The biphasic nature of nitric oxide responses in tumor biology.

abstract：SIGNIFICANCE:Extranuclear sirtuins in cytosol (SIRT2) and mitochondria (SIRT3, SIRT4, and SIRT5) are key regulators of metabolic enzymes and the antioxidative defense mechanisms. They play an important role in the adjustment of metabolic pathways in alterations of the nutritional status. Recent Advances: Recent studies...

journal_title：Antioxidants & redox signaling

authors： Elkhwanky MS,Hakkola J

更新日期：2018-03-10 00:00:00

abstract：AIMS:To evaluate mechanisms underlying modulation of inflammatory chemokines in primary human keratinocytes (normal human epidermal keratinocytes) and repair-related processes in wound models by plant polyphenols (PPs) with antioxidant and superoxide scavenging properties (verbascoside [Vb], resveratrol [Rv], polydatin...

journal_title：Antioxidants & redox signaling

authors： Pastore S,Lulli D,Fidanza P,Potapovich AI,Kostyuk VA,De Luca C,Mikhal'chik E,Korkina LG

更新日期：2012-02-15 00:00:00

abstract：SIGNIFICANCE:Reactive oxygen and nitrogen species contributing to homeostatic regulation and the pathogenesis of various cardiovascular diseases, including atherosclerosis, hypertension, endothelial dysfunction, and cardiac hypertrophy, is well established. The ability of oxidant species to mediate such effects is in p...

journal_title：Antioxidants & redox signaling

authors： Pimentel D,Haeussler DJ,Matsui R,Burgoyne JR,Cohen RA,Bachschmid MM

更新日期：2012-03-15 00:00:00

abstract：:Cerebral amyloid angiopathy (CAA) is frequently observed in Alzheimer's disease (AD) and is characterized by deposition of amyloid beta (Aβ) in leptomeningeal and cortical brain vasculature. In 40% of AD cases, Aβ mainly accumulates in cortical capillaries, a phenomenon referred to as capillary CAA (capCAA). The aim o...

journal_title：Antioxidants & redox signaling

authors： Carrano A,Hoozemans JJ,van der Vies SM,Rozemuller AJ,van Horssen J,de Vries HE

更新日期：2011-09-01 00:00:00

abstract：AIMS:Abnormal accumulation of α-synuclein aggregates is one of the key pathological features of many neurodegenerative movement disorders and dementias. These pathological aggregates propagate into larger brain regions as the disease progresses, with the associated clinical symptoms becoming increasingly severe and com...

journal_title：Antioxidants & redox signaling

authors： Bae EJ,Ho DH,Park E,Jung JW,Cho K,Hong JH,Lee HJ,Kim KP,Lee SJ

更新日期：2013-03-01 00:00:00

abstract：SIGNIFICANCE:Hydrogen sulfide (H2S) has only recently gained recognition for its physiological effects. It is synthesized widely in the mammalian tissues and regulates several biologic processes ranging from development, angiogenesis, neurotransmission to protein synthesis. Recent Advances: The aim of this review is to...

journal_title：Antioxidants & redox signaling

authors： Feliers D,Lee HJ,Kasinath BS

更新日期：2016-11-01 00:00:00

abstract：SIGNIFICANCE:Ewan Cameron reported that ascorbate, given orally and intravenously at doses of up to 10 g/day, was effective in the treatment of cancer. Double-blind placebo-controlled clinical trials showed no survival advantage when the same doses of ascorbate were given orally, leading the medical and scientific comm...

journal_title：Antioxidants & redox signaling

authors： Parrow NL,Leshin JA,Levine M

更新日期：2013-12-10 00:00:00

abstract：: Significance: Humans cannot synthesize ascorbic acid (AscH2) (vitamin C), so deficiencies in dietary AscH2 cause the life-threatening disease of scurvy and many other diseases. After oral ingestion, plasma AscH2 concentrations are strictly controlled by transporters, which...

journal_title：Antioxidants & redox signaling

authors： Pozzer D,Invernizzi RW,Blaauw B,Cantoni O,Zito E

更新日期：2020-01-22 00:00:00

abstract：SIGNIFICANCE:Metabolic syndrome is a frequent precursor of type 2 diabetes mellitus (T2D), a disease that currently affects ∼8% of the adult population worldwide. Pancreatic beta-cell dysfunction and loss are central to the disease process, although understanding of the underlying molecular mechanisms is still fragment...

journal_title：Antioxidants & redox signaling

authors： Gerber PA,Rutter GA

更新日期：2017-04-01 00:00:00

abstract：:Coenzyme Q10 (CoQ) has long been utilized as a cardioprotective agent in various heart diseases. One of the most important mechanisms by which CoQ exerts cardioprotection is aerobic ATP production as a mobile electron carrier in the mitochondrial electron transfer chain. The ability of CoQ to afford myocardial protect...

journal_title：Antioxidants & redox signaling

authors： Yamamura T,Otani H,Nakao Y,Hattori R,Osako M,Imamura H,Das DK

更新日期：2001-02-01 00:00:00

abstract：AIMS:Protein aggregation and oxidative stress are both key pathogenic processes in Parkinson's disease, although the mechanism by which misfolded proteins induce oxidative stress and neuronal death remains unknown. In this study, we describe how aggregation of alpha-synuclein (α-S) from its monomeric form to its solubl...

journal_title：Antioxidants & redox signaling

authors： Deas E,Cremades N,Angelova PR,Ludtmann MH,Yao Z,Chen S,Horrocks MH,Banushi B,Little D,Devine MJ,Gissen P,Klenerman D,Dobson CM,Wood NW,Gandhi S,Abramov AY

更新日期：2016-03-01 00:00:00

abstract：SIGNIFICANCE:In bacteria, transcriptional responses to reactive oxygen and nitrogen species (ROS and RNS, respectively) are typically coordinated by regulatory proteins that employ metal centers or reactive thiols to detect the presence of those species. This review is focused on the structure, function and mechanism o...

journal_title：Antioxidants & redox signaling

authors： Spiro S,D'Autréaux B

更新日期：2012-11-01 00:00:00

abstract：:Reactive oxygen species (ROS) such as superoxide anion (O2-*) and hydrogen peroxide (H2O2) can be produced by vascular endothelium and smooth muscle cells under diverse physiological and pathophysiological situations. These species are known to exert various deleterious effects by which they might induce changes in va...

journal_title：Antioxidants & redox signaling

authors： Tanguy S,Boucher F,Toufektsian MC,Besse S,de Leiris J

更新日期：2000-07-01 00:00:00

abstract：AIMS:Mitochondrial thioredoxin reductase (Txnrd2) is a central player in the control of mitochondrial hydrogen peroxide (H2O2) abundance by serving as a direct electron donor to the thioredoxin-peroxiredoxin axis. In this study, we investigated the impact of targeted disruption of Txnrd2 on tumor growth. RESULTS:Tumor...

journal_title：Antioxidants & redox signaling

authors： Hellfritsch J,Kirsch J,Schneider M,Fluege T,Wortmann M,Frijhoff J,Dagnell M,Fey T,Esposito I,Kölle P,Pogoda K,Angeli JP,Ingold I,Kuhlencordt P,Östman A,Pohl U,Conrad M,Beck H

更新日期：2015-04-10 00:00:00

abstract：:From the initial discovery in 1999 that NADPH oxidases comprise a family of enzymes to our current focus on drug development to treat multiple pathologies related to this enzyme family, progress has been swift and impressive. We have expanded our understanding of the extent of the family, the basic enzymatic biochemis...

journal_title：Antioxidants & redox signaling

authors： San Martin A,Griendling KK

更新日期：2014-06-10 00:00:00

abstract：SIGNIFICANCE:Cardiac function is energetically demanding, reliant on efficient well-coupled mitochondria to generate adenosine triphosphate and fulfill the cardiac demand. Predictably then, mitochondrial dysfunction is associated with cardiac pathologies, often related to metabolic disease, most commonly diabetes. Diab...

journal_title：Antioxidants & redox signaling

authors： Galloway CA,Yoon Y

更新日期：2015-06-10 00:00:00

abstract：:Gamma-interferon-inducible lysosomal thiol reductase (GILT) is constitutively expressed in most antigen presenting cells and is interferon γ inducible in other cell types via signal transducer and activator of transcription 1. Normally, N- and C-terminal propeptides are cleaved in the early endosome, and the mature pr...

journal_title：Antioxidants & redox signaling

authors： Hastings KT,Cresswell P

更新日期：2011-08-01 00:00:00

abstract：: Aims: Lifelong pain is a hallmark feature of sickle cell disease (SCD). How sickle pathobiology evokes pain remains unknown. We hypothesize that increased cell-free heme due to ongoing hemolysis activates toll-like receptor 4 (TLR4), leading to the formation of reactive ox...

journal_title：Antioxidants & redox signaling

authors： Lei J,Paul J,Wang Y,Gupta M,Vang D,Thompson S,Jha R,Nguyen J,Valverde Y,Lamarre Y,Jones MK,Gupta K

更新日期：2021-02-01 00:00:00

abstract：AIMS:Endothelium-dependent vasorelaxation is mediated by endothelium-derived relaxing factor and endothelium-derived hyperpolarizing factor (EDHF). However, the molecular entity of EDHF remains unclear. The present study examined whether hydrogen sulfide (H₂S) acts as EDHF and how H₂S mediates EDHF pathways from endoth...

journal_title：Antioxidants & redox signaling

authors： Tang G,Yang G,Jiang B,Ju Y,Wu L,Wang R

更新日期：2013-11-10 00:00:00

abstract：SIGNIFICANCE:Changes in shear stress associated with alterations in blood flow initiate a signaling cascade that modulates the vascular phenotype. Shear stress is "sensed" by the endothelium via a mechanosensitive complex on the endothelial cell (EC) membrane that has been characterized as a "mechanosome" consisting of...

journal_title：Antioxidants & redox signaling

authors： Chatterjee S,Fisher AB

更新日期：2014-02-20 00:00:00

abstract：AIMS:Macrophages are of key importance for tissue repair after myocardial infarction (MI). Hydrogen sulfide (H2S) has been shown to exert cardioprotective effects in MI. However, the mechanisms by which H2S modulates cardiac remodeling and repair post-MI remain to be clarified. RESULTS:In our current study, we showed ...

journal_title：Antioxidants & redox signaling

authors： Miao L,Shen X,Whiteman M,Xin H,Shen Y,Xin X,Moore PK,Zhu YZ

更新日期：2016-08-10 00:00:00

abstract：: Significance: Hydrogen sulfide (H2S), the "new entry" in the series of endogenous gasotransmitters, plays a fundamental role in regulating the biological functions of various organs and systems. Consequently, the lack of adequate levels of H2S may represent the etiopathoge...

journal_title：Antioxidants & redox signaling

authors： Martelli A,Citi V,Testai L,Brogi S,Calderone V

更新日期：2020-01-10 00:00:00

abstract：:Thiol peroxidases comprise glutathione peroxidases (GPx) and peroxiredoxins (Prx). The enzymes of both families reduce hydroperoxides with thiols by enzyme-substitution mechanisms. H(2)O(2) and organic hydroperoxides are reduced by all thiol peroxidases, most efficiently by SecGPxs, whereas fast peroxynitrite reductio...

journal_title：Antioxidants & redox signaling

authors： Flohé L,Toppo S,Cozza G,Ursini F

更新日期：2011-08-01 00:00:00

abstract：:Although much is known about how TNF-alpha induces apoptosis in the presence of inhibitors of protein synthesis, little is known about how it induces apoptosis without these inhibitors. In this report we investigated temporal sequence of events induced by TNF-alpha in the absence of protein synthesis. Regardless of wh...

journal_title：Antioxidants & redox signaling

authors： Shakibaei M,Sung B,Sethi G,Aggarwal BB

更新日期：2010-09-15 00:00:00

abstract：:NADPH oxidase is known to modulate the arterial tone, but the role of its specific subunits is still unclear. The objective of this study was to compare the role of p47 and gp91phox (NOX2) on artery dilatation. We conducted a multicenter study enrolling 30 patients with chronic granulomatous disease (CGD) (25 with NOX...

journal_title：Antioxidants & redox signaling

authors： Loffredo L,Carnevale R,Sanguigni V,Plebani A,Rossi P,Pignata C,De Mattia D,Finocchi A,Martire B,Pietrogrande MC,Martino S,Gambineri E,Giardino G,Soresina AR,Martino F,Pignatelli P,Violi F

更新日期：2013-04-20 00:00:00

abstract：:An overview is provided of the use of cyclic voltammetry and electrochemical detectors for HPLC to characterize antioxidants that are active as reducing agents at inert electrodes. Results are presented for cyclic voltammetry at a glassy carbon electrode in 50% methanol, 50% 0.1 M HClO4, a solution typically used in H...

journal_title：Antioxidants & redox signaling

authors： Kilmartin PA

更新日期：2001-12-01 00:00:00

abstract：SIGNIFICANCE:Glutathione is the most abundant antioxidant molecule in living organisms and has multiple functions. Intracellular glutathione homeostasis, through its synthesis, consumption, and degradation, is an intricately balanced process. Glutathione levels are often high in tumor cells before treatment, and there ...

journal_title：Antioxidants & redox signaling

authors： Hatem E,El Banna N,Huang ME

更新日期：2017-11-20 00:00:00

abstract：SIGNIFICANCE:Mitochondrial dynamics is a complex process that impacts on mitochondrial biology. RECENT ADVANCES:Recent evidence indicates that proteins participating in mitochondrial dynamics have additional cellular roles. Mitofusin 2 (Mfn2) is a potent modulator of mitochondrial metabolism with an impact on energy m...

journal_title：Antioxidants & redox signaling

authors： Zorzano A,Hernández-Alvarez MI,Sebastián D,Muñoz JP

更新日期：2015-04-20 00:00:00

abstract：AIMS:The immune system is critical for protection against infections and cancer, but requires scrupulous regulation to limit self-reactivity and autoimmunity. Our group has utilized a manganese porphyrin catalytic antioxidant (MnTE-2-PyP(5+), MnP) as a potential immunoregulatory therapy for type 1 diabetes. MnP has pre...

journal_title：Antioxidants & redox signaling

authors： Delmastro-Greenwood MM,Votyakova T,Goetzman E,Marre ML,Previte DM,Tovmasyan A,Batinic-Haberle I,Trucco MM,Piganelli JD

更新日期：2013-12-01 00:00:00

abstract：:The small GTPase rac1 controls actin redistribution to membrane ruffles in fibroblasts and other cell types, as well as the activation of the NADPH oxidase in phagocytes. We explored the possibility that these two processes could be related. We used a replication-deficient adenoviral vector to overexpress the constitu...

journal_title：Antioxidants & redox signaling

authors： Moldovan L,Irani K,Moldovan NI,Finkel T,Goldschmidt-Clermont PJ

更新日期：1999-04-01 00:00:00