Results 41 to 50 of about 26,295 (239)

Antioxidant and free radical scavenging activity of [PDF]

open access: yes, 2008
Background Many diseases are associated with oxidative stress caused by free radicals. Current research is directed towards finding naturally-occurring antioxidants of plant origin.
Bibhabasu Hazra   +2 more
core   +1 more source

Probing the toxic hypochlorous acid in natural waters and biosystem by a coumarin-based fluorescence probe

open access: yesEcotoxicology and Environmental Safety
Since the onset of the SARS-CoV-2 pandemic in early 2020, there has been a notable rise in sodium hypochlorite disinfectants. Sodium hypochlorite undergoes hydrolysis to generate hypochlorous acid for virus eradication.
Junyan Ma   +6 more
doaj   +1 more source

A Highly Selective Fluorescent Probe for Hypochlorous Acid in Living Cells Based on a Naphthalene Derivative

open access: yesInternational Journal of Analytical Chemistry, 2022
Hypochlorous acid (HOCl) was crucial for maintaining the homeostasis in cells and plays vital roles in many physiological and pathological processes. In this work, a highly selective fluorescent probe for hypochlorous acid in living cells was constructed
Jingguo Sun   +7 more
doaj   +1 more source

REAGENTS FOR DETECTION OF HYPOCHLOROUS ACID [PDF]

open access: yes, 2009
Provided herein are compounds or hypochlorous acid probes which can be used as reagents for measuring, detecting and/or screening, directly or indirectly, hypochlorous acid or hypochlorite.

core  

Auto‐Generated Valence States in Electrocatalysts for Boosting Oxygen and Hydrogen Evolution Kinetics in Alkaline Water/Alkaline Seawater/Simulated Seawater/Natural Seawater

open access: yesAdvanced Functional Materials, EarlyView.
This review systematically highlights the latest achievements in mixed‐valence states relevant to hydrogen and oxygen evolution reactions, providing essential insights into future directions and methods for large‐scale practical implementation. This critical review is expected to provide an overview of recent advancements in diverse valence‐state metal
Jitendra N. Tiwari   +4 more
wiley   +1 more source

Antioxidant and cytotoxic studies for kaempferol, quercetin and isoquercitrin

open access: yesEclética Química, 2018
The aim of the present study was to investigate a cytotoxic oxidative cell stress related and the antioxidant profile of kaempferol, quercetin, and isoquercitrin. The flavonol compounds were able to act as scavengers of superoxide anion (but not hydrogen
José Carlos Rebuglio Vellosa   +7 more
doaj   +1 more source

Pharmacological evaluation and preclinical studies of hypochlorous acid solution

open access: yesUkrainian Journal of Veterinary and Agricultural Sciences, 2023
The article presents materials on the electrochemical synthesis of hypochlorous acid and its pharmacological and toxicological evaluation. In the market of veterinary drugs, special attention has been paid to long-known, potent detoxifying antimicrobial ...
O. M. Brezvyn   +6 more
doaj   +1 more source

Antioxidative properties of tronchuda cabbage (Brassica oleracea L. var. costata DC) external leaves against DPPH, superoxide radical, hydroxyl radical and hypochlorous acid [PDF]

open access: yes, 2006
The ability of the aqueous extract of tronchuda cabbage (Brassica oleracea L. var. costata DC) external leaves to act as a scavenger of DPPH- and reactive oxygen species (superoxide radical, hydroxyl radical and hypochlorous acid) was investigated.
Andrade, P.B.   +6 more
core   +1 more source

Nanotherapies for Atherosclerosis: Targeting, Catalysis, and Energy Transduction

open access: yesAdvanced Healthcare Materials, EarlyView.
Atherosclerosis management is hindered by poor drug targeting and plaque heterogeneity. Nanotechnology overcomes these barriers via three core strategies: (1) target‐engineered nanocarriers that achieve lesion‐specific precision via ligand modification, biomimetic camouflage, stimuli‐responsive release, and self‐propelling nanomotors; (2) catalytic ...
Yuqi Yang   +4 more
wiley   +1 more source

Hypochlorous acid inactivates oral pathogens and a SARS-CoV-2-surrogate

open access: yesBMC Oral Health, 2023
Background Droplets and aerosols produced during dental procedures are a risk factor for microbial and viral transmission. Unlike sodium hypochlorite, hypochlorous acid (HOCl) is nontoxic to tissues but still exhibits broad microbicidal effect.
Kento Tazawa   +5 more
doaj   +1 more source

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