Free radicals
Oxygen free radicals: an introductory software.
... OXYGEN FREE RADICALS: AN INTRODUCTORY SOFTWARE. Though Free Radicals is one of the most frequently explored scientific subjects in mass communication media, the topic is absent of many ...
3
Free Radicals and Antioxidants “Oxidative Stress” in Cadmium Exposure Workers
... Oxidative stress arises when there is a marked imbalance between the production and removal of reactive oxygen species that may lead to several diseases. Cad- mium is an environmental and industrial pollutant that ...
4
Counteracting effects on free radicals and histological alterations induced by a fraction with casearins
... producing radicals that react with 2-deoxyribose, whose degradation can be spectrophotometrycally ...by free radicals causing a reduction in its degradation (Alves et ...
18
Interference of lignin in the quantification of free radicals in the process of composting.
... OF FREE RADICALS IN THE PROCESS OF ...organic free radical (OFR) in all the composts, but in L1 the increase was more signiicant than L2 and ...these radicals in material in nature that ...
6
Atmospheric-pressure plasma jet induces apoptosis involving mitochondria via generation of free radicals.
... major free radicals are reactive oxygen species (ROS) and nitric oxide (NO), which are derived from oxygen and nitrogen under reducing conditions ...[6]. Free radicals play an important role ...
7
INTERACTION OF QUADRUPLE BONDING RHENIUM UNIT WITH FREE RADICALS
... of free radical “scavenger” [3] by virtue of minor energy δ-δ* cleavage (0,615 eV ...of free - radical processes accompany most pathological states ...stable free radicals is both important ...
5
EPR-Spin Trapping and Flow Cytometric Studies of Free Radicals Generated Using Cold Atmospheric Argon Plasma and X-Ray Irradiation in Aqueous Solutions and Intracellular Milieu.
... species, free radicals, and electromagnetic radiation without heating the surrounding ...nitrogen radicals that can promptly react with all biomolecules that come across their way including living ...
19
Thermodynamics of reactions of ClHg and BrHg radicals with atmospherically abundant free radicals
... The present work demonstrates that BrHg• forms stable compounds, BrHgY, with all of these radicals except NO. Additional calculations on the analogous ClHgY compounds reveal that the strength of the XHg-Y bond ...
25
Corrigendum to "Thermodynamics of reactions of ClHg and BrHg radicals with atmospherically abundant free radicals" published in Atmos. Chem. Phys. 12, 10271–10279, 2012
... In fact, Balabanov and Peterson (2003) were describing divalent Hg(II) com- pounds with structural formulae BrHgO and ClHgO (a mercury atom bound directly to both an oxygen atom and a ha[r] ...
2
Moroccan propolis: a natural antioxidant, antibacterial, and antibiofilm against Staphylococcus aureus with no induction of resistance after continuous exposure
... NO free radicals; capacity for scavenging the superoxide anion radical; and capacity for scavenging hydrogen ...diverse free radicals (DPPH, ABTS, superoxide, NO, and peroxyl); capacity for ...
20
Braz. J. Pharm. Sci. vol.45 número1
... (MPO). Free radicals may play an important role in the origin of life and in biological evolution, and have beneicial effects in living ...oxygen radicals act critically in signal transduc- tion, ...
9
A product of heme catabolism modulates bacterial function and survival.
... Bilirubin is the terminal metabolite in heme catabolism in mammals. After deposition into bile, bilirubin is released in large quantities into the mammalian gastrointestinal (GI) tract. We hypothesized that intestinal ...
13
Growth, photosynthetic pigments, phenolic content and biological activities of Foeniculum vulgare Mill., Anethum graveolens L. and Pimpinella anisum L. (Apiaceae) in response to zinc
... (free radicals' scavenging activities, inhibition of lipid peroxidation, chelating activity and reducing power), and enzyme inhibition activities of acetylcholinesterase, lipoxygenase and tyrosinase of ...
49
Avaliação dos produtos de degradação oxidativa da Hb S em eritrócitos de doentes falcêmicos
... erythrocytes hemolysis. The results from this work showed that the SS genotype is more susceptible to the action of the free radicals than the S/Tal genotype. The β genotype has a lower oxidative ...
2
Antioxidant and anti-lipoxygenase activities of extracts from different parts of Lavatera cretica L. grown in Algarve (Portugal)
... scavenging free radicals, chelating metal ions, reducing power, and inhibiting lipoxygenase activity was ...salt free radicals [Inhibition concentration (IC 50 = ...hydroxyl radicals ...
8
Study on Phytochemical Composition, Antibacterial and Antioxidant Properties of Different Parts of Alstonia scholaris Linn.
... Antioxidant profiles of methanol extracts of leaves, follicles and latex in terms of their ability to scavenge DPPH free radicals are depicted in Figure 1. Among the extracts tested, leaf extract displayed ...
6
J. Braz. Chem. Soc. vol.18 número4
... The Amazon region is characterized by its great variety of soils with floodable and non-floodable areas having particular characteristics of biodiversity, temperature and humidity. The region’s high-water and low-water ...
9
Antioxidant and antiproliferative activities of the essential oils from Thymbra capitata and Thymus Species grown in Portugal
... peroxyl free radicals as well as for preventing the growth of THP-1 leukemia cells was better in essential oils with the highest contents of thymol and ...
9
Mat. Res. vol.18 número5
... to determine the relative concentration of free radicals. The 2mm samples from each third of iberglass posts were inserted into quartz tubes with a 3mm inner diameter and were analyzed 10 minutes (T0) and ...
6
Antioxidant and Anti-Inflammatory Activities of Essential Oils: A Short Review
... active free radicals at moderate temperatures at any desired rate, which can be easily altered and controlled are two good examples greatly used ...and free radical sources may be used ...
36