Results 31 to 40 of about 41,756 (310)

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

Kinetic behaviour of DPPH radical scavenging activity of tomato waste extracts [PDF]

open access: yesJournal of the Serbian Chemical Society, 2012
The kinetic behaviour of tomato waste extracts (obtained from six genotypes) and standard antioxidant compounds (ascorbic and caffeic acid) were investigated using 2,2-diphenyl-1-picrylhydrazyl radical test.
Ćetković Gordana S.   +3 more
doaj   +1 more source

Habitat of in vivo transformation influences the levels of free radical scavengers in Clinostomum complanatum: implications for free radical scavenger based vaccines against trematode infections.

open access: yesPLoS ONE, 2014
BackgroundSince free radical scavengers of parasite origin like glutathione-S-transferase and superoxide dismutase are being explored as prospective vaccine targets, availability of these molecules within the parasite infecting different hosts as well as
Atif Zafar   +3 more
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.
Oowada, Shigeru   +4 more
openaire   +2 more sources

Chemical composition, free-radical-scavenging and insecticidal activities of the aerial parts of Stachys byzantina [PDF]

open access: yesArchives of Biological Sciences, 2010
Stachys byzantina K. Koch. is an Iranian endemic species of the genus Stachys L., which comprises about 300 species, and is one of the largest genera of the family Lamiaceae.
Asnaashari S.   +8 more
doaj   +1 more source

Quality Characteristics and Antioxidant Potential of Lemon (Citrus limon Burm. f.) Seed Oil Extracted by Different Methods

open access: yesFrontiers in Nutrition, 2021
Lemon (Citrus limon Burm. f.) is one of the most widely produced and consumed fruits in the world. The seeds of lemon are generally discarded as waste. The purpose of this study was to investigate the quality characteristics and antioxidant potential of ...
Yong-Sung Park   +6 more
doaj   +1 more source

Strength through diversity: how cancers thrive when clones cooperate

open access: yesMolecular Oncology, EarlyView.
Intratumor heterogeneity can offer direct benefits to the tumor through cooperation between different clones. In this review, Kuiken et al. discuss existing evidence for clonal cooperativity to identify overarching principles, and highlight how novel technological developments could address remaining open questions.
Marije C. Kuiken   +3 more
wiley   +1 more source

Antioxidant and Free Radical Scavenging Activity of Trigonella foenum-graecum L, Murraya koenigii , Coriandrum sativum and Centella asiatica

open access: yesTurkish Journal of Agriculture: Food Science and Technology, 2016
Antioxidants are naturally occurring substances that combat oxidative damage in biological entities. An antioxidant achieves this by slowing or preventing the oxidation process that can damage cells in the body. It does this by getting oxidized itself in
Sanghamitra Dutta   +4 more
doaj   +1 more source

Antinociceptive effect of phenyl N-tert-butylnitrone, a free radical scavenger, on the rat formalin test [PDF]

open access: yesKorean Journal of Anesthesiology, 2012
BackgroundReactive oxygen species (ROS) such as superoxide radicals, hydrogen peroxide, nitric oxide, and nitroperoxide, cause oxidative stress which interferes with normal cell functioning, resulting in cell damage.
Young Kwon Ko   +7 more
doaj   +1 more source

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 ...
Bano, Tabassum   +2 more
openaire   +2 more sources

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