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M1651

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显示 1-30 共 31 条结果 关于 "M1651" 范围 论文
V V Sumbaev
Ukrains'kyi biokhimichnyi zhurnal (1999 ), 74(4), 76-79 (2004-02-18)
It was discovered that nitric oxide synthase activity and concentration of S-nitrosothiols decreased during molybden-dependent xanthine oxidase activation. The increase of apoptosis signal-regulating kinase 1 activity, with the respected decrease of [table: see text] poly-(ADP-ribose)-polymerase and protein kinase C activities
Saraswathi Panneerselvam et al.
Chemico-biological interactions, 145(2), 159-163 (2003-04-11)
Diabetes mellitus is a disease, which virtually affects all the systems in the body including the immune system. Bacterial infections are important causes of increased morbidity and mortality in diabetic patients. In the present study, we assessed the effect of
Anna Di Salle et al.
Extremophiles : life under extreme conditions, 10(6), 587-598 (2006-07-11)
A novel sulfite oxidase has been identified from Thermus thermophilus AT62. Despite this enzyme showing significant amino-acid sequence homology to several bacterial and eukaryal putative and identified sulfite oxidases, the kinetic analysis, performed following the oxidation of sulfite and with
S W Ball et al.
Canadian journal of physiology and pharmacology, 80(3), 205-209 (2002-05-07)
A focus of current diabetes research is the development of insulinomimetic compounds for oral treatment of diabetes and its associated cardiac complications. Screening compounds for their potential insulinomimetic effects usually involves the use of radioactive isotopes. The focus of this
Padmarajaiah Nagaraja et al.
Analytical biochemistry, 307(2), 316-321 (2002-08-31)
Novel coupling reagents are used for the simple and sensitive spectrophotometric determination of folic acid either in pure form or in its pharmaceutical preparations. The methods are based on the probable diazotization of the p-aminobenzoylglutamic acid obtained after reductive clevage
Padmarajaiah Nagaraja et al.
Journal of AOAC International, 85(4), 869-874 (2002-08-16)
A sensitive, rapid, and simple spectrophotometric method is described for the determination of sulfa drugs. The method is based on the formation of a red-colored product by the diazotization of sulfonamides such as sulfathiazole (SFT), sulfadiazine (SFD), sulfacetamide (SFA), sulfamethoxazole
Ulrike Lorenz
Current protocols in immunology, Chapter 11, Unit 11-Unit 11 (2011-04-05)
Tyrosine phosphorylation and dephosphorylation of proteins play a critical role in many processes of the immune system, from early development to fully differentiated effector function. Since the opposing actions of protein tyrosine kinases (PTKs) and protein tyrosine phosphatases (PTPs) determine
Sankha Chattopadhyay et al.
Nuclear medicine and biology, 37(1), 17-20 (2010-02-04)
A simple and inexpensive method has been developed for the separation of (99m)Tc from (99)Mo produced from the neutron activation of (98)Mo by (98)Mo(n,gamma)(99)Mo nuclear reaction. The recovery of (99m)Tc was performed by solid-liquid extraction based on alumina column chromatography.
Bo-Geon Yun et al.
Biochemistry, 43(25), 8217-8229 (2004-06-24)
Hsp90 functions to facilitate the folding of newly synthesized and denatured proteins. Hsp90 function is modulated through its interactions with cochaperones and the binding and hydrolysis of ATP. Recently, novobiocin has been shown to bind to a second nucleotide binding
Claudia-Crina Toma et al.
Molecules (Basel, Switzerland), 20(6), 9560-9574 (2015-05-29)
This study was performed to evaluate the phenolic profile, antioxidant and diuretic effects of black cumin and lady-in-a-mist seeds. In the phenolic profile, differences between the two species are significant. Qualitative and quantitative analyses of the phenolic compounds were performed
Ana Acacia de Sá Pinheiro et al.
Experimental parasitology, 115(4), 352-358 (2006-11-23)
In this work, an ecto-phosphatase activity of Entamoeba histolytica was characterized using intact cells. This activity presented the following biochemical characteristics: (i) it hydrolyzes p-NPP with V(max) of 8.00+/-0.22 nmol p-NP x h(-1) x 10(-5) cells and K(m) of 2.68+/-0.25
Raquel Rose Silva Correia et al.
Ecotoxicology and environmental safety, 96, 124-130 (2013-07-09)
Mercury is a toxic pollutant and spreads to several compartments in the environment. Previous in-vitro studies showed that roots of aquatic macrophytes are sites of methylmercury formation, performed mainly by sulfate-reducing bacteria (SRB). The objective of this study was to
Vaddypally Shivaiah et al.
Inorganic chemistry, 44(24), 8846-8854 (2005-11-22)
Two Anderson-type heteropolyanion-supported copper phenanthroline complexes, [Al(OH)6Mo6O18[Cu(phen)(H2O)2]2]1+ (1c) and [Al(OH)6Mo6O18[Cu(phen)(H2O)Cl]2]1- (1a) complement their charges in one of the title compounds [Al(OH)6Mo6O18[Cu(phen)(H2O)2]2][Al(OH)6Mo6O18[Cu(phen)(H2O)Cl]2].5H2O [1c][1a].5 H2O 1. Similar charge complementarity exists in the chromium analogue, [Cr(OH)6Mo6O18[Cu(phen)(H2O)2]2][Cr(OH)6Mo6O18[Cu(phen)(H2O)Cl]2].5 H2O [2c][2a].5 H2O 2. The chloride coordination
Pl Morgan et al.
New Zealand veterinary journal, 62(3), 167-170 (2013-11-13)
Abstract A Jersey herd of 350 cows and 70 heifers located in the Taranaki region of New Zealand ceased milking in June 2011. Ten cows died during the subsequent 14 days. For at least 9 months, the cows had received
E Karakus et al.
Prikladnaia biokhimiia i mikrobiologiia, 49(2), 209-214 (2013-06-26)
Glucose potentiometric biosensor was prepared by immobilizing glucose oxidase on iodide-selective electrode. The hydrogen peroxide formed after the oxidation of glucose catalysed by glucose oxidase (GOD) was oxidized by sodium molybdate (SMo) at iodide electrode in the presence ofdichlorometane. The
Laurent Caron et al.
Journal of colloid and interface science, 282(2), 478-485 (2004-12-14)
Chemically generated singlet oxygen (1O2, 1Deltag) is able to oxidize a great deal of hydrophobic substrates from molybdate-catalyzed hydrogen peroxide decomposition, provided a suitable reaction medium such as a microemulsion system is used. However, high substrate concentrations or poorly reactive
Chaemyeong Lee et al.
Colloids and surfaces. B, Biointerfaces, 127, 89-95 (2015-02-07)
Adopting the strong metal binding moiety of a mussel protein, a novel bolaamphiphile molecule was prepared and applied to the fabrication of magnetic core-shell nanoparticles. The novel bolaamphiphile molecule with 3,4-dihydroxyphenylalanine (DOPA) end groups was synthesized and its self-assembly was
Olga S Koshcheeva et al.
Electrophoresis, 30(6), 1088-1093 (2009-03-31)
A simple and sensitive procedure for simultaneous determination of arsenate, arsenite, monomethylarsonate and dimethylarsinate (DMA) ions in waters using CZE with chemical derivatization in situ and UV-detection at 250 nm was developed. The separation was performed in a fused-silica capillary
Akram Eidi et al.
Journal of trace elements in medicine and biology : organ of the Society for Minerals and Trace Elements (GMS), 25(1), 67-71 (2011-02-01)
Molybdenum is an essential trace micronutrient element that plays an important role in animal and plant physiology. Molybdenum is a constituent of at least three mammalian metalloflavoproteins: xanthine oxidase, aldehyde oxidase and sulphite oxidase. In the present study, the hepatoprotective
Lluís Palou et al.
Pest management science, 58(5), 459-466 (2002-05-10)
The effectiveness of low-toxicity chemicals as possible alternatives to synthetic fungicides for the control of post-harvest green and blue moulds of citrus was evaluated. A preliminary selection of chemicals, mostly common food additives, was made through in vivo primary screenings
Juliana Natal Amazonas et al.
Experimental parasitology, 121(1), 15-21 (2008-10-11)
Ecto-phosphatase activities of Giardia lamblia were characterized in intact cells, which are able to hydrolyze the artificial substrate p-nitrophenylphosphate (p-NPP) to p-nitrophenol (p-NP) at a rate of 8.4+/-0.8 nmol p-NP/h/10(7) cells. The ecto-phosphatase activities were inhibited at high pH as
I Ieropoulos et al.
Enzyme and microbial technology, 52(1), 32-37 (2012-12-04)
The effects of adding sulphate in: (i) standard activated sludge microbial fuel cells (MFCs) and (ii) larger-scale leachate-treating columns - both as individual units and as a system connected in cascade - are reported. S-replete power output was ∼2-fold higher
Stéphanie Hamelin et al.
Environmental science & technology, 45(18), 7693-7700 (2011-08-31)
Mercury methylation and demethylation rates were measured in periphyton biofilms growing on submerged plants from a shallow fluvial lake located along the St. Lawrence River (Quebec, Canada). Incubations were performed in situ within macrophytes beds using low-level spikes of (199)HgO
Jan Sadoch et al.
Biotechnology and bioengineering, 118(2), 676-689 (2020-10-11)
Bright yellow (BY-2) tobacco cells combined with the XVE chemically inducible system are one of the most promising plant-based platforms for recombinant protein production. This offers a range of benefits, including the separation of the cell growth and heterologous gene
Saraswathi R Panneerselvam et al.
Clinica chimica acta; international journal of clinical chemistry, 345(1-2), 93-98 (2004-06-15)
Diabetes mellitus manifests itself in a wide variety of complications and the symptoms of the disease are multi-factorial. The lipid peroxidation (LPO) and antioxidant status were investigated in hemolysate, liver and kidney in alloxan-induced diabetic rats and the effect of
Jie Xiao et al.
Biological trace element research, 142(3), 517-522 (2010-07-21)
The objectives of this study were to investigate the effects of dietary high molybdenum (Mo) on immune function by determining changes of the subsets of peripheral blood T-cells and serum interleukin (IL)-2 contents. 300 1-day-old avian broilers were divided into
F Jay Murray et al.
Regulatory toxicology and pharmacology : RTP, 70(3), 579-588 (2013-09-18)
This study investigated the subchronic toxicity of molybdenum (Mo) in Sprague-Dawley rats given sodium molybdate dihydrate in the diet for 90days at dose levels of 0, 5, 17 or 60mgMo/kgbw/day. The study complied with OECD Test Guideline (TG) 408, with
Akira Sakakura et al.
Chemical communications (Cambridge, England), (30)(30), 3561-3563 (2008-07-26)
Efficient total syntheses of fluvibactin and vibriobactin have been achieved via molybdenum(VI) oxide-catalyzed dehydrative cyclization, Sb(OEt)(3)-catalyzed ester-amide transformation, and WSCI and HOAt-promoted dehydrative amide formation.
Bernardo Predicala et al.
Journal of hazardous materials, 154(1-3), 300-309 (2007-11-21)
Biogenic production of hydrogen sulphide (H2S) in oil reservoirs (souring) has been shown to be controlled effectively using nitrite and molybdate salts. In the present work the effects of addition of nitrite and molybdate on reducing the emission of H2S
Cornelis A M Van Gestel et al.
Chemosphere, 82(11), 1614-1619 (2010-12-15)
Mo bioaccumulation in the earthworm Eisenia andrei was determined after 28 d exposure in ten different European field soils (pH 4.4-7.8) and an artificial soil, freshly spiked with Na₂MoO₄ at concentrations between 3.2 and 3200 mg Mo kg⁻¹ dry soil.
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