Results 61 to 70 of about 91,821 (200)

Aluminum-induced changes in reactive oxygen species accumulation, lipid peroxidation and antioxidant capacity in wheat root tips

open access: yesBiologia Plantarum, 2012
The present study investigated the effects of aluminum on lipid peroxidation, accumulation of reactive oxygen species and antioxidative defense systems in root tips of wheat (Triticum aestivum L.) seedlings.
F. J. Xu   +6 more
doaj   +1 more source

Antioxidant and Anti-Arthritic Activities of Green Seaweed Halimeda tuna Methanolic Extract

open access: yesSqualen
Seaweed contains various bioactive compounds rich in pharmacological potentials, such as antioxidants and anti-arthritic. This study aims to determine the antioxidant and anti-arthritic activities of the methanolic extract of Halimeda tuna. Halimeda tuna
Mohamad Gazali   +5 more
doaj   +1 more source

Phytochemical Composition of Brewers’ Spent Grains

open access: yesActa Universitatis Cibiniensis. Series E: Food Technology, 2020
Brewers’ spent grains (BSG) are the main waste product of the brewing industry, accounting for about 85% of the total waste materials. Their composition is different (due to various brewing technologies) but includes high levels of dietary fiber ...
Ivanova Kristina   +4 more
doaj   +1 more source

Universal Approach to FRAP Analysis of Arbitrary Bleaching Patterns

open access: yesScientific Reports, 2015
The original approach to calculating diffusion coefficients of a fluorescent probe from Fluorescence Recovery After Photobleaching (FRAP) measurements assumes bleaching with a circular laser beam of a Gaussian intensity profile.
D. Blumenthal   +3 more
semanticscholar   +1 more source

Quince (Cydonia oblonga Mill.) as a useful source of antioxidants – antioxidant activity evaluation

open access: yesHerba Polonica, 2018
Introduction: Quince (Cydonia oblonga Mill.) is a plant of which both the fruits and the leaves are sources of compounds with antioxidant potential. Such activity could be helpful to prevent the development of so-called oxidative stress.
Muzykiewicz Anna   +2 more
doaj   +1 more source

Establishing reference values and evaluation of an in-house ferric reducing antioxidant power (FRAP) colorimetric assay in microplates

open access: yes, 2016
Objective.  The total antioxidant capacity (TAC) of a sample can be measured with a ferric reducing antioxidant power (FRAP) assay. There are commercially available kits for FRAP assays, however they are more expensive than in-house kits.
Y. Ustundağ   +6 more
semanticscholar   +1 more source

Evaluation of Pulsed-FRAP and Conventional-FRAP for Determination of Protein Mobility in Prokaryotic Cells

open access: yesPLoS ONE, 2011
Macromolecule mobility is often quantified with Fluorescence Recovery After Photobleaching (FRAP). Throughout literature a wide range of diffusion coefficients for GFP in the cytoplasm of Escherichia coli (3 to 14 µm²/s) is reported using FRAP-based approaches.
Mika, Jacek T.   +4 more
openaire   +5 more sources

Effect of drought on the antioxidant activity of corn from various soil and climatic regions

open access: yesRUDN Journal of Ecology and Life Safety, 2018
The antioxidant activity of an annual plant Maize Zea of the Armenian population, which grew in various soil-climatic regions of Armenia, was studied. Antioxidant activity by four biochemical parameters was evaluated, the quantitative changes of which ...
Astghik Rafikovna Sukiasyan
doaj   +1 more source

Changes in the Antioxidant Capacity and Iron-Binding Properties of Bovine Spermatozoa Following In Vitro Incubation with Ferrous or Ferric Iron

open access: yesScientific Papers Animal Science and Biotechnologies, 2023
The aim of this study was to assess the impact of ferrous (Fe2+) or ferric (Fe3+) iron on the antioxidant capacity and the ability to bind iron of bovine spermatozoa at specific time intervals (0h, 2h, 8h, 16h and 24h) during an in vitro culture.
Eva Tvrdá   +4 more
doaj  

Correlation of phytochemical content with antioxidant potential of various sweet potato (Ipomoea batatas) in West Java, Indonesia

open access: yesAsian Pacific Journal of Tropical Biomedicine, 2018
Objective: To determine antioxidant activity and phytochemical content from various tubers extracts of sweet potato (Ipomoea batatas) and to explore the correlation of phytochemical content with their antioxidant activities.
Irda Fidrianny   +2 more
doaj   +1 more source

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