Results 31 to 40 of about 279,038 (348)

Methods to Determine Chain-Breaking Antioxidant Activity of Nanomaterials beyond DPPH•. A Review

open access: yesAntioxidants, 2021
This review highlights the progress made in recent years in understanding the mechanism of action of nanomaterials with antioxidant activity and in the chemical methods used to evaluate their activity.
A. Baschieri, Riccardo Amorati
semanticscholar   +1 more source

Paddy straw: an economical substrate for oyster mushroom (Pleurotus ostreatus) cultivation [PDF]

open access: yesE3S Web of Conferences, 2022
Cultivation of the Pleurotus ostreatus, oyster mushroom on paddy straw without supplements was investigated to follow circular economy concept to convert agricultural waste to value added products.
Thomas Anne Sahithi Somavarapu   +4 more
doaj   +1 more source

Extraction and characterization of essential oil of nutmeg (Myristica fragrans) fruit pericarp and utilization as a surface coating material to improve the shelf life of paneer [PDF]

open access: yesJournal of Veterinary and Animal Sciences, 2023
Paneer is a traditional dairy product of India and is similar to unripened soft cheese. It is used as a raw material for the preparation of a variety of culinary dishes and snacks.
V. L. Vyshak   +5 more
doaj   +1 more source

Study of the local field distribution on a single-molecule magnet-by a single paramagnetic crystal; a DPPH crystal on the surface of an Mn12-acetate crystal [PDF]

open access: yes, 2011
The local magnetic field distribution on the subsurface of a single-molecule magnet crystal, SMM, above blocking temperature (T >> Tb) detected for a very short time interval (~ 10-10 s), has been investigated.
Boris Rakvin   +5 more
core   +2 more sources

Phenotypic Plasticity, Growth, Biochemical Composition, Total Phenolic Content, and AntioxidanActivity of Microalga Desmodesmus multivariabilis Under Different Nitrogen and Phosphorus Concentrations [PDF]

open access: yesChemical and Biochemical Engineering Quarterly
The use of microalgae in biotechnological studies is increasing day by day because of their ability to produce and store secondary metabolites under extreme conditions.
F. Akgül, S. Kösel
doaj   +1 more source

ISOLASI DAN UJI ANTIOKSIDAN HISPERIDIN DARI KULIT JERUK BALI (Citrus maxima Merr) SEBAGAI PENINGKAT IMUN UNTUK MENCEGAH COVID-19 DENGAN METODE DPPH.

open access: yesJurnal Delima Harapan, 2021
Kulit buah jeruk selama ini tidak dimanfaatkan  padahal kandungan senyawa kulit jeruk yang sangatlah sangatlah bervariasi salah satu senyawa yang terdapat dalam kulit jeruk jeruk adalah hesperidin yang termasuk golongan flavanoid.
Tatiana siska wardani   +3 more
doaj   +1 more source

Comparison of total polyphenols content and antioxidant potential of wines from ‘Welschriesling’ and ‘Sauvignon Blanc’ varieties during ageing on fine lees

open access: yesActa Agriculturae Slovenica, 2016
Phenolic compounds are key components of wine, since they contribute to wine characteristics such as colour, astringency and bitterness. They also act like antioxidants, with mechanisms involving free-radical scavenging that could prevent cardiovascular ...
Jasna Lužar   +3 more
doaj   +1 more source

Single crystals of DPPH grown from diethyl ether and carbon disulfide solutions - Crystal structures, IR, EPR and magnetization studies [PDF]

open access: yes, 2010
Single crystals of the free radical 2,2-diphenyl-1-picrylhydrazyl (DPPH) obtained from diethyl ether (ether) and carbon disulfide (CS2) were characterized by the X-ray diffraction, IR, EPR and SQUID magnetization techniques. The X-ray structural analysis
Allen   +35 more
core   +2 more sources

Model mass spectrometric study of competitive interactions of antimicrobial bisquaternary ammonium drugs and aspirin with membrane phospholipids [PDF]

open access: yes, 2013
The aim of the study is to reveal molecular mechanisms of possible activity modulation of antimicrobial bis-quaternary ammonium compounds (BQAC) and aspirin (ASP) through noncovalent competitive complexation under their combined introduction into the ...
Gömöry, Ágnes   +3 more
core   +2 more sources

Chemical Composition and in Vitro Evaluation of the Antioxidant and Antimicrobial Activities of Eucalyptus gillii Essential Oil and Extracts [PDF]

open access: yes, 2012
In this study, essential oil and various extracts (hexane, petroleum ether, acetone, ethanol, methanol and water) of Eucalyptus gilii were screened for their chemical composition, antimicrobial and antioxidant activities.
Ahmed Lebrihi   +20 more
core   +4 more sources

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