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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
Xianfeng Wang et al.
Inflammation, 42(1), 156-169 (2018-09-12)
Obesity increases morbidity and mortality in acute illnesses such as sepsis and septic shock. We showed previously that the early/hyper-inflammatory phase of sepsis is exaggerated in obese mice with sepsis; sirtuin 2 (SIRT2) modulates sepsis inflammation in obesity. Evidence suggests
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
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
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
Performance of UV/acetylacetone process for saline dye wastewater treatment: Kinetics and mechanism.
Fei Yang et al.
Journal of hazardous materials, 406, 124774-124774 (2020-12-15)
Futility of traditional advanced oxidation processes (AOPs) in saline wastewater treatment has stimulated the quest for novel "halotolerant" chemical oxidation technology. Acetylacetone (AA) has proven to be a potent photo-activator in the degradation of dyes, but the applicability of UV/AA
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
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
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
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
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
Noah Al Nakeeb et al.
Nanomaterials (Basel, Switzerland), 9(5) (2019-05-01)
The self-assembly of block copolymers in aqueous solution is an important field in modern polymer science that has been extended to double hydrophilic block copolymers (DHBC) in recent years. In here, a significant improvement of the self-assembly process of DHBC
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
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
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
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
Inorgorganica Chimica Acta, 357, 2237-2244 (2004)
Laura Parma et al.
Cells, 9(2) (2020-02-07)
Unstable atherosclerotic plaques frequently show plaque angiogenesis which increases the chance of rupture and thrombus formation leading to infarctions. Hypoxia plays a role in angiogenesis and inflammation, two processes involved in the pathogenesis of atherosclerosis. We aim to study the
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
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
Sevil Savaskan Yilmaz et al.
Materials (Basel, Switzerland), 13(19) (2020-10-07)
Poly(acrylic acid/Kryptofix 23-Dimethacrylate) superabsorbent polymer [P (AA/Kry23-DM) SAP] was synthesized by solution polymerization to remove Co, Ni, Cu, Cd, Mn, Zn, Pb, Cr, and Fe ions in water and improve the quality of the water. Kry23-DM cross-linker (1,4,7,13,16-Pentaoxa-10,19 diazo cyclohexene
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
Ciric To et al.
Carcinogenesis, 36(7), 769-781 (2015-05-06)
Lung cancer accounts for the highest number of cancer-related deaths in the USA, highlighting the need for better prevention and therapy. Activation of the Nrf2 pathway detoxifies harmful insults and reduces oxidative stress, thus preventing carcinogenesis in various preclinical models.
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
Sanhita Roy et al.
Cornea, 34(6), 668-674 (2015-03-27)
To investigate the effect of mutations in SLC4A11 on cellular localization of the protein, mitochondrial function, and apoptosis due to oxidative stress. Mutations in SLC4A11 have been associated with 2 different forms of corneal endothelial dystrophy that lead to degeneration
Fatemeh Zal et al.
Toxicology mechanisms and methods, 24(6), 412-416 (2014-05-23)
Propranolol, a beta-adrenergic blocker, is used in the treatment of a large number of cardiovascular diseases such as hypertension and arrhythmias. Propranolol, in combination with furosemide, is used to treat hypertensive disorders although their side effect profile is not very
Martin Jabůrek et al.
The international journal of biochemistry & cell biology, 45(4), 816-825 (2013-01-29)
Mitochondrial uncoupling protein-2 (UCP2) has been suggested to participate in the attenuation of the reactive oxygen species production, but the mechanism of action and the physiological significance of UCP2 activity remain controversial. Here we tested the hypothesis that UCP2 provides
Darko Bosnakovski et al.
Skeletal muscle, 4(1), 4-4 (2014-02-04)
Facioscapulohumeral muscular dystrophy (FSHD) is caused by epigenetic alterations at the D4Z4 macrosatellite repeat locus on chromosome 4, resulting in inappropriate expression of the DUX4 protein. The DUX4 protein is therefore the primary molecular target for therapeutic intervention. We have
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