o−h bonds of phenols and hydroperoxides
pplication of Thermodynamics to Biological and Materials Science
Ngày tải lên :
09/04/2015, 17:19
... Bonds of Phenols and Hydroperoxides 405 Denisov Evgeny and Denisova Taisa Chapter 16 Determination of the Constants of Formation of Complexes of Iron(III) and Acetohydroxamic Acid 441 Fabrice PL Andrieux, ... change the temperature of the ITT 4) Development of the thermodynamics of protein hydration (ΔGHA and ΔGap) and of elasticity (the internal energy, fE, and entropy, fS, components of force) as established ... the Evolution of Protein-based Machines: Toward Complexity of Structure and Diversity of Function of Urry, 2006a) Designed ECMP provide the thermodynamics of protein hydration and of elasticity!...
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Iron(III) and copper(II) complexes bearing 8 quinolinol with amino acids mixed ligands synthesis, characterization and antibacterial investigation
Ngày tải lên :
02/09/2015, 13:46
... bioinorganic of bioactive compounds, we hereby report synthesis, characterization and antibacterial activities of synthesized iron(III) and copper(II) complexes of mixed ligands, 8-hydroxyquinoline and ... acknowledge Nigerian Institute of Medical Research (NIMR) for kind donation of the standard bacterial strains and Prof Shinya Hayami of Kumamoto University, Japan for the use of magnetic measurements ... Synthesis and characterization of some ternary complexes of Zn(II) and Cd(II) and their antimicrobial activity Int J Chem Sci (1), 149–153 Patel, K.B., Kharadi, G.J., Nimavat, K.S., 2012 Synthesis and...
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Báo cáo khóa học: Isolation and biochemical characterization of two soluble iron(III) reductases from Paracoccus denitrificans docx
Ngày tải lên :
30/03/2014, 13:20
... pH 7.4, and washed by the same buffer The proteins were eluted in two phases with 300 mL of linear gradient of 0–0.6 M NaCl and 50 mL of linear gradient of 0.6–1 M NaCl at a flow rate of 0.8 mLÆmin)1 ... of Superose 12, the same column was used to estimate their molecular sizes By calibration of the column with standard proteins of known molecular masses, the molecular masses of native FerA and ... to this enzyme On the other hand, the solution of FerB was yellowish in color and exhibited absorption bands at 380 and 448 nm (Fig 3), diagnostic for the presence of a flavin group When 0.4 mM...
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Multimodal tumor imaging by iron oxides and quantum dots formulated in poly (lactic acid) d alpha tocopheryl polyethylene glycol 1000 succinate nanoparticles
Ngày tải lên :
13/10/2015, 15:54
... administration of the PLA-TPGS NPs formulation of QDS and IOs (dosage: 1.5 mg of Cd/kg of body weight or equivalent of 6.0 mg of Fe/kg body weight) The decrease in intensity in the regions of the tumor and ... the arrow) before and after hours of administration of the QDs and IOs-loaded PLA-TPGS NPs into the mice Images C and D show the kidney (K) and liver (L) part of the mice before and hours after ... solubility of contrast agents such as QDs and IO Encapsulation using PLA-TPGS for instance can improve the stability of QDs and IO and prolong the circulation lifetime of QDs and IO On top of that,...
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Riverbank filtration: removal of iron, manganese and hardness
Ngày tải lên :
05/09/2013, 08:40
... RESULTS AND DISCUSSION Nanofiltration of hardness removal Three types of nanofiltration membrane such as UTC-60(TORAY), NTR729-HF(NITTO DENCO) and UTC-20(TORAY) was used The characteristics of membrane ... Sampling point of this study Fig Development areas of bankfiltrate - 134 - Journal of Water and Environment Technology, Vol.1, No.2, 2003 Nanofiltration to hardness removal Nanofiltration experiment ... The reason of decreasing equivalent values after MnO2 slurry addition and adsorption of Mn was the less consuming amounts of KMnO4 in generated MnO2 particle from KMnO4 and Mn reaction and MnO2...
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Application of Hydrothermal Reaction to Biodegradability Improvement of Refractory Pollutants: Structural Conversion of Di- and Trichloroacetic Acid to Biodegradable Products
Ngày tải lên :
05/09/2013, 08:40
... biodegradability of CAAs regardless of the number of attached chlorine atoms The purposes of this research are to investigate the effect of the number of attached chlorine atoms on the reaction mechanism of ... Effect of reaction time on the content change of products from DCAA and TCAA by o hydrothermal reaction at 250 C and MPa Journal of Water and Environment Technology, Vol.1, No.2, 2003 acid, % of ... can be seen from the - 221 - Journal of Water and Environment Technology, Vol.1, No.2, 2003 results of TOC and DOC In case of TCAA, more than 70 % of TOC and CODCr were mineralized within as...
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Characterization of the Carbon Stable Isotope Ratio and Fatty Acid Structure of Zostera japonica in Coastal Areas
Ngày tải lên :
05/09/2013, 10:17
... and rhizomes Meanwhile, Z marina in the leaves and stems has -9.7 ± 1.0‰, and in the roots and rhizomes has -9.6 ± 1.0‰ Fig shows that the leaves and stems as well as the roots and rhizomes of ... in 13C japonica and Z marina and Z marina LS: leaves and stems LS: leaves and stems RR: roots and rhizomes RR: roots and rhizomes is disturbed by breaking waves Typically, δ13C of plants decrease ... leaves and stems and about 36 kinds of fatty acids in the roots and rhizomes of Z japonica We focused on the fatty acid content of Z japonica , because we needed to exclude the influence of a...
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Tài liệu Báo cáo " Obtaining Essential Oil and Shikimic Acid from Star Anise Fruit (Illicium verum Hook) " ppt
Ngày tải lên :
12/02/2014, 17:20
... of material to flask volume (w/v) Results and Discussion For purpose of obtaining simultaneously essential oil and shikimic acid from star anise fruit, we had collected concerning documents and ... essential oil and shikimic acid from star anise fruits With this method, obtaining yield of essential oil and shikimic acid respectively are 9.5% and 5.6% (essential oil content and shikimic acid ... simultaneously essential oil and shikimic acid from star anise fruits The yield of essential oil and shikimic acid were 9.5% and 5.6% (r.m), respectively as well as the quality of the products is very...
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Tài liệu Báo cáo khóa học: Active-site residues and amino acid specificity of the bacterial 4¢-phosphopantothenoylcysteine synthetase CoaB pptx
Ngày tải lên :
19/02/2014, 12:20
... described [5] Purification and characterization of Dfp and CoaB proteins Growth of strains E coli M15 (pREP4, pQE8/pQE12) cells were grown in the presence of ampicillin (100 lgÆmL)1) and kanamycin (25 ... and 450 nm Molecular mass information was obtained as described [6], determining the elution volumes of standard proteins and the void volume of the column The Superdex 200 PC 3.2/30 column and ... that Arg206, Asn210 and Ala276 are important for the second-half reaction and are part of the active-site of CoaB; these residues may be directly involved in binding of one of the substrates,...
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Tài liệu Báo cáo khoa học: The SCO2299 gene from Streptomyces coelicolor A3(2) encodes a bifunctional enzyme consisting of an RNase H domain and an acid phosphatase domain pdf
Ngày tải lên :
19/02/2014, 18:20
... (Keio University)’ and a grant from New Energy and Industrial Technology Development Organization (NEDO) of the Ministry of Economy, Trade and Industry of Japan (Development of a Technological ... volume of 100 lL Each assay contained 100 mm acetate ⁄ NaOH (pH 5.0) and 10 mm of substrate Assays were initiated by the addition of substrate, progressed for 10 at 37 °C, and terminated by lL of ... by the Ministry of Education, Culture, Sports, Science and Technology, Grant-in-Aid for the 21st Century Center of Excellence (COE) Program entitled ‘Understanding and Control of Life’s Function...
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Tài liệu Báo cáo khoa học: Distribution of class I, III and IV alcohol dehydrogenase mRNAs in the adult rat, mouse and human brain ppt
Ngày tải lên :
21/02/2014, 00:20
... cells and Purkinje cells, in the hippocampal formation and different regions of the cerebral cortex ADH4 mRNA expression was found in Purkinje cells and white matter of the cerebellum, and in ... Committee of Stockholm Human tissue Human brain tissue was provided by the Harvard Brain Tissue Resource Center (Belmont, MA, USA) and the Netherlands Brain Bank (Amsterdam, The Netherlands) Blocks of ... (liver and stomach) where distributions of different ADH mRNA and protein species have been described previously Both ADH1 and ADH3 were found to be expressed in liver (Figs 1A,C,E,G and 2B,C,F,G),...
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Tài liệu Báo cáo Y học: The b-1,4-endogalactanase A gene from Aspergillus niger is specifically induced on arabinose and galacturonic acid and plays an important role in the degradation of pectic hairy regions pdf
Ngày tải lên :
21/02/2014, 01:21
... transformant and was used for the purification of GALA Growth of this transformant and subsequent purification of the enzyme were performed as described in Materials and methods Purity of the preparation ... between and 4.5 No activity of GALA could be detected against any of the transgalactooligosaccharides listed in Materials and methods Purification and characterization of GALA Hydrolysis of arabinogalactans ... Double stranded sequence was determined for a region of this construct containing galA and some of the flanking regions, resulting in the genomic sequence of A niger galA The presence of one putative...
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Tài liệu Báo cáo khoa học: Coordination chemistry of iron(III)±porphyrin±antibody complexes In¯uence on the peroxidase activity of the axial coordination of an imidazole on the iron atom ppt
Ngày tải lên :
21/02/2014, 03:20
... 13G10-(Fe(ToCPP), (B) binding of two CN± ligands on the iron of 13G10-(Fe(ToCPP), (C) binding of H2O2 and imidazole on the iron of 13G10-(Fe(ToCPP), (D) binding of H2O2 and imidazole on the iron of 13G10-a,a-1,2-Fe(DoCPP) ... In¯uence of the addition of imidazole on the peroxidase activity of Fe(ToCPP), a,a-1,2- and -a,b-1,2-Fe(DoCPP) and their complexes with 13G10 Variations of the initial rate of oxidation of 0.2 ... antibody and particularly to appreciate the size of the cavity left around the iron atom and which kind of ligands it can accommodate; second, to measure the in¯uence of an axial ligand of the...
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Tài liệu Báo cáo Y học: Bivalent cations and amino-acid composition contribute to the thermostability of Bacillus licheniformis xylose isomerase doc
Ngày tải lên :
22/02/2014, 07:20
... (i.e Q, N, S, and T) and an increase in charged amino-acid residues (i.e K, E, and R) in hyperthermophilic proteins As S and T can catalyze the deamination and backbone cleavage of Q and N residues ... volume of blue dextran (X) Protein standards; (A) BLXI Linear regression (1), with an r of 0.951, is based on the elution data of all four protein standards Linear regression (2), with an r of 0.981, ... an r of 0.981, is based on the elution data of the 200, 150, and 66 kDa protein standards Linear regressions (1) and (2) give molecular masses of 200 and 177.5 kDa, respectively, for BLXI q FEBS...
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Dissimilatory Fe(III) and Mn(IV) reducing prokaryotes
Ngày tải lên :
15/03/2014, 23:56
... 1984) All of these changes influence water quality in aquifers and can affect the growth of plants in soils The solubility of Fe(II) and Mn(II) is greater than that of Fe(III) and Mn(IV) and thus ... the redyellow of Fe(III) forms to the green-gray of Fe(II) minerals (Lovley, 1995c) The oxides of Fe(III) and Mn(IV) oxides bind trace metals, phosphate, and sulfate, and Fe(III) and Mn(IV) reduction ... microorganisms are of vitally important to the proper functioning of a variety of natural ecosystems and have practical applications Detailed reviews of the literature covering many of these aspects of Fe(III)...
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Báo cáo khoa học: Involvement of NF-jB subunit p65 and retinoic acid receptors, RARa and RXRa, in transcriptional regulation of the human GnRH II gene pot
Ngày tải lên :
16/03/2014, 10:20
... Differential effects of ligand-activated RARa and RXRa on the promoter activity of the hGnRH II gene in TE671 and JEG-3 cells In vivo effect of RARa and RXRa with their ligands, ATRA and 9-cisRA, on ... regulation of GnRH II gene by RARs, TE671 and JEG-3 cells were treated with all-trans retinoic acid (ATRA; a ligand of RARs) and ⁄ or 9-cisRA (a ligand of RXRs) before the measurement of GnRH II ... transfected with RARa and ⁄ or RXRa (without RA treatment), simultaneous ligand activation of RARa and RXRa (cotransfection of RARa and RXRa together with treatment of both ATRA and 9-cisRA) provided...
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Báo cáo Y học: Amino acids 3–13 and amino acids in and flanking the 23FxxLF27 motif modulate the interaction between the N-terminal and ligand-binding domain of the androgen receptor pdf
Ngày tải lên :
17/03/2014, 10:20
... function of AR NTD and thus does not allow discrimination between loss of AR.NTD-AR.LBD binding and loss of AR.NTD transactivating function In the yeast assay, loss of transactivation function of AR ... the ratio of activities determined in the presence and absence of R1881 (C) Western analysis of indicated GalAD-AR.NTD proteins in the yeast protein interaction system (left panel) and of indicated ... results are presented in Fig In the absence of ligand, none of the AR NTD proteins showed LBD interaction However, in the presence of ligand, both AR.NTDwt and AR.NTDD3– 13 bound to AR LBD with similar...
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Báo cáo khoa học: Structural characterization of N-linked oligosaccharides of laminin from rat kidney: changes during diabetes and modulation by dietary fiber and butyric acid pdf
Ngày tải lên :
22/03/2014, 17:20
... MALDI-TOF spectra of peak (0.2 M-eluted) from the FFD-500 group (A) and its respective MALDI-TOF MS ⁄ MS spectra (B) All other details are as in the legends to Figs and the addition of same amount of ... representative) This showed bands corresponding to 400 and 200 kDa which are characteristic of laminin Composition analysis of laminin was carried out in terms of total sugars, amino sugars and sialic acid ... results of composition analysis and GLC revealed the presence of neutral sugars like mannose and galactose and amino sugar as N-acetylglucosamine, along with sialic acid which accounted for 22 and...
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Reductive Cleavage of N-O Bonds in Hydroxylamines and Hydroxamic Acid Derivatives Using Samarium Diiodide pot
Ngày tải lên :
22/03/2014, 18:20
... br s, dd, dq, br t and ABq stand for the resonance multiplicity singlet, doublet, triplet, quartet, broad singlet, doublet of doublets, double of quartets, broad triplet, and AB quartet, respectively ... the Reductive Cleavage of N-O Bonds of O-Alkylhydroxylamines Using Smly THF Followed by TFAA or Ac:O Addition Preparation of N-benzylacetamide (13) To a stirring solution of N,O-benzylhydroxylamine ... solution of ca N HCbMeOH (34 mL, solution prepared by addition of 16.6 mL of cone HCI to 100 mL of MeOH) dropwise over a 10 rain period (pH = 3) After 20 h the solvent was removed in vacuo and the...
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