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Showing 1-30 of 116 results for "416665" within Papers
Oxidative desulfurization of fuel oil: Part I. Oxidation of dibenzothiophenes using tert-butyl hydroperoxide.
Wang D, et al.
Applied Catalysis A: General, 91-99 (2003)
Marion Szelechowski et al.
Nature communications, 5, 5181-5181 (2014-10-22)
Mitochondrial dysfunction is a common feature of many neurodegenerative disorders, notably Parkinson's disease. Consequently, agents that protect mitochondria have strong therapeutic potential. Here, we sought to divert the natural strategy used by Borna disease virus (BDV) to replicate in neurons
Federico J Hernandez et al.
The Journal of chemical physics, 143(16), 164304-164304 (2015-11-02)
Small water clusters containing a single hydroxyl radical are synthesized in liquid helium droplets. The OH-H2O and OH(D2O)n clusters (n = 1-3) are probed with infrared laser spectroscopy in the vicinity of the hydroxyl radical OH stretch vibration. Experimental band
Daphne Yiu San Wong et al.
Neuroscience letters, 556, 221-226 (2013-10-29)
The native South American palm açaí berry (Euterpe oleraceae Mart.) has high polyphenolic and antioxidant levels. This study examined whether açaí berry extract afforded protection against β-amyloid (Aβ)-mediated loss of cell viability and oxidative stress associated with anti-fibrillar effects. PC12
Geom Seog Seo et al.
Biochemical pharmacology, 90(2), 115-125 (2014-05-24)
Oxidative stress-induced disruption of epithelial tight junctions (TJ) plays a critical role in the pathogenesis of intestinal disorders, including inflammatory bowel disease (IBD). The current study investigated the protective effect of hirsutenone against disruption of the intestinal barrier in vitro
Lei Cao et al.
Analytical and bioanalytical chemistry, 405(8), 2635-2642 (2013-02-05)
Hepatotoxicity of drug candidates is one of the major concerns in drug screening in early drug discovery. Detection of hepatic oxidative stress can be an early indicator of hepatotoxicity and benefits drug selection. The glutathione (GSH) and glutathione disulfide (GSSG)
Adrian Flierl et al.
PloS one, 9(11), e112413-e112413 (2014-11-13)
Parkinson disease (PD) is a multi-factorial neurodegenerative disorder with loss of dopaminergic neurons in the substantia nigra and characteristic intracellular inclusions, called Lewy bodies. Genetic predisposition, such as point mutations and copy number variants of the SNCA gene locus can
Xiaoyue Sheng et al.
International journal of biological macromolecules, 56, 49-56 (2013-02-12)
In the present study, we reported fabrication and skin benefit of a novel vitamin E (VE)-loaded silk fibroin (SF) nanofibrous mats. RRR-α-Tocopherol polyethylene glycol 1000 succinate (VE TPGS), a water-soluble derivative of VE, was incorporated into SF nanofiber successfully by
Derek B J Bone et al.
Microvascular research, 95, 68-75 (2014-07-01)
Purine nucleosides and nucleobases play key roles in the physiological response to vascular ischemia/reperfusion events. The intra- and extracellular concentrations of these compounds are controlled, in part, by equilibrative nucleoside transporter subtype 1 (ENT1; SLC29A1) and by equilibrative nucleobase transporter
Catalytic asymmetric oxidation of sulfides to sulfoxides with tert-butyl hydroperoxide using binaphthol as a chiral auxiliary
Komatsu N, et al.
The Journal of Organic Chemistry, 58(17), 4529-4533 (1993)
Sung-Shin Hong et al.
Journal of ethnopharmacology, 168, 268-278 (2015-04-14)
Gongjin-Dan is a representative traditional Oriental medicine herbal drug that has been used to treat chronic fatigue symptoms for several hundred years. We evaluated the anti-fatigue effects of Gongjin-Dan and the underlying mechanisms in a chronic forced exercise mouse model.
Tingting Liu et al.
Rejuvenation research, 18(3), 225-233 (2015-01-09)
Resveratrol is a natural polyphenol derived mainly from the skin of grapes and from red wine. Resveratrol prolongs life span in several invertebrates, but this function is not found in mice. Our recently published paper demonstrated that resveratrol prolonged longevity
I V Mindukshev et al.
Rossiiskii fiziologicheskii zhurnal imeni I.M. Sechenova, 99(1), 92-110 (2013-05-11)
Apoptosis is a common mechanism of programmed cell death in virtually all nucleated cells. In spite of the fact that platelets and erythrocytes are the only enucleated cells in mammals they contain most of the apoptosis machinery of other cells
Grace McCambridge et al.
Biomolecules, 9(2) (2019-03-03)
Circulating fatty acids (FAs) increase with obesity and can drive mitochondrial damage and inflammation. Nicotinamide nucleotide transhydrogenase (NNT) is a mitochondrial protein that positively regulates nicotinamide adenine dinucleotide phosphate (NADPH), a key mediator of energy transduction and redox homeostasis. The
Elena A Lapshina et al.
Cell biochemistry and function, 33(4), 202-210 (2015-05-13)
The present study was undertaken for further elucidation of the mechanisms of flavonoid biological activity, focusing on the antioxidative and protective effects of cranberry flavonoids in free radical-generating systems and those on mitochondrial ultrastructure during carbon tetrachloride-induced rat intoxication. Treatment
Qiong Tang et al.
Ultrasonics sonochemistry, 20(5), 1168-1175 (2013-03-30)
This work investigated the ultrasonic assisted oxidative desulfurization of bunker-C oil with TBHP/MoO3 system. The operational parameters for the desulfurization procedure such as ultrasonic irradiation time, ultrasonic wave amplitude, catalyst initial concentration and oxidation agent initial concentration were studied. The
Yufang Zhong et al.
Journal of environmental science and health. Part A, Toxic/hazardous substances & environmental engineering, 50(8), 806-813 (2015-06-02)
To study the acute toxic effects of PCBs on airway exposure, the cell viability, apoptosis and mitochondrial functions of human lung cancer cell line A549 were measured and compared after Aroclor 1254 exposure for different time. The results showed that
Sangram Singh et al.
Journal of environmental biology, 33(5), 867-870 (2013-06-06)
Calcium ions play an importantrole in various physiological processes such as nerve impulse transmission, muscle contraction, hormone action, blood clotting. They ions act as an intracellular second messenger, relaying information within cells to regulate their activity. To understand the mechanism
Osmium catalyzed vicinal hydroxylation of olefins by tert-butyl hydroperoxide under alkaline conditions.
Sharpless KB and Akashi K
Journal of the American Chemical Society, 98(7), 1986-1987 (1976)
Ying-Chieh Wong et al.
Organic letters, 14(23), 6024-6027 (2012-11-30)
The radical cascade protocol of the α-cyano α-TMS/aryl-capped alkynyl aryl ketones promoted by tert-butyl hydroperoxide under catalysis with tetrabutylammonium iodide in refluxing benzene has been developed, leading to the construction of a variety of highly functionalized [6,6,5] tricyclic frameworks in
Yan Wang et al.
Pharmaceutical research, 31(11), 3106-3119 (2014-05-23)
Although Cu complexes have been investigated as anticancer agents, there has been no description of Cu itself as a cancer killing agent. A stealth liposomal Cu formulation (LpCu) was studied in vitro and in vivo. LpCu was evaluated in prostate
Kimberly N Herman et al.
Journal of biochemical and molecular toxicology, 28(12), 568-577 (2014-08-29)
Elevated levels of reactive oxygen species (ROS) can be induced by exposure to various chemicals and radiation. One type of damage in DNA produced by ROS is modification of guanine to 7,8-dihydro-8-oxoguanine (8-oxoG). This particular alteration to the chemistry of
Wagner C Martins et al.
Neurotoxicity research, 28(1), 32-42 (2015-04-02)
Deposition of amyloid-β (Aβ) peptides into specific encephalic structures has been pointed as an important event related to Alzheimer's disease pathogenesis and associated with activation of glial cells, neuroinflammation, oxidative responses, and cognitive deficits. Aβ-induced pro-oxidative damage may regulate the
Mario J Simirgiotis et al.
Molecules (Basel, Switzerland), 20(6), 11490-11507 (2015-06-26)
The antioxidant features, polyphenolic composition and chromatographic fingerprints of the aerial parts from three Chilean endemic plants from the Paposo Valley located on the cost of the Atacama Desert were investigated for the first time using high pressure liquid chromatography
Snežana D Marković et al.
General physiology and biophysics, 33(4), 393-401 (2014-08-26)
The effects of nitroglycerin (glyceryl trinitrate - GTN) are mediated by liberated nitric oxide (NO) and formed reactive nitrogen species, which induces oxidative stress during biotransformation in red blood cells (RBCs). The aim of this study was to evaluate effects
Muhammet Uyanik et al.
Science (New York, N.Y.), 345(6194), 291-294 (2014-07-19)
The diverse biological activities of tocopherols and their analogs have inspired considerable interest in the development of routes for their efficient asymmetric synthesis. Here, we report that chiral ammonium hypoiodite salts catalyze highly chemo- and enantioselective oxidative cyclization of γ-(2-hydroxyphenyl)ketones
Iva Kulic et al.
The Journal of experimental medicine, 212(1), 37-52 (2014-12-17)
Aberrant Notch activity is oncogenic in several malignancies, but it is unclear how expression or function of downstream elements in the Notch pathway affects tumor growth. Transcriptional regulation by Notch is dependent on interaction with the DNA-binding transcriptional repressor, RBPJ
Wardah M Din et al.
Natural product communications, 8(3), 375-380 (2013-05-18)
In the annals of biomedical theory perhaps no single class of natural product has enjoyed more ingenious speculation than antioxidants formally aimed at counteracting oxidative insults which are involved in the pathophysiology of Alzheimer's and Parkinson's disease, cancer, amyotrophic lateral
Chung-Oui Hong et al.
Bioscience, biotechnology, and biochemistry, 77(1), 58-64 (2013-01-08)
Considering the growing evidence of the presence of antioxidant compounds in plant extracts, the objectives of this study were to identify antioxidant compounds in Lindera obtusiloba Blume (Lauraceae) and to evaluate their antimelanogenic activities on B16F10 melanoma cells. Organic solvent
Sung-Yong Yang et al.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association, 55, 92-99 (2013-01-12)
Perilla frutescens leaves are often used in East Asian gourmet food. In this study, we investigated the hepatoprotective effects of caffeic acid (CA), rosmarinic acid (RA), and their combination. P. frutescens contains 1.32μg CA/mg dry material (DM) and 26.84μg RA/mg
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