Results 161 to 170 of about 78,372 (298)

Investigation of antioxidants and intrinsic factors as the cause of discoloration in vacuum-packaged beef. [PDF]

open access: yesFood Sci Anim Resour
Krell J   +6 more
europepmc   +1 more source

Protease and Phytase Alleviate Digestive Limitations of Canola Seed in Broiler Chickens

open access: yesVeterinary Medicine and Science, Volume 12, Issue 6, November 2026.
Protease and phytase, especially in combination, counteracted the digestive limitations of 10% canola seed in broiler diets by improving nutrient utilisation, intestinal health, microbial balance, digesta viscosity, bone quality and growth performance.
Ramazan Sheikh‐Nazari   +2 more
wiley   +1 more source

Effects of gamma-tocopherol supplementation on thrombotic risk factors

open access: yes, 2007
Objective: The antioxidant activity of vitamin E is derived primarily from alpha-tocopherol (a-T) and gammatocopherol (?-T). Results of epidemiological studies have demonstrated an inverse relationship between vitamin E intake and coronary disease ...
Hawley, John A   +4 more
core  

Influence of Tapered‐End and Round‐End Bristle Designs on the Abrasive Enamel Wear Using Toothpastes With High Discrepancies in Abrasiveness

open access: yesInternational Journal of Dental Hygiene, Volume 24, Issue 4, Page 744-752, November 2026.
ABSTRACT Purpose The aim of this in vitro study was to investigate the influence of bristle end design of toothbrushes and the relative enamel abrasivity (REA) of used toothpaste on the resulting abrasive enamel wear. Materials and Methods A total of 160 bovine enamel samples were allocated into eight groups (n = 20) and surface topography was recorded
Michelle S. Stübi   +5 more
wiley   +1 more source

Functionalization of Peptides via Radical Arylation

open access: yesChemBioChem, Volume 27, Issue 19, 14 October 2026.
Radical chemistry has only rarely been applied to peptide functionalization. This short review highlights radical arylation as an attractive approach to access functionalized peptides under mild, biocompatible conditions without protecting groups.
Daniel R. Troeger, Markus R. Heinrich
wiley   +1 more source

Tocopherol [PDF]

open access: yes, 2019
openaire   +1 more source

Proton‐Coupled Electron Transfer in Reaction of Catecholamines: Experimental and Computational Approach

open access: yesChemPhysChem, Volume 27, Issue 19, 14 October 2026.
Experimentally determined rate constants, kinetic isotope effects, and thermodynamic activation parameters in a nonpolar solvent, as well as density functional theory computational analysis of intrinsic bond orbitals (IBOs) along the intrinsic reaction coordinate (IRC) path including the transition state (TS), suggest that hydrogen transfer from ...
Ana Karković Marković   +3 more
wiley   +1 more source

Photobiocatalytic Linear Deracemization of β‐Hydroxynitriles

open access: yesChemSusChem, Volume 19, Issue 19, 14 October 2026.
Photosensitizers were screened for the oxidation of β‐hydroxynitriles under blue light irradiation, finding tetra‐n‐butyl decatungstate as the most suitable catalyst for accessing ketonitriles. Subsequently, bioreductions were carried out, leading to the identification of stereocomplementary alcohol dehydrogenases for the development of a linear ...
Sara Filgueira   +2 more
wiley   +1 more source

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