frequently diverges from predictions based on solution‐phase chemical assays, because matrix interactions, processing history, and host metabolism reshape both ...
Márcio Vargas‐Ramella   +6 more
wiley   +1 more source

Iron Complexes With Proteins, Carbohydrates, and Maillard Products in Dairy Systems: Implication for Fortification, Bioavailability, and Product Functionality

open access: yesComprehensive Reviews in Food Science and Food Safety, Volume 25, Issue 4, July 2026.
ABSTRACT The global prevalence of iron (Fe) deficiency anemia (IDA) continues to pose major public health challenges, necessitating the development of effective fortification strategies. Dairy‐based systems are promising vehicles for Fe fortification and delivery due to their widespread consumption and nutritional value, although their complex matrix ...
Ishara De Silva   +5 more
wiley   +1 more source

The synthesis of condensed tannins

open access: yes, 1994
A literature review with 110 references is presented which examines the history of the chemistry of condensed tannins and the development of this chemistry in parallel with the development of modern analytical techniques. The role which these compounds play in the wine and brewing industries is discussed.
openaire   +1 more source

Screening and identification of a alfalfa condensed tannin-degrading bacterium

open access: yesSiliao yanjiu
The study aimed to screen and identify tannin-degrading bacteria to provide microbial resources for the biodegradation of condensed tannins and to potentially expand the utilization of alfalfa. A strain capable of degrading condensed tannins was isolated
HE Jin-huan, LI Jing, LU Peng-fei
doaj  

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