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Dieter Rehder
Journal of inorganic biochemistry, 102(5-6), 1152-1158 (2008-02-08)
In the present focused review, vanadate-dependent haloperoxidases and vanadate-inhibited enzymes which catalyze the hydrolysis of phosphoester bonds are addressed. In these systems, vanadate [HxVO4](3-x)(-) is covalently coordinated to the imidazolyl moiety of an active site histidine, with a geometrical arrangement
B Pragnya et al.
Behavioural brain research, 270, 86-94 (2014-05-08)
Post natal exposure to VPA (valproic acid) in mice induces behavioral deficits, abnormal sensitivity to sensory stimuli and self-injurious behavior, observed in autism. Piperine has been reported to have protective effect on brain. The present study aimed at evaluating effect
Steffen Hartung et al.
Chemphyschem : a European journal of chemical physics and physical chemistry, 15(10), 2121-2128 (2014-07-22)
Room-temperature sodium-ion batteries have the potential to become the technology of choice for large-scale electrochemical energy storage because of the high sodium abundance and low costs. However, not many materials meet the performance requirements for practical applications. Here, we report
Dieter Rehder
Metal ions in life sciences, 13, 139-169 (2014-01-29)
Vanadium is the 21st most abundant element in the Earth's crust and the 2nd-to-most abundant transition metal in sea water. The element is ubiquitous also in freshwater and nutrients. The average body load of a human individual amounts to 1
Mohamad Z Mehdi et al.
Cell biochemistry and biophysics, 44(1), 73-81 (2006-02-04)
Among several metals, vanadium has emerged as an extremely potent agent with insulin-like properties. These insulin-like properties have been demonstrated in isolated cells, tissues, different animal models of type I and type II diabetes as well as a limited number
Edyta Maslak et al.
Biochemical pharmacology, 93(3), 389-400 (2014-12-24)
There is an unmet medical need for novel NAFLD treatments. Here we have examined the effects of liver-selective NO donor (V-PYRRO/NO) as compared with metformin on hepatic steatosis and glucose tolerance in mice fed high fat diet. Effects of V-PYRRO/NO
Birgit Schwenzer et al.
ChemSusChem, 4(10), 1388-1406 (2011-11-22)
Large-scale energy storage has become the main bottleneck for increasing the percentage of renewable energy in our electricity grids. Redox flow batteries are considered to be among the best options for electricity storage in the megawatt range and large demonstration
Neetinkumar D Reddy et al.
Chemico-biological interactions, 233, 81-94 (2015-04-01)
The potential of cinnamic acid as an anti-inflammatory and anti-cancer agent has been studied previously. In our investigation, novel bio-isosters of cinnamyl sulfonamide hydroxamate were synthesized, characterized and confirmed for their structure and evaluated for cytotoxicity. Three NCEs namely, NMJ-1
Jia-Bi Ma et al.
Chemphyschem : a European journal of chemical physics and physical chemistry, 15(18), 4117-4125 (2014-09-12)
The reactivity of metal oxide clusters toward hydrocarbon molecules can be changed, tuned, or controlled by doping. Cerium-doped vanadium cluster cations CeV2O7(+) are generated by laser ablation, mass-selected by a quadrupole mass filter, and then reacted with C2H4 in a
Elseddik M Abdelkader et al.
Inorganic chemistry, 54(12), 5897-5906 (2015-05-27)
In this study, metal-containing nanoparticles (NPs) were produced using electrical explosion of wires (EEW) in organic solvents. The explosion chamber was constructed from Teflon to withstand the shockwave, allow growth and reaction of the incipient NPs in various organic solvents
Won Jun Jo et al.
Proceedings of the National Academy of Sciences of the United States of America, 112(45), 13774-13778 (2015-10-29)
Through phase transition-induced band edge engineering by dual doping with In and Mo, a new greenish BiVO4 (Bi1-XInXV1-XMoXO4) is developed that has a larger band gap energy than the usual yellow scheelite monoclinic BiVO4 as well as a higher (more
D M Smith et al.
QJM : monthly journal of the Association of Physicians, 101(5), 351-358 (2008-03-06)
To assess the effectiveness of oral vanadium supplementation for glycaemic control in type 2 diabetes by conducting a systematic review of the literature. Eligible studies were identified by searching 14 databases using standardized terms. Experts, study authors and manufacturers were
Zhihong Zhang et al.
International journal of environmental health research, 19(3), 175-185 (2010-02-26)
Many epidemiological investigations indicate that excess risks of mortality and morbidity may vary among specific PM(2.5) components. Nickel (Ni) and vanadium (V) particulate metal species may potentially be related to increasing respiratory and cardiovascular mortality and morbidity. This review focuses
Baogang Zhang et al.
Bioresource technology, 192, 410-417 (2015-06-13)
Vanadium is an important contaminant impacted by natural and industrial activities. Vanadium (V) reduction efficiency as high as 87.0% was achieved by employing immobilized mixed anaerobic sludge as inoculated seed within 12h operation, while V(IV) was the main reduction product
Lise Coderre et al.
Canadian journal of physiology and pharmacology, 82(10), 833-839 (2004-12-02)
Inorganic and organic compounds of vanadium have been shown to exhibit a large range of insulinomimetic effects in the cardiovascular system, including stimulation of glucose transporter 4 (GLUT-4) translocation and glucose transport in adult cardiomyocytes. Furthermore, administration of vanadium compounds
Maja A Larsson et al.
Journal of hazardous materials, 296, 158-165 (2015-04-29)
Blast furnace (BF) slags are commonly applied as soil amendments and in road fill material. In Sweden they are also naturally high in vanadium. The aim of this study was to assess the vanadium bioavailability in BF slags when applied
Amit A Vernekar et al.
Nature communications, 5, 5301-5301 (2014-11-22)
Nanomaterials with enzyme-like properties has attracted significant interest, although limited information is available on their biological activities in cells. Here we show that V2O5 nanowires (Vn) functionally mimic the antioxidant enzyme glutathione peroxidase by using cellular glutathione. Although bulk V2O5
Guillaume Schweicher et al.
Advanced materials (Deerfield Beach, Fla.), 27(19), 3066-3072 (2015-04-10)
A series of bulky end-capped [1]benzothieno[3,2-b]benzothiophenes (BTBTs) are developed in order to tune the packing structure via terminal substitution. A coupled theoretical and experimental study allows us to identify 2,7-di-tert-butylBTBT as a new high-performance organic semiconductor with large and well-balanced
Alaa El-Din E El-Sisi et al.
Toxicology and industrial health, 31(2), 97-107 (2013-01-10)
Ifosfamide (IFO) is a highly effective chemotherapeutic agent for treating a variety of pediatric solid tumors. However, its use is limited due to its serious side effect on kidneys. The side-chain oxidation of IFO in renal tubular cells produces a
Forrest S Gittleson et al.
ACS nano, 9(10), 10005-10017 (2015-09-08)
Fully integrated transparent devices require versatile architectures for energy storage, yet typical battery electrodes are thick (20-100 μm) and composed of optically absorbent materials. Reducing the length scale of active materials, assembling them with a controllable method and minimizing electrode
Fabiano B Carvalho et al.
The Journal of nutritional biochemistry, 26(4), 378-390 (2015-01-31)
The aim of this study was to investigate the protective effect of anthocyanins (ANT) on oxidative and inflammatory parameters, as well as ion pump activities, in the pons of rats experimentally demyelinated with ethidium bromide (EB). Rats were divided in
Igor Bryukhovetskiy et al.
Molecular medicine reports, 12(2), 2828-2834 (2015-05-09)
Glioblastoma multiforme (GM) is an aggressive malignant tumor of the brain. The standard treatment of GM is surgical resection with consequent radio- and chemotherapy with temozolomide. The prognosis is unfavorable, with a survival time of 12-14 months. The phenomenon of
Riccardo Crebelli et al.
Annali dell'Istituto superiore di sanita, 48(4), 354-361 (2012-12-19)
Metal contaminants in drinking water represent a relevant health issue in several areas of the world. In Italy, because of the geological features of the territory, high arsenic and vanadium are frequently reported in ground waters in concentrations above current
Jaclyn M Winter et al.
The Journal of biological chemistry, 284(28), 18577-18581 (2009-04-14)
Nature has developed an exquisite array of methods to introduce halogen atoms into organic compounds. Most of these enzymes are oxidative and require either hydrogen peroxide or molecular oxygen as a cosubstrate to generate a reactive halogen atom for catalysis.
Patrícia de Almeida Machado et al.
Acta tropica, 148, 120-127 (2015-04-29)
Leishmaniasis is a group of disease caused by different species of the parasite Leishmania affecting millions of people worldwide. Conventional therapy relies on multiple parenteral injections with pentavalent antimonials which exhibit high toxicity and various side effects have been reported.
Giovanni Arena et al.
Journal of water and health, 13(2), 522-530 (2015-06-05)
Vanadium(V) can be found in natural waters in the form of V(IV) and V(V) species, which have different biological properties and toxicity. The purpose of this study was to determine the concentrations of total V and V(V) in groundwater from
Xin Liu et al.
International journal of biological macromolecules, 79, 110-117 (2015-05-06)
In this present study, a new chitosan bead modified with titanium ions (TiCB) was prepared and employed for the adsorption of vanadium ions from aqueous solutions. Batch adsorption experiments were performed to research the effect of various factors, including pH
Ilunga Kamika et al.
Environmental technology, 35(13-16), 2075-2085 (2014-06-25)
This study assesses and compares vanadium toxicity in its different oxidation states towards bacterial isolates (Pseudomonas putida and Bacillus licheniformis) and protozoan isolates (Peranema sp. and Trachelophyllum sp.). The isolates were exposed to various concentrations of V in mixed liquors
Shinobu Takizawa
Chemical & pharmaceutical bulletin, 57(11), 1179-1188 (2009-11-03)
This review describes our recent efforts in the development of chiral dinuclear vanadium complexes which work as dual activation catalysts for oxidative coupling of 2-naphthols. A chiral dinuclear vanadium(IV) complex (R(a),S,S)-1a possessing (S)-tert-leucine moieties at the 3,3'-positions of the (R)-binaphthyl
E Halevas et al.
Journal of inorganic biochemistry, 147, 99-115 (2015-04-30)
Among the various roles of vanadium in the regulation of intracellular signaling, energy metabolism and insulin mimesis, its exogenous activity stands as a contemporary challenge currently under investigation and a goal to pursue as a metallodrug against Diabetes mellitus II.
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