Results 31 to 40 of about 87,609 (254)

Szabadgyök-felszabadulás vizsgálata femtoszekundumos lézerrel asszisztált capsulotomiát követően [PDF]

open access: yes, 2016
Introduction: Femtosecond laser is a revolutionary, innovative treatment method used in cataract surgery. Aim: To evaluate free radical quantity in the anterior chamber of the eye, during femtosecond laser assisted capsulotomy, in a porcine eye model ...
Blázovics, Anna   +6 more
core   +1 more source

Ce(III)‐Based Coordination‐Complex‐Based Efficient Radical Scavenger for Exceptional Durability Enhancement of Polymer Application in Proton‐Exchange Membrane Fuel Cells and Organic Photovoltaics

open access: yesAdvanced Energy & Sustainability Research, 2022
To realize the practical application of energy conversion and storage devices for a sustainable future, improving their durability is critically important.
Taehyun Kwon   +9 more
doaj   +1 more source

Modulation of 5-Aminolevulinic acid mediated photodynamic therapy induced cell death in a human lung adenocarcinoma cell line [PDF]

open access: yes, 2016
Photodynamic therapy (PDT) is a cancer treatment involving the administration of a photosensitising drug which selectively accumulates in tumor tissue, followed by irradiation with appropriate wavelength light.
Battle, A.   +3 more
core   +2 more sources

Free radical scavenging properties of pyrimidine derivatives [PDF]

open access: yesOrganic and Medicinal Chemistry Letters, 2012
Free radicals are well known for playing a dual role in our body- deleterious as well as beneficial. It includes a metabolic pathway for its generation. Oxidative stress in our body occurs due to excessive generation of free radicals and reduced level of antioxidants, but at low concentrations, these radicals help to perform normal physiological ...
Rupesh Dudhe, Tabassum Bano, Nitin Kumar
openaire   +3 more sources

Electrochemical evaluation of total antioxidant capacity of beverages using a purine-biosensor [PDF]

open access: yes, 2012
In this paper, it was evaluated the total antioxidant capacity (TAC) of beverages using an electrochemical biosensor. The biosensor consisted on the purine base (guanine or adenine) electro-immobilization on a glassy carbon electrode surface (GCE ...
Barroso, M. Fátima   +2 more
core   +1 more source

Total phenolic content and antioxidant activities of binahong (Anredera cordifolia.)

open access: yesJKKI (Jurnal Kedokteran dan Kesehatan Indonesia), 2019
Background: Binahong plants are reportedly containing polyphenols, flavonoids, and steroid compounds. The content of polyphenols and flavonoids plays an important role as antioxidants.
Hari Susanti
doaj   +1 more source

Multiple free-radical scavenging capacity in serum [PDF]

open access: yesJournal of Clinical Biochemistry and Nutrition, 2012
We have developed a method to determine serum scavenging-capacity profile against multiple free radical species, namely hydroxyl radical, superoxide radical, alkoxyl radical, alkylperoxyl radical, alkyl radical, and singlet oxygen. This method was applied to a cohort of chronic kidney disease patients.
Masashi Shimmei   +4 more
openaire   +3 more sources

Antioxidant-Free Radical Scavenging of Some Euphorbiaceae Herbs

open access: yesISCC (Indonesian Journal of Cancer Chemoprevention), 2011
In order to screen natural antioxidant, the research about antioxidant of some Euphobiaceae herbs, have been conducted. The air-dried herbs  of Euphorbia heterophylla L, Phyllanthus acidus (L.) Skeels, and Phyllanthus buxifolius Muell Arg were extracted ...
Titik Sunarni, Fransiska Leviana
doaj   +1 more source

Study of in vitro and in vivo free radical scavenging activity for radioprotection of cerium oxide nanoparticles

open access: yesIraqi Journal of Physics, 2018
Nanoceria have shown numerous unique characteristics, such as biocompatibility and are excellent agents for biological applications. The aim of this study is to investigate cerium oxide nanoparticles for 2, 2- diphenyl-1-picryl-hydrazyl-hydrate (DPPH ...
Asia H. Al-Mashhadani
doaj   +1 more source

Use of Melatonin in Oxidative Stress Related Neonatal Diseases

open access: yesAntioxidants, 2020
Reactive oxygen species have a crucial role in the pathogenesis of perinatal diseases. Exposure to inflammation, infections, or high oxygen concentrations is frequent in preterm infants, who have high free iron levels that enhance toxic radical ...
Gabriella D’Angelo   +3 more
doaj   +1 more source

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