• promoted bismuth vanadate (BiVO 4 ) photocatalysts was synthesized and physicochemical characterized by means of X-Ray diffraction, nitrogen isotherm absorption diffuse-reflectance spectroscopy, and high-resolution transmission electron microscopy. (mdpi.com)
  • Scientists at the Helmholtz-Zentrum Berlin (HZB) and the Delft University of Technology (TU Delft) have been working on the development of such a device using a simple solar cell and a photo anode made of metal oxide bismuth vanadate, or BiVO4, to successfully store nearly 5% of solar energy as hydrogen. (pv-magazine.com)
  • According to van de Krol, a solar-to-chemical efficiency of up to 9% is possible when a photo anode made from bismuth vanadate is used. (pv-magazine.com)
  • The biggest hurdle, however, was to separate the electrical charges within the bismuth vanadate film according to the team. (pv-magazine.com)
  • Van de Krol and his team managed to solve this issue by adding wolfram atoms to the bismuth vanadate film in a very specific way. (pv-magazine.com)
  • We don't really understand quite yet why bismuth vanadate works so much better than other metal oxides. (pv-magazine.com)
  • To date, bismuth vanadate (BiVO4) has been shown to exhibit promising selectivity toward H2O2, especially under illumination, but it suffers from high overpotential and notoriously poor stability. (stanford.edu)
  • Cells were lysed in 1% SDS, 1.0 mM sodium ortho-vanadate, 1 mM sodium fluoride, 10 mM Tris (pH 7.4) buffer. (ecmbio.com)
  • Six milliliters of ice-cold buffer A [10 mM imidazole, 0.5 M NaCI, 1% (w/v) Triton X-100, 0.2 mM sodium vanadate, 0.2 mM phenyl methyl sulfonyl fluoride (PMSF), 2 mM sodium azide, pH 7.3] is added to each plate. (docksci.com)
  • Vanadate의 회장 평활근에 대한 수축작용이 Na-K-ATPase를 억제하기 때문인지를 구명하기 위하여 Na-K-ATPase를 억제하는 ouabain과의 작용의 차이를 관찰한 결과 다음과 같은 결론을 얻었다. (kyobobook.co.kr)
  • Vanadate is a potent inhibitor of Na-K-ATPase. (kyobobook.co.kr)
  • These results suggest that vanadate contracts ileal smooth muscle through the mechanism different from ouabain, and this is independent of the inhibition of Na-K-ATPase activity. (kyobobook.co.kr)
  • Concentration of OTS964 was plotted against basal level (without OTS964) of ABCB1 ATPase activity. (biomedcentral.com)
  • The vanadate-sensitive ATPase activity of P-gp was identified by using the Pi launch assay, as explained in in the presence of increasing concentrations of kuguacin M (0C25 … Fig. 7 Effect of Kuguacin M on verapamil-stimulated ATP hydrolysis. (researchtoactionforum.org)
  • A) The kinetics of inhibition of the verapamil-stimulated ATPase activity by Kuguacin M. The vanadate-sensitive ATPase activity of P-gp was identified by using the Pi launch assay, as explained … 4. (researchtoactionforum.org)
  • Treatment of S. mutans membrane fractions with toluene reduced total ATPase activity by approximately 80% and did not allow differentiation between F- and P-type ATPase activities by use of the standard inhibitors vanadate (3 µM) and oligomycin (4 µg/mL). (scielo.org)
  • Gadolinium vanadate nanoparticles (NPs) doped with europium, in concentrations between 5-40%, were synthesized via an aqueous route to prove their multimodal imaging functionalities and their performance as radionuclide carriers for targeted alpha therapy. (expertfile.com)
  • Herein, using density functional theory calculations, we predict that doping BiVO4 with optimal concentrations of gadolinium (Gd) not only enhances its activity for H2O2 production but also improves its stability. (stanford.edu)
  • In this study, based on single particle (SP)-ICP-MS technology, particle number concentrations (PNCs) and sizes of Fe- and Ti-containing NPs in CFAs were determined for samples collected from power plants of different designs and burning different types of coal. (bvsalud.org)
  • Particle concentrations in occupational settings measured with a nanoparticle respiratory deposition (NRD) sampler. (cdc.gov)
  • The dielectric hysteresis property of undoped and Gd 2 O 3 -doped potassium vanadate and lithium vanadate has been investigated in the temperature range covering their transition points. (ias.ac.in)
  • Spm4+ (1 mM)-induced cation fluxes were insensitive to the Ca2+/H+ exchanger inhibitor amiloride, but strongly suppressed by P-type pump blocker vanadate and Ca2+- pump blocker eosine yellow. (edu.au)
  • Study of the effect of temperature, vanadium concentration and degree of acidity of the solution on the composition of solid products. (chempap.org)
  • The concentrations, composition patterns, transport and fate of PAHs in semi-arid and arid soils such as in Central Asia are not well known. (bvsalud.org)
  • The results show that the porewater arsenic, Fe(II), and DOC concentrations were all significantly higher than those of the intruding pond water, and were located above the conservative mixing model lines. (bvsalud.org)
  • For example, tumor cells prefer anaerobic glycolysis, which significantly increases the concentration of lactic acid in the tumor microenvironment and induces tumor-associated macrophages differentiated into M2 types, thereby inhibiting T cell activity. (justia.com)
  • Ca2+ concentrations also have an effect on BPP pH optima and thermostability: e.g. with Bacillus sp. (wikipedia.org)
  • abolished ouabain-induced contraction, but had no effect on vanadate-induced contraction. (kyobobook.co.kr)
  • Dinitrophenol, carbonyl cyanide m -chlorophenylhydrazone and NaN 3 strongly inhibited amino acid uptake, whereas dicyclohexylcarbodiimide, vanadate and the ionophores monensin and nonactin had no effect on the uptake. (microbiologyresearch.org)
  • The concentration-response curves and IC 50 values for OTS964 with or without a verified ABCB1 inhibitor in A ) KB-C2 and KB-3-1, B ) HEK293/ABCB1 and HEK293/pcDNA3.1, C ) SW620/Ad300 and SW620, and D ) SW620/Ad300-ABCB1ko and SW620-ABCB1ko cells. (biomedcentral.com)
  • After correction for a non-mediated transport component, the kinetics of glutamate, glutamine, alanine and aspartate uptake measured over a wide concentration range followed the simple Michaelis-Menten saturation curves. (microbiologyresearch.org)
  • Workplace exposure assessment of BNNT from two manufacturing facilities measured boron concentrations in personal breathing zones from non-detectable to 0.95g/m3 and TEM structure counts of 0.0123 0.0094 structures/cm3, concentrations well below what was found with other engineered high aspect ratio nanomaterials like carbon nanotubes and nanofibers. (cdc.gov)
  • We use a monoclonal antibody, PY20, 2 coupled at a concentration of 10 mg antibody/ml Affi-Gel (Bio-Rad, Richmond, CA).] PY20 I j. (docksci.com)
  • It's common to get rare-earth compounds, tantalum, thorium, titanium, and many other minerals that are unusual in high concentrations in other settings. (blogspot.com)
  • Progesterone produced significant inhibition at relatively high concentrations. (aspetjournals.org)
  • High glucose concentrations lead to an increase in lipid droplets and TORC1 in beta cells, which promote high basal secretion of insulin (Erion K.A. et al. (ndltd.org)
  • In 3+ /Eu 3+ increases with increaing In 3+ concentration, indicating that the symmetry decreases. (sciopen.com)
  • Using daunorubicin as a fluorescent marker and vanadate as a positive control compound, a functional flow cytometry method for assessing the ability of a drug to inhibit Pgp-mediated drug efflux from CR1R12 multidrug-resistant cells has been evaluated. (aspetjournals.org)
  • By repeatedly spraying different wolfram concentrations onto the glass, a highly efficient photo-active metal oxide film some 300 nanometers thick was created. (pv-magazine.com)
  • Based on a structural equation (SE) model, raw coal properties (coal rank and Fe/Ti content), boiler types, and efficiency of particulate emission control devices likely indirectly affect PNCs of Fe- and Ti-containing NPs by influencing TOC contents and their corresponding metal concentrations of CFAs. (bvsalud.org)
  • To fill this knowledge gap, we determined the concentrations of 21 parent PAHs, 4,5-methylenephenanthrene, 6 alkylated PAHs, and biphenyl in soils from 11 sampling locations (0-10, 10-20 cm soil depths) along a 20-km transect downwind from the Almalyk metal mining and metallurgical industrial complex (Almalyk MMC), Uzbekistan. (bvsalud.org)
  • 5) Vanadate-induced contraction was potentiated in the presence of ouabain. (kyobobook.co.kr)
  • It was found that the Curie temperatures of KVO 3 and LiVO 3 remain the same for various concentrations of Gd 2 O 3 . (ias.ac.in)
  • At lower (0.1 mM) concentration Spm4+ caused a small but significant transient hyperpolarization. (edu.au)
  • Inverse to the reported increase in sensitivity caused by NO shortage, concentrating NO attenuated the cGMP response in a concentration-dependent manner. (rupress.org)
  • B) U266 and MM.1S cells were treated with 6-OAP at the indicated concentrations for 48 h and DNA fragmentation was analyzed. (spandidos-publications.com)
  • The roles of hydrogen impurity and oxygen vacancy defects on defining the conductivity, and hence photoelectrochemical (PEC) performance characteristics, of monoclinic scheelite bismuth vanadate (BiVO4) are investigated using a combination of experiment and theory. (escholarship.org)
  • Monoclinic bismuth vanadate (BiVO4) has emerged as an excellent optically active photoanode material due to its unique physical and chemical properties. (bvsalud.org)
  • In this study, the photocatalytic degradation of azo-dye acid orange 10 was investigated using titanium dioxide catalyst suspension, irradiation with ultraviolet-C lamp and bismuth vanadate under visible light of light-emitting diode lamp. (gjesm.net)
  • The removal efficiencies obtained for acid orange 10 were 100% and 36.93% after selecting the optimized operational parameters achieved for titanium dioxide and bismuth vanadate, respectively. (gjesm.net)
  • The highest efficiency was achieved by the use of ultraviolet/titanium dioxide system, while a low acid orange 10 removal efficiency was obtained for the synthesized bismuth vanadate using the co-precipitation method. (gjesm.net)
  • Thus, it seems necessary to increase the photocatalytic activity of bismuth vanadate in combination with titanium dioxide to remove acid orange 10 dye in subsequent studies. (gjesm.net)
  • Add 1 ml boiling lysis buffer (1% SDS, 1.0 mM sodium ortho-vanadate, 10 mM Tris pH 7.4). (bdbiosciences.com)
  • Rapidly homogenize every 0.25 g tissue in 3.5 ml of boiling lysis buffer (1% SDS, 1.0 mM sodium ortho-vanadate, 10 mM Tris pH 7.4). (bdbiosciences.com)
  • Cells were lysed in 1% SDS, 1.0 mM sodium ortho-vanadate, 10 mM Tris (pH 7.4) buffer. (ecmbio.com)
  • Ammonium vanadate was dissolved in a solution of water and ammonia water, and activated carbon was added while heating to 60 to 70 ° C., left for 30 minutes, and filtered. (atamanchemicals.com)
  • Ammonium nitrate was added to the filtrate and The Ammonium vanadate crystals were filtered off with suction, washed with water and then with a small amount of ethanol. (atamanchemicals.com)
  • Ammonium metavanadate has some other product names like ammonium vanadate and ammonium vanadium oxide, which refer to same chemical. (atamanchemicals.com)
  • Adult male and female Harlan Sprague Dawley (HSD) rats and B6C3F1/N mice, 5 per group, were exposed to vanadyl sulfate or sodium metavanadate, via drinking water, at concentrations of 0, 125, 250, 500, 1000 or 2000 mg/L for 14 days. (nih.gov)
  • Lower water consumption, up to −80% at 2000 mg/L, was observed at most exposure concentrations for animals exposed to either vanadyl sulfate or sodium metavanadate and was accompanied by decreased body weights at the highest concentrations for both compounds. (nih.gov)
  • Ammonium metavanadate is commonly used as a substrate in the synthesis of silver vanadate, manganese vanadate, and vanadium oxide. (atamanchemicals.com)
  • Synthesis of PI3P was elevated by salt stress but not by exposure to high concentrations of non-ionic solutes. (umass.edu)
  • 12. Vanadate stimulates bone cell proliferation and bone collagen synthesis in vitro. (nih.gov)
  • We found that 0.1 mM o-vanadate (protein tyrosine phosphatase blocker) reduces the GABA-activated ATPase activity. (scirp.org)
  • Dilute an aliquot of the cell lysate sample at least 10-fold for the BCA (Pierce) protein concentration assay (SDS concentration must be below 0.1% to avoid interference with the colorimetric reading). (bdbiosciences.com)
  • Dilute an aliquot of the tissue lysate sample at least 10-fold for the BCA (Pierce) protein concentration assay. (bdbiosciences.com)
  • Protein concentration was determined using the BCA method (Pierce) before diluting to final concentration and buffer. (ecmbio.com)
  • This activity was phospholipid-dependent and sensitive to low concentrations of vanadate (I50 = 0.3 microM) and oligomycin (I50 = 8.5 microg/ml). (ox.ac.uk)
  • In the isolated working rat heart and in rat cardiomyocytes, T1AM produced a reversible, dose-dependent negative inotropic effect (e.g., 27+/-5, 51+/-3, and 65+/-2% decrease in cardiac output at 19, 25, and 38 microM concentration, respectively). (unipi.it)
  • Discussed vanadates with 2:1 and 1:1 stoichiometric ratio of A3+ and aliovalent vanadium were compared across their joint phase diagram and discussed with the help of stability maps. (umanitoba.ca)
  • Under the action of oxygen and CaO, the molten vanadium slag underwent calcification reaction to form acid-soluble calcium vanadate phase and the feasibility of its main chemical reaction was calculated by Factsage8.1. (jmmab.com)
  • The hemodynamic effects of T1AM were remarkably increased in the presence of the tyrosine kinase inhibitor genistein, whereas they were attenuated in the presence of the tyrosine phosphatase inhibitor vanadate. (unipi.it)
  • Results led to a discussion on the evolution of coordination and connectivities in the cation sublattices, oxygen driven phase transitions, limit of oxygen concentration, oxide vacancy structure, the crucial role of the cation radius in phase formation, and the order-disorder interplay. (umanitoba.ca)
  • The influence of several experimental conditions such as buffer (concentration and pH) and temperature were studied. (ucy.ac.cy)
  • The dielectric hysteresis property of undoped and Gd 2 O 3 -doped potassium vanadate and lithium vanadate has been investigated in the temperature range covering their transition points. (ias.ac.in)
  • The toxic dinoflagellate - Alexandrium tamarense (Lebour) Balech, formed resting cysts in f/2 media with low nitrate concentrations. (jipb.net)
  • Trivalent samarium-doped lithium calcium silicate phosphors with the nominal formulas of Li 2 Ca 1-x Sm x SiO 4 were prepared with a conventional solid-state reaction technique and the dopant concentration was varied in the range of 0.01 ≤ x ≤ 0.10. (spectroscopyonline.com)
  • Here we use in situ attenuated total reflectance - Fourier transform infrared spectroscopy to examine sorption mechanisms and capacity for (poly)vanadate attenuation by ferrihydrite and hematite from pH 3 to 6. (usask.ca)
  • Plasma alcohol concentrations and oxidative stress levels in the serum, as well as TNF-α and RANTES expression in monocytes were also induced following chronic alcohol and LPS exposure. (spandidos-publications.com)
  • Implications of altered maternal cytokine concentrations on infant outcomes in children with prenatal alcohol exposure. (ucdavis.edu)
  • Workplace exposure assessment of BNNT from two manufacturing facilities measured boron concentrations in personal breathing zones from non-detectable to 0.95g/m3 and TEM structure counts of 0.0123 0.0094 structures/cm3, concentrations well below what was found with other engineered high aspect ratio nanomaterials like carbon nanotubes and nanofibers. (cdc.gov)
  • In the presence of Ca 2+ (0.25 mM), the effect of o-vanadate on the "basal" and CI - , HCO 3 - , -ATPase activities does not appear. (scirp.org)
  • Experiments reported that the low concentration of oxygen vacancies enhances the photoelectrochemical (PEC) activity of BiVO4, but the high concentration of oxygen vacancies decreases the charge carrier lifetime. (bvsalud.org)
  • We find that elemental hydrogen is present as an impurity in as-synthesized BiVO4 and that increasing its concentration by annealing in H2 at temperatures up to 290 °C leads to near-complete elimination of majority carrier transport limitations, a beneficial shift in the photoanodic current onset potential, and improved fill factor. (escholarship.org)
  • Oxidation proceeded more rapidly and to a greater overall extent when the iron concentration in the smectite or the oxygen concentration of the solution was greater but was always incomplete. (wustl.edu)
  • We are able to control the concentration of CdS growth monomers, and hence the growth potential, in the reaction by simply changing the injection rate of the precursor solution. (spie.org)
  • Cell Lysates are supplied at a concentration of 1 mg/ml in electrophoresis sample buffer (62.5 mM Tris pH 6.8, 2% SDS, 5% glycerol, 0.003% bromophenol blue, 0.9% β-mercaptoethanol). (ecmbio.com)
  • The emission intensity depended on the Sm 3+ concentration and it was observed that the optimum concentration of Sm 3+ in phosphor was 4 mol% for the highest emission intensity at 601 nm. (spectroscopyonline.com)
  • Our results demonstrate the pH and concentration dependant removal of (poly)vanadate species by Fe(III) (oxyhydr)oxides, which has implications for understanding V mobility, behaviour, and fate in the environment. (usask.ca)
  • The amount of Ammonium metavanadate adsorbed was determined using a UV-vis spectrometer from the difference in the concentrations of the solution before and after addition of TiO2. (atamanchemicals.com)
  • Experimental data demonstrated that LCA inhibits the drug transport function of ABCG2 and reverses ABCG2-mediated multidrug resistance in human multidrug-resistant cancer cell lines in a concentration-dependent manner. (nih.gov)
  • At low salt concentrations (0 to 100 mM NaCl), RNase A cleaves single-stranded and double-stranded RNA as well the RNA strand in RNA-DNA hybrids. (medicobio.com)