Non-heme iron sensors of reactive oxygen and nitrogen species.

abstract：SIGNIFICANCE:Worldwide demand has driven the development of hemoglobin (Hb)-based oxygen carriers (HBOCs) as potential acellular oxygen therapeutics. HBOCs have the potential to provide an oxygen bridge to patients and minimize current problems associated with supply and storage of donated blood. However, to date, safe...

journal_title：Antioxidants & redox signaling

authors： Strader MB,Alayash AI

更新日期：2017-05-10 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：:Reactive oxygen and nitrogen species inhibit or promote cell proliferation by modulating the cell signaling pathways that dictate decisions between cell survival, proliferation, and death. In the growth factor-dependent pathways that regulate mitogenesis, numerous positive and negative effectors of signaling are influ...

journal_title：Antioxidants & redox signaling

authors： Burch PM,Heintz NH

更新日期：2005-05-01 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：: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：:Molecular chaperones play key roles in protein quality control, signal transduction, proliferation, and cell death, and confer cytoprotection and assure survival after environmental stress. The heat-shock response is implicated in a variety of conditions including ischemic diseases, infection and immunity, neurodegene...

journal_title：Antioxidants & redox signaling

authors： Putics A,Végh EM,Csermely P,Soti C

更新日期：2008-01-01 00:00:00

abstract：AIM:Epithelial-mesenchymal transition (EMT) is characterized by the acquisition of invasive fibroblast-like morphology by epithelial cells that are highly polarized. EMT is recognized as a crucial mechanism in cancer progression and metastasis. In this study, we sought to assess the involvement of manganese superoxide ...

journal_title：Antioxidants & redox signaling

authors： Loo SY,Hirpara JL,Pandey V,Tan TZ,Yap CT,Lobie PE,Thiery JP,Goh BC,Pervaiz S,Clément MV,Kumar AP

更新日期：2016-08-20 00:00:00

abstract：:Autophagy is a bulk degradation process in which cytosolic proteins and organelles are degraded through lysosomes. To evaluate autophagic flux in cardiac myocytes, we generated adenovirus and cardiac-specific transgenic mice harboring tandem fluorescent mRFP-GFP-LC3. Starvation significantly increased the number of mR...

journal_title：Antioxidants & redox signaling

authors： Hariharan N,Zhai P,Sadoshima J

更新日期：2011-06-01 00:00:00

abstract：AIMS:Pharmacological activation of the adaptive response to hypoxia is a therapeutic strategy of growing interest for neurological conditions, including stroke, Huntington's disease, and Parkinson's disease. We screened a drug library with known safety in humans using a hippocampal neuroblast line expressing a reporter...

journal_title：Antioxidants & redox signaling

authors： Aleyasin H,Karuppagounder SS,Kumar A,Sleiman S,Basso M,Ma T,Siddiq A,Chinta SJ,Brochier C,Langley B,Haskew-Layton R,Bane SL,Riggins GJ,Gazaryan I,Starkov AA,Andersen JK,Ratan RR

更新日期：2015-01-10 00:00:00

abstract：:Intracellular Ca(2+) signaling, and related mechanisms involving inositol 1,4,5-trisphosphate (IP(3)), nitric oxide, and the excitatory neurotransmitter glutamate, play a major role in the regulation of cellular function in the brain. Due to the complex morphology of central neurons, the correct spatiotemporal distrib...

journal_title：Antioxidants & redox signaling

authors： Okubo Y,Kanemaru K,Iino M

更新日期：2011-04-01 00:00:00

abstract：: Aims: Hemangioendothelioma (HE) may be benign or malignant. Mouse hemangioendothelioma endothelial (EOMA) cells are validated to study mechanisms in HE. This work demonstrates that EOMA cells heavily rely on mitochondria to thrive. Thus, a combination therapy, including we...

journal_title：Antioxidants & redox signaling

authors： Gordillo GM,Biswas A,Singh K,Sen A,Guda PR,Miller C,Pan X,Khanna S,Cadenas E,Sen CK

更新日期：2021-01-10 00:00:00

abstract：:Zinc/cysteine coordination environments in proteins are redox-active. Oxidation of the sulfur ligands mobilizes zinc, while reduction of the oxidized ligands enhances zinc binding, providing redox control over the availability of zinc ions. Some zinc proteins are redox sensors, in which zinc release is coupled to conf...

journal_title：Antioxidants & redox signaling

authors： Maret W

更新日期：2006-09-01 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：:Homeostasis within the central nervous system (CNS) is a prerequisite to elicit proper neuronal function. The CNS is tightly sealed from the changeable milieu of the blood stream by the blood-brain barrier (BBB) and the blood-cerebrospinal fluid (CSF) barrier (BCSFB). Whereas the BBB is established by specialized endo...

journal_title：Antioxidants & redox signaling

authors： Coisne C,Engelhardt B

更新日期：2011-09-01 00:00:00

abstract：:Reactive oxygen species (ROS) can directly induce or enhance tumor necrosis factor (TNF)-mediated apoptosis in a number of different cell lines. To test the relevance of intracellular ROS in modulating apoptotic signaling in vivo, we evaluated hepatocellular apoptosis mediated by the TNF or Fas receptor in wild-type a...

journal_title：Antioxidants & redox signaling

authors： Bajt ML,Ho YS,Vonderfecht SL,Jaeschke H

更新日期：2002-10-01 00:00:00

abstract：:Tetrahydrobiopterin (BH4) functions as a cofactor for several important enzyme systems, and considerable evidence implicates BH4 as a key regulator of endothelial nitric oxide synthase (eNOS) in the setting of cardiovascular health and disease. BH4 bioavailability is determined by a balance of enzymatic de novo synthe...

journal_title：Antioxidants & redox signaling

authors： Bendall JK,Douglas G,McNeill E,Channon KM,Crabtree MJ

更新日期：2014-06-20 00:00:00

abstract：:Protein-DNA interactions play a key role in the regulation of major cellular metabolic pathways, including gene expression, genome replication, and genomic stability. They are mediated through the interactions of regulatory proteins with their specific DNA-binding sites at promoters, enhancers, and replication origins...

journal_title：Antioxidants & redox signaling

authors： Shlomai J

更新日期：2010-11-01 00:00:00

abstract：:Reactive oxygen species (ROS) have multifaceted roles in the orchestration of plant gene expression and gene-product regulation. Cellular redox homeostasis is considered to be an "integrator" of information from metabolism and the environment controlling plant growth and acclimation responses, as well as cell suicide ...

journal_title：Antioxidants & redox signaling

authors： Foyer CH,Noctor G

更新日期：2009-04-01 00:00:00

abstract：AIMS:Protein S-glutathionylation, the formation of a mixed disulfide between glutathione and protein thiols, is an oxidative modification that has emerged as a new signaling paradigm, potentially linking oxidative stress to chronic inflammation associated with heart disease, diabetes, cancer, lung disease, and aging. U...

journal_title：Antioxidants & redox signaling

authors： Ullevig SL,Kim HS,Short JD,Tavakoli S,Weintraub ST,Downs K,Asmis R

更新日期：2016-11-20 00:00:00

abstract：SIGNIFICANCE:The heme-enzyme myeloperoxidase (MPO) is one of the major neutrophil bactericidal proteins and is stored in large amounts inside azurophilic granules of neutrophils. Upon cell activation, MPO is released and extracellular MPO has been detected in a wide range of acute and chronic inflammatory conditions. R...

journal_title：Antioxidants & redox signaling

authors： Nussbaum C,Klinke A,Adam M,Baldus S,Sperandio M

更新日期：2013-02-20 00:00:00

abstract：SIGNIFICANCE:Stiffness of endothelial cells is closely linked to the function of the vasculature as it regulates the release of vasoactive substances such as nitric oxide (NO) and reactive oxygen species. The outer layer of endothelial cells, consisting of the glycocalyx above and the cortical zone beneath the plasma m...

journal_title：Antioxidants & redox signaling

authors： Fels J,Kusche-Vihrog K

更新日期：2019-03-01 00:00:00

abstract：AIMS:Psychosocial stress alters the hypothalamic-pituitary-adrenal axis (HPA-axis). Increasing evidence shows a link between these alterations and oxidant elevation. Oxidative stress is implicated in the stress response and in the pathogenesis of neurologic and psychiatric diseases. NADPH oxidases (NOXs) are a major so...

journal_title：Antioxidants & redox signaling

authors： Colaianna M,Schiavone S,Zotti M,Tucci P,Morgese MG,Bäckdahl L,Holmdahl R,Krause KH,Cuomo V,Trabace L

更新日期：2013-04-20 00:00:00

abstract：:Carica papaya Linn is widely known as a medicinal fruit. We sought to study a standardized fermented papaya preparation (FPP) for its effects on wound healing in adult obese diabetic (db/db) mice. FPP blunted the gain in blood glucose and improved the lipid profile after 8 weeks of oral supplementation. However, FPP d...

journal_title：Antioxidants & redox signaling

authors： Collard E,Roy S

更新日期：2010-09-01 00:00:00

abstract：:Pulmonary surfactant, a complex of lipids and proteins, maintains alveolar integrity and participates in the control of host defense and inflammation in the lung. Surfactant proteins A, B, C, and D are important components of surfactant that play diverse roles in the surface tension reducing as well as host defense an...

journal_title：Antioxidants & redox signaling

authors： Boggaram V

更新日期：2004-02-01 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：SIGNIFICANCE:The understanding of physiological and pathological processes involving protein oxidation, particularly under conditions of aging and oxidative stress, can be aided by proteomic identification of proteins that accumulate oxidative post-translational modifications only if these detected modifications are co...

journal_title：Antioxidants & redox signaling

authors： Feeney MB,Schöneich C

更新日期：2012-12-01 00:00:00

abstract：:Intestinal detection of nutrients is a crucial step to inform the whole body of the nutritional status. In this paradigm, peripheral information generated by nutrients is transferred to the brain, which in turn controls physiological functions, including glucose metabolism. Here, we investigated the effect of enteric ...

journal_title：Antioxidants & redox signaling

authors： Duparc T,Naslain D,Colom A,Muccioli GG,Massaly N,Delzenne NM,Valet P,Cani PD,Knauf C

更新日期：2011-02-01 00:00:00

abstract：: Significance: Type 2 diabetes development involves multiple changes in β-cells, related to the oxidative stress and impaired redox signaling, beginning frequently by sustained overfeeding due to the resulting lipotoxicity and glucotoxicity. Uncovering relationships among t...

journal_title：Antioxidants & redox signaling

authors： Ježek P,Jabůrek M,Plecitá-Hlavatá L

更新日期：2019-10-01 00:00:00

abstract：SIGNIFICANCE:Most solid tumors contain regions of low oxygenation or hypoxia. Tumor hypoxia has been associated with a poor clinical outcome and plays a critical role in tumor radioresistance. RECENT ADVANCES:Two main types of hypoxia exist in the tumor microenvironment: chronic and cycling hypoxia. Chronic hypoxia re...

journal_title：Antioxidants & redox signaling

authors： Lee CT,Boss MK,Dewhirst MW

更新日期：2014-07-10 00:00:00

abstract：SIGNIFICANCE:Oxidative (reactive oxygen species [ROS]) and nitrosative (reactive nitrogen species [RNS]) stress affects many physiological processes, including survival and death. Although high levels of ROS/RNS mainly causes cell death, low levels of free radicals directly modulate the activities of transcriptional fa...

journal_title：Antioxidants & redox signaling

authors： Kaminskyy VO,Zhivotovsky B

更新日期：2014-07-01 00:00:00