Results 11 to 20 of about 162,999 (382)

ABTS/TAC Methodology: Main Milestones and Recent Applications

open access: yesProcesses, 2023
ABTS (2,2′-azino-bis-(3-ethylbenzothiazoline-6-sulfonic) acid) is a widely used compound for determining the total antioxidant capacity (TAC) of plant extracts, food, clinical fluids, etc.
A. Cano   +3 more
semanticscholar   +1 more source

Verification of the Conditions for Determination of Antioxidant Activity by ABTS and DPPH Assays—A Practical Approach

open access: yesMolecules, 2021
The ABTS and DPPH methods are among the most popular assays of antioxidant activity determination. Attempts to adapt them to different analytes and the search for the highest values of antioxidant activity has resulted in a large variety of assay ...
R. Wołosiak   +7 more
semanticscholar   +1 more source

A Modification of the ABTS• Decolorization Method and an Insight into Its Mechanism

open access: yesProcesses, 2022
A modification of the ABTS• decolorization assay for plate readers is presented. In our modification, 200 µL of ABTS solution of absorbance 1.0 at 734 nm was added with an antioxidant and decreased absorbance resulted.
Kacper Kut   +4 more
semanticscholar   +1 more source

Behavior of the Biological Control Agent Bacillus thuringiensis subsp. aizawai ABTS-1857 and Salmonella enterica on Spinach Plants and Cut Leaves

open access: yesFrontiers in Microbiology, 2021
Fresh produce has been identified as an important vehicle for the transmission of foodborne pathogens. This study evaluated the behavior of vegetative cells and spores of Bacillus thuringiensis, one of the main biological control agents (BCAs) used in ...
Xingchen Zhao   +4 more
semanticscholar   +1 more source

A Highly Sensitive and Selective Probe for the Colorimetric Detection of Mn(II) Based on the Antioxidative Selenium and Nitrogen Co-Doped Carbon Quantum Dots and ABTS•+

open access: yesFrontiers in Chemistry, 2021
Herein, selenium and nitrogen co-doped carbon quantum dots (Se/N-CQDs) were hydrothermally synthesized by using citric acid, histidine, and sodium selenite, which had sp3 and sp2 hybridized carbon atoms and showed excitation-dependent fluorescence ...
Qinhai Xu   +3 more
semanticscholar   +1 more source

In-vitro antioxidant and anti-inflamatory activities of Pituranthos chloranthus and Artemisia vulgaris from Tunisia [PDF]

open access: yes, 2020
Pituranthos chloranthus and Artemisia vulgaris L. are two of the most important aromatic and medicinal species from the Apiaceae and Asteraceae families, respectively. They are traditionally used in certain pathologies in which inflammatory processes are
AAZZA, Smail   +3 more
core   +1 more source

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   +5 more sources

Antioxidant Capacity and Antimicrobial Activity of Commercial Samples of Guava Leaves (\u3cem\u3ePsidium guajava\u3c/em\u3e) [PDF]

open access: yes, 2020
Psidium guajava is a small tree native to South and Central America. Guava leaves have traditionally been used for treating different illnesses. These benefits can be attributed to phenolics and flavonoids produced by guava.
Alsaidi, Sahar   +11 more
core   +2 more sources

A study of the antioxidant capacity of oak wood used in wine ageing and the correlation with polyphenol composition [PDF]

open access: yes, 2011
The antioxidant capacity of oak wood used in the ageing of wine was studied by four different methods: measurement of scavenging capacity against a given radical (ABTS, DPPH), oxygen radical absorbance capacity (ORAC) and the ferric reducing antioxidant ...
Alañón, M.E.   +4 more
core   +1 more source

Fingerprinting FTIR-ATR Fraksi Kopi Robusta dan Arabika serta Korelasinya terhadap Aktivitas Antioksidan

open access: yesJurnal Teknologi dan Industri Pangan, 2023
Coffee has a positive effect on health due to its high content of antioxidant compounds. The potential antioxidant activity of coffee is strongly influenced by its chemical compound profile. This study aimed to analyze the effect of different solvents on
Masjuwina Simatupang   +2 more
doaj   +1 more source

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