Cyanidin-3-O-beta-glucopyranoside protects myocardium and erythrocytes from oxygen radical-mediated damages.

abstract：:Experimental autoimmune encephalomyelitis (EAE) reproduces a multiple sclerosis (MS)-like experimental model. The main objective was to evaluate the effect of extremely low-frequency electromagnetic fields (EL-EMF) application, like a paradigm of transcranial magnetic stimulation (TMS) in the development of EAE. Rats ...

journal_title：Free radical research

authors： Medina-Fernandez FJ,Escribano BM,Agüera E,Aguilar-Luque M,Feijoo M,Luque E,Garcia-Maceira FI,Pascual-Leone A,Drucker-Colin R,Tunez I

更新日期：2017-05-01 00:00:00

abstract：:Oxidative DNA damage pathogenically links to some major diseases. This study aimed to comprehensively assess the association between serum total cholesterol (TC) and oxidative DNA damage based on propensity score matching (PSM) method. A total of 407 participants chronically exposed to arsenic via drinking water from ...

journal_title：Free radical research

authors： Wei YP,Jia CN,Lan Y,Hou XQ,Zuo JJ,Cui H,Guan XJ,Wang Y,Mao GY

更新日期：2019-04-01 00:00:00

abstract：:Brain ischemia and the following reperfusion are important causes for brain damage and leading causes of brain morbidity and human mortality. Numerous observations exist describing the neuronal damage during ischemia/reperfusion, but the outcome of such conditions towards glial cells still remains to be elucidated. Mi...

journal_title：Free radical research

authors： Widmer R,Engels M,Voss P,Grune T

更新日期：2007-02-01 00:00:00

abstract：:Tropolones, the naturally occurring compounds responsible for the durability of heartwood of several cupressaceous trees, have been shown to possess both metal chelating and antioxidant properties. However, little is known about the ability of tropolone and its derivatives to protect cultured cells from oxidative stre...

journal_title：Free radical research

authors： Doulias PT,Nousis L,Zhu BZ,Frei B,Galaris D

更新日期：2005-02-01 00:00:00

abstract：:The present study has been designed and carried out to investigate the protective role of taurine (2-aminoethanesulphonic acid) against NaAsO(2) induced nephrotoxicity. Oral administration of arsenic increased the productions of ROS and RNS, enhanced lipid peroxidation, protein carbonylation and decreased intracellula...

journal_title：Free radical research

authors： Roy A,Manna P,Sil PC

更新日期：2009-10-01 00:00:00

abstract：:In severe COPD patients, oxidative stress, which is involved in their peripheral muscle dysfunction, increases in response to exercise. In this study, muscle oxidative stress was explored after quadriceps magnetic stimulation training. A randomized controlled study was conducted on very severe COPD patients, who under...

journal_title：Free radical research

authors： Bustamante V,Casanova J,López de Santamaría E,Mas S,Sellarés J,Gea J,Gáldiz JB,Barreiro E

更新日期：2008-11-01 00:00:00

abstract：:Oxygen radical generating systems, namely, Cu(II)/ H2O2, Cu(II)/ascorbate, Cu(II)/NAD(P)H, Cu(II)/ H2O2/catecholamine and Cu(II)/H2O2/SH-compounds irreversibly inhibited yeast glutathione reductase (GR) but Cu(II)/H2O2 enhanced the enzyme diaphorase activity. The time course of GR inactivation by Cu(II)/H2O2 dependent...

journal_title：Free radical research

authors： Gutierrez-Correa J,Stoppani AO

更新日期：1997-12-01 00:00:00

abstract：:Penicillins, as bactericidal antibiotics, have been widely used to treat infections for several decades. Their structure contains both aromatic and thioether moieties susceptible to free radical oxidation. The (•)OH induced oxidation mechanism of amoxicillin was investigated by pulse radiolysis techniques and by final...

journal_title：Free radical research

authors： Szabó L,Tóth T,Rácz G,Takács E,Wojnárovits L

更新日期：2016-01-01 00:00:00

abstract：:Coenzyme Q10 (CoQ10) is an essential cofactor of the electron transport gene as well as an important antioxidant, which is particularly effective within mitochondria. A number of prior studies have shown that it can exert efficacy in treating patients with known mitochondrial disorders. We investigated the potential u...

journal_title：Free radical research

authors： Beal MF

更新日期：2002-04-01 00:00:00

abstract：:Ischemia-reperfusion injury (IRI) is a leading cause of acute kidney injury (AKI), which contributes to the development of chronic kidney disease (CKD). IRI-induced AKI releases proinflammatory cytokines (e.g. IL-1β, TNF-α, IL-6) that induce a systemic inflammatory response, resulting in proinflammatory cells recruitm...

journal_title：Free radical research

authors： Rossi M,Delbauve S,Roumeguère T,Wespes E,Leo O,Flamand V,Le Moine A,Hougardy JM

更新日期：2019-10-01 00:00:00

abstract：:Peroxisome proliferator-activated receptor gamma (PPARγ) is known to be activated via exercise-associated transient increases in oxidative stress. However, the precise mechanism(s) triggering PPARγ activation in monocytes during/following exercise remain to be confirmed. Here, two cohorts of five healthy male individu...

journal_title：Free radical research

authors： Davies NA,Watkeys L,Butcher L,Potter S,Hughes MG,Moir H,Morris K,Thomas AW,Webb R

更新日期：2015-01-01 00:00:00

abstract：:We tested the hypothesis that hypertension associated with polycythemia vera (PV) may be related to hemoglobin released from erythrocytes (cell-free hemoglobin, fHb). We assessed hematocrit, mean arterial pressure (MAP), blood viscosity, and the level of fHb and nitrite/nitrate (NOx) in the plasma of 73 PV patients an...

journal_title：Free radical research

authors： Rusak T,Misztal T,Piszcz J,Tomasiak M

更新日期：2014-02-01 00:00:00

abstract：:To define the molecular mechanism(s) of carvedilol inhibition of lipid peroxidation we have utilized model systems that allow us to study the different reactions involved in this complex process. Carvedilol inhibits the peroxidation of sonicated phosphatidylcholine liposomes triggered by FeCl2 addition whereas atenolo...

journal_title：Free radical research

authors： Tadolini B,Franconi F

更新日期：1998-11-01 00:00:00

abstract：:Neopterin and the reduced form, 7,8-dihydroneopterin (78NP) are pteridines released from macrophages when stimulated with gamma-interferon in vivo. The role of 78NP in inflammatory response is unknown though neopterin has been used clinically as a marker of immune cell activation, due to its very fluorescent nature. U...

journal_title：Free radical research

authors： Gieseg SP,Maghzal G,Glubb D

更新日期：2001-02-01 00:00:00

abstract：:Many epidemiological data indicate the presence of a strong familial component of longevity that is largely determined by genetics, and a number of possible associations between longevity and allelic variants of genes have been described. A breakthrough strategy to get insight into the genetics of longevity is the stu...

journal_title：Free radical research

authors： Salvioli S,Olivieri F,Marchegiani F,Cardelli M,Santoro A,Bellavista E,Mishto M,Invidia L,Capri M,Valensin S,Sevini F,Cevenini E,Celani L,Lescai F,Gonos E,Caruso C,Paolisso G,De Benedictis G,Monti D,Franceschi C

更新日期：2006-12-01 00:00:00

abstract：:The interaction between the hydrophobic indolinonic nitroxide radical, 1,2-dihydro-2-methyl-2-phenyl-3H-indole-3-one-1-oxyl and hydrophilic alpha-, beta- and gamma-cyclodextrin derivatives was investigated in water by phase-solubility analysis. Among the studied cyclodextrins, random methyl-beta-cyclodextrin (RM-beta-...

journal_title：Free radical research

authors： Damiani E,Tursilli R,Casolari A,Astolfi P,Greci L,Scalia S

更新日期：2005-01-01 00:00:00

abstract：:The classical functions of p53 protein are those related to its role on DNA damage, cell growth arrest, senescence and apoptosis. For this reason it is called 'the guardian of the genome' and is considered one of the most important players in the development of cancer. However, more recently it has been show that p53 ...

journal_title：Free radical research

authors： Borrás C,Gómez-Cabrera MC,Viña J

更新日期：2011-06-01 00:00:00

abstract：:The intestinal tract, known for its capability for self-renew, represents the first barrier of defence between the organism and its luminal environment. The thiol/disulfide redox systems comprising the glutathione/glutathione disulfide (GSH/GSSG), cysteine/cystine (Cys/CySS) and reduced and oxidized thioredoxin (Trx/T...

journal_title：Free radical research

authors： Circu ML,Aw TY

更新日期：2011-11-01 00:00:00

abstract：:Membrane rafts (MRs) are specialized microdomains in the cell membrane with an altered lipid composition. Upon various stimulations, MRs can be clustered to aggregate or recruit NADPH oxidase sub-units and related proteins to form MR redox signalosomes in the membrane of cells like vascular endothelial cells (ECs). Mu...

journal_title：Free radical research

authors： Zhang C,Li PL

更新日期：2010-08-01 00:00:00

abstract：:Reactive oxygen species (ROS) have been poised at a straddled state of being beneficiary as well detrimental depending on its threshold levels. Maintaining the homeostasis of ROS is imperative for normal cellular physiology, wherein physiological concentrations of ROS are involved in cell signaling and elevated ROS co...

journal_title：Free radical research

authors： Sheshadri P,Kumar A

更新日期：2016-01-01 00:00:00

abstract：:Adriamycin (ADR) is a chemotherapeutic agent useful in treating various cancers. ADR is a quinone-containing anthracycline chemotherapeutic and is known to produce reactive oxygen species (ROS) in heart. Application of this drug can have serious side effects in various tissues, including brain, apart from the known ca...

journal_title：Free radical research

authors： Joshi G,Sultana R,Tangpong J,Cole MP,St Clair DK,Vore M,Estus S,Butterfield DA

更新日期：2005-11-01 00:00:00

abstract：:Anxiety disorders are the most common mental illness in the USA affecting 18% of the population. The cause(s) of anxiety disorders is/are not completely clear, and research in the neurobiology of anxiety at the molecular level is still rather limited. Although mounting clinical and preclinical evidence now indicates t...

journal_title：Free radical research

authors： Fedoce ADG,Ferreira F,Bota RG,Bonet-Costa V,Sun PY,Davies KJA

更新日期：2018-07-01 00:00:00

abstract：:p38 MAPKs are important mediators of signal transduction that respond to a wide range of extracellular stressors such as UV radiation, osmotic shock, hypoxia, pro-inflammatory cytokines, and oxidative stress. The most abundant family member is p38α, which helps to couple cell proliferation and growth in response to ce...

journal_title：Free radical research

authors： Tormos AM,Taléns-Visconti R,Nebreda AR,Sastre J

更新日期：2013-11-01 00:00:00

abstract：:Oxidatively generated damage to nucleic acids may play an important role in the pathophysiological processes of a variety of diseases. 8-oxo-7,8-dihydro-2'-deoxyguanosine (8-oxo-dGsn) and 8-oxo-7,8-dihydroguanosine (8-oxo-Gsn) are oxidatively generated products of DNA and RNA, respectively. Our previous studies have s...

journal_title：Free radical research

authors： Mao YH,Weng QH,Xu LN,Li XY,Zhao B,Sun Y,Nie JJ,Hu JH,Zhou Q,Zhang LQ,Guo J,Zuo MZ,Ito S,Cai JP

更新日期：2017-06-01 00:00:00

abstract：:Proteins constitute the major 'working force' for all forms of biological work. Their exact conformation and pattern of folding are tightly connected to their activity and function. Reactive oxygen and nitrogen species (ROS and RNS) are formed during normal metabolism and in higher fluxes under pathological conditions...

journal_title：Free radical research

authors： Chevion M,Berenshtein E,Stadtman ER

更新日期：2000-11-01 00:00:00

abstract：:Hydroxyl and 1-hydroxyethyl radical adducts of 5,5-dimethylpyrroline N-oxide (DMPO) were prepared by photolysis, and mechanisms for loss of their EPR signals in rat liver microsomal suspensions were evaluated. Rates of NADPH-dependent EPR signal loss were more rapid in phosphate buffer than in Tris buffer. Addition of...

journal_title：Free radical research

authors： Reinke LA,Moore DR,McCay PB

更新日期：1996-12-01 00:00:00

abstract：:Of all the aerobic respiration by-products, cytotoxic superoxide derived from mitochondrial-leaked electrons, is the only one known to be disposed of intracellularly. Is this fate the only destiny for mitochondrial-leaked electrons? When Cynomolgus monkeys were injected intravenously with reactive oxygen species (ROS)...

journal_title：Free radical research

authors： Guo J,Xu H,Liu S,Wang Z,Dai Y,Lu J,Zheng S,Xu D,Zhou J,Ke L,Cheng X,Xu M,Zhang X,Guo Y,Lin Y,Ding W,Gao G,Wang H,Chen Q,Yu X,Chen H,Qin L,Sun X,Li Z,Zheng S,Wang J,Cheng Y,Qiu S,Hu Y,Huang P,Li

更新日期：2019-12-01 00:00:00

abstract：:In cells, NADH and NADPH are mainly bound to dehydrogenases such as lactate dehydrogenase (LDH). In cell-free systems, the binary LDH-NADH complex has been demonstrated to produce reactive oxygen species via a chain oxidation of NADH initiated and propagated by superoxide. We studied here whether this chain radical re...

journal_title：Free radical research

authors： Petrat F,Bramey T,Kirsch M,De Groot H

更新日期：2005-10-01 00:00:00

abstract：:In the present study we isolated proteasome complexes from control, mild cognitive impairment (MCI), and Alzheimer's disease (AD) subjects. No significant difference in the amount of proteasomes was detected across the different groups, although impairments in chymotrypsin-like proteasome activity was observed in AD s...

journal_title：Free radical research

authors： Cecarini V,Ding Q,Keller JN

更新日期：2007-06-01 00:00:00

abstract：:Radicals from one-electron oxidation of 4-hydroxycinnamate, ferulate and 3,4-dihydroxycinnamate have been formed by reaction with the oxidising triplet state of duroquinone. All three compounds react with triplet duroquinone with second order rate constants close to the diffusion-controlled limit. The identity of the ...

journal_title：Free radical research

authors： Bisby RH,Parker AW

更新日期：2001-07-01 00:00:00