Articles with "hydroxyl radical" as a keyword



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Self‐Cyclizing Antioxidants to Prevent DNA Damage Caused by Hydroxyl Radical

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Published in 2017 at "ChemBioChem"

DOI: 10.1002/cbic.201700341

Abstract: Antioxidant therapy is a promising treatment strategy for protecting DNA from the damage caused by reactive oxygen species (ROS). Here, we report new self‐cyclizing antioxidant reagents that are selective for the hydroxyl radical. Our mechanistic… read more here.

Keywords: dna damage; self cyclizing; damage caused; hydroxyl radical ... See more keywords
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The utilization of the search engine, Bolt, to decrease search time and increase peptide identifications in hydroxyl radical protein footprinting-based workflows.

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Published in 2021 at "Proteomics"

DOI: 10.1002/pmic.202000295

Abstract: Hydroxyl radical protein footprinting (HRPF) utilizes hydroxyl radicals to covalently modify solvent exposed regions of proteins. When coupled with mass spectrometry, HRPF can provide insightful information on protein structural changes including inside cells. However, the… read more here.

Keywords: search engine; search; time; hydroxyl radical ... See more keywords
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Gas-phase reaction of benzo[a]anthracene with hydroxyl radical in the atmosphere: products, oxidation mechanism, and kinetics

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Published in 2018 at "Journal of Molecular Modeling"

DOI: 10.1007/s00894-018-3862-x

Abstract: Polycyclic aromatic hydrocarbons (PAHs) have induced large-scale and long-term environmental contamination due to heavy emissions, toxicity, and persistence. The investigation of the ultimate sink of PAHs in the atmosphere is very important. In this work,… read more here.

Keywords: benzo anthracene; phase reaction; mechanism; hydroxyl radical ... See more keywords
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Modeling the pH and temperature dependence of aqueousphase hydroxyl radical reaction rate constants of organic micropollutants using QSPR approach

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Published in 2017 at "Environmental Science and Pollution Research"

DOI: 10.1007/s11356-017-0161-5

Abstract: Designing of advanced oxidation process (AOP) requires knowledge of the aqueous phase hydroxyl radical (●OH) reactions rate constants (kOH), which are strictly dependent upon the pH and temperature of the medium. In this study, pH-… read more here.

Keywords: temperature; rate constants; hydroxyl radical; reaction rate ... See more keywords
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Experimental and theoretical study of kinetic and mechanism of hydroxyl radical-mediated degradation of sulfamethazine

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Published in 2020 at "Environmental Science and Pollution Research"

DOI: 10.1007/s11356-020-10072-z

Abstract: Hydroxyl radical (•OH)-based advanced oxidation technologies (AOTs) is an effective and clean way to remove sulfonamide antibiotics in water at ambient temperature and pressure. In this study, we systematically investigated the degradation kinetics of sulfamethazine… read more here.

Keywords: degradation; theoretical study; study kinetic; hydroxyl radical ... See more keywords
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Kinetic and mechanism studies of musk tonalide reacted with hydroxyl radical and the risk assessment of degradation products

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Published in 2017 at "Catalysis Today"

DOI: 10.1016/j.cattod.2016.06.021

Abstract: Abstract Tonalide was extensively used as fragrances in various personal care products and recognized as emerging contaminant recently. In this study, the transient reactions of hydrophobic tonalide with hydroxyl radical ( OH), one of highly… read more here.

Keywords: studies musk; hydroxyl radical; degradation products; mechanism studies ... See more keywords
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Potential effects of rainwater-borne H2O2 on competitive degradation of herbicides and in the presence of humic acid.

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Published in 2017 at "Chemosphere"

DOI: 10.1016/j.chemosphere.2016.12.021

Abstract: In a previous piece of work, we reported some preliminary experimental results showing that hydrogen peroxide at a concentration range frequently encountered in rainwater could lead to degradation of three common herbicides (diuron, butachlor and… read more here.

Keywords: degradation; hydroxyl radical; butachlor; rainwater borne ... See more keywords
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How to measure quantum yield of hydroxyl radical during photolysis of natural Fe(III) carboxylates?

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Published in 2022 at "Chemosphere"

DOI: 10.1016/j.chemosphere.2022.134237

Abstract: The efficiency of oxidative species generation is one of the crucial parameters for the application of any system based on advanced oxidation processes (AOPs). This paper presents an approach to the correct determination of quantum… read more here.

Keywords: natural iii; photolysis natural; hydroxyl radical; quantum yield ... See more keywords
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Gypsum alleviated hydroxyl radical-mediated oxidative damages caused by alkaline bauxite residue in leaves of Atriplex canescens

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Published in 2017 at "Ecological Engineering"

DOI: 10.1016/j.ecoleng.2016.10.008

Abstract: Abstract The present study investigated pH, electrical conductivity (EC), Al level, and exchangeable sodium percentage (ESP) in a range of alkaline bauxite residue (ABR) treatments. Also investigated was the content change of reactive oxygen species… read more here.

Keywords: alkaline bauxite; hydroxyl radical; abr; leaves atriplex ... See more keywords
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Size distributions of particle-generated hydroxyl radical (·OH) in surrogate lung fluid (SLF) solution and their potential sources.

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Published in 2020 at "Environmental pollution"

DOI: 10.1016/j.envpol.2020.115582

Abstract: Although it is known that increases in ambient particulate matter (PM) levels are associated with elevated occurrence of adverse health outcomes, the understanding of the mechanisms of PM-related health effects is limited by our knowledge… read more here.

Keywords: generated hydroxyl; potential sources; hydroxyl radical; size ... See more keywords
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Physicochemical changes of myofibrillar proteins of squid (Argentinus ilex) induced by hydroxyl radical generating system.

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Published in 2019 at "Food chemistry"

DOI: 10.1016/j.foodchem.2019.06.008

Abstract: The effect of a hydroxyl radical generating system (HRGS), which contained FeCl3, sodium ascorbate, and different concentrations of H2O2, on the physiochemical properties of myofibrillar protein (MP) from squid mantles, has been investigated. The effect… read more here.

Keywords: hydroxyl radical; generating system; changes myofibrillar; radical generating ... See more keywords