physical properties minerals a ian kenyon

A comparative study of the biological and physical properties of viscosity enhanced root repair material (VERRM) AND MTA

... A COMPARATIVE STUDY OF THE BIOLOGICAL AND PHYSICAL PROPERTIES OF VISCOSITY ENHANCED ROOT REPAIR MATERIAL (VERRM) AND MTA PALLAVI UPPANGALA (BDS RGUHS, India) A THESIS SUBMITTED FOR THE DEGREE ... Maxillofacial Surgery, Faculty of Dentistry Thesis Title: A comparative study of the biological and physical properties of Viscosity Enhanced Root Repair Material (VERRM) and MTA Summary The emergence ... Standards (Wataha JC 1996) 2.3.2 Clinical applications of MTA Torabinejad and Chivian (1999), described the various uses of MTA in vital pulp therapy, repair of root perforations, and as a root- end...

Tài liệu Báo cáo khoa học: Binding of ligands originates small perturbations on the microscopic thermodynamic properties of a multicentre redox protein pptx

... using the residual water signal as internal reference [49] Modelling the thermodynamic parameters The model used for the thermodynamic characterization of DvHc3 [13] was applied to the data obtained ... solutions In the reduced and intermediate 2257 Thermodynamic parameters in ligated proteins stages of oxidation the pH was adjusted inside the anaerobic glove box with argon circulation to avoid the ... potential of the centres is small [40,41], and also with the experimental observation for monohaem cytochromes that the effect of anion binding or complex formation on the reduction potential is small...

Tài liệu Báo cáo Y học: Antibacterial and antifungal properties of a-helical, cationic peptides in the venom of scorpions from southern Africa pptx

... opistoporins (34%) and pandinin (31%) This means that there is a high conservation in amino acid sequence of the peptides in the venom of scorpions that belong to the same family, independent of the ... ﬁt in the theory that amphipathicity, a-helicity and cationicity due to the presence of high amounts of lysine and arginine are the most important factors for activity and are important for the ... parabutoporin and opistoporin The peptides were prepared by solid-phase synthesis by Ansynth Service B.V (the Netherlands) using the Fmoc/ tert-butyl-based methodology with Rink resin as the solid...

Báo cáo khoa học: Crystal structure and enzymatic properties of a bacterial family 19 chitinase reveal differences from plant enzymes pdf

... were made with PYMOL [47] able sequences, some bacterial family 19 chitinases have catalytic domains that are at least as large as those of the plant enzymes and that may contain at least six ... 35 Kawase T, Yokokawa S, Saito A, Fujii T, Nikaidou N, Miyashita K & Watanabe T (2006) Comparison of enzymatic and antifungal properties between family 18 and 19 chitinases from S coelicolor A3 (2) ... Haemophilus inﬂuenzae, and Pseudomonas aeruginosa Although many plant family 19 chitinases are known, crystal structures are available for only two of these [9,15–17] The ﬁrst structure of a bacterial...

Báo cáo khoa học: Dissociation/association properties of a dodecameric cyclomaltodextrinase Effects of pH and salt concentration on the oligomeric state pot

... properties of CDase I-5 was examined at various concentrations of KCl First, the role of KCl in dissociation of CDase I-5 was investigated by analytical ultracentrifugation As the KCl concentration was ... calculating the peak area during the dissociation process The rate of change in the peak area shown in Fig 3A was estimated according to an equation of single exponential decay [7], peak areaịt ... investigated the exogenous and endogenous factors affecting the supramolecular assembly of CDase I-5 Dissociation/association of the CDase I-5 dodecamer was found to be dependent on pH and salt concentration...

Báo cáo khóa học: Localization, puriﬁcation and properties of a tetrathionate hydrolase from Acidithiobacillus caldus pot

... These data indicated that the fractionation procedure was satisfactory and that the tetrathionate hydrolase is a periplasmic enzyme Puriﬁcation of the tetrathionate hydrolase from tetrathionate- grown ... properties of tetrathionate hydrolase of A caldus were similar to those of other acidithiobacilli (Table 4) The speciﬁc activity of tetrathionate hydrolase from A caldus (2.3 UÆmg protein)1) is comparable ... 2003 Tetrathionate hydrolase of A caldus (Eur J Biochem 271) 273 In A thiooxidans [19] and A ferrooxidans strain Funis 2–1 [20], tetrathionate hydrolase decomposed tetrathionate to thiosulfate and...

Báo cáo khoa học: Puriﬁcation and properties of a new S-adenosyl-Lmethionine:ﬂavonoid 4¢-O-methyltransferase from carnation (Dianthus caryophyllus L.) pot

... was a mixture of 0.05 M NaPi buffer, pH 3, and acetonitrile (6 : 1, v/v); separation was performed isocratically, at a flow rate of mLÆmin)1, and the volume of injected samples was 10 lL The amounts ... concentration of both the assayed compound and its respective transformation product was determined by comparison of peak data with those obtained from authentic standards chromatographed at different ... Extraction and purification of F 4¢-OMT All the purification steps were carried out at °C temperature The enzyme was concentrated at various steps of purification using collodion bags with kDa cut-off...

Báo cáo Y học: Assignment of molecular properties of a superactive coagulation factor VIIa variant to individual amino acid changes potx

... incubation with cyanate RESULTS Enzymatic activity of FVIIa variants Two forms of enzymatic activity are analyzed The amidolytic activity is measured to assess the functional status of the active ... factor- like and serine protease domains, on a MegaBACE 1000 (Amersham Pharmacia Biotech) Activity and inhibition assays The enzymatic activity and inhibition rates of the FVIIa variants were measured as ... presence of the E296V and M298Q mutations sufces to achieve an amidolytic activity similar Table Enzymatic activity of free FVIIa variants All values are means SD (n ẳ 3) The amidolytic activity is...

Báo cáo khoa học: Ligand binding and antigenic properties of a human neonatal Fc receptor with mutation of two unpaired cysteine residues docx

... (MHC) class I-related receptor consisting of a heavy chain (HC) with three ectodomains (a1 , a2 and a3 ), a transmembrane part and a short intracellular signaling tail Like MHC class I HC, the FcRn ... human HC variants Table S3 Numbers of cysteine residues of FcRn HCs across speciesa Table S4 Numbers of cysteine residues of nonclassical MHC class I HCa This material is available as part of the ... heterogeneous ligand- binding model and the bivalent analyte model – both supplemented with the BIAevalution Wizard The heterogeneous ligand- binding model assumes that two parallel and independent interactions...

physical properties of aqueous suspensions of goethite nanorods

... interpretation of the magnetic behaviour of goethite suspensions B.J Lemaire et al.: Physical properties of aqueous suspensions of goethite (α-FeOOH) nanorods (Part I) Table Crystalline goethite Density ... study of ferroﬂuid suspensions [34a,43], the birefringence and the magnetization of a suspension of goethite particles can be B.J Lemaire et al.: Physical properties of aqueous suspensions of goethite ... al.: Physical properties of aqueous suspensions of goethite (α-FeOOH) nanorods (Part I) 4.2.2 Birefringence measurement with an optical compensator 4.2.3 Orientation kinetics of the isotropic suspensions...

sensitivity properties of a novel no2 gas sensor based on mesoporous wo3 thin film

... Selected-area electron diffraction patterns recorded on mesoporous WO3 that is characteristic of diffuse electron diffraction rings demonstrate that the walls of our material are made up of nanocrystallite ... lead to excellent sensing properties upon exposure to low concentration of NO2 in air at low temperatures and enabled the selective detection of NO2 and H2 gases A high surface area and small ... Tainan, Taiwan, 2001 His major research has related to mesoporous materials, semiconductor gas sensor, and nanomaterials Min Hsiung Hon is a professor in the Department of Materials Science and Engineering...

synthesis, electrical measurement, and field emission properties of a-fe2o3 nanowires

... consisted of the a-Fe2O3 Fig The I–V characteristics of (a) the ITO /a-Fe2O3 ﬁlm /a-Fe2O3 NW/ CAFM-tip structure and (b) the ITO /a-Fe2O3 ﬁlm /CAFM-tip structure Fig The CAFM images of (a) morphology and ... 108 NWs/cm2 123 332 Fig (a) TEM image of an a-Fe2O3 NW, (b) HR-TEM image of the a-Fe2O3 nanowire, and the SAED pattern of the a-Fe2O3 NW (inset) for sample C, and 18.3 108 NWs/cm2 for sample D Table ... resistivity of an a-Fe2O3 NW, and L and r represent the average length (800 nm) and radius (15 nm) of the NW, respectively We assumed that q (4.42 103 Xcm) is a constant for all of the as-produced a-Fe2O3...

PREDICTION OF CHEMICAL REACTIVITY PARAMETERS AND PHYSICAL PROPERTIES OF ORGANIC COMPOUNDS FROM MOLECULAR STRUCTURE USING SPARC pptx

... estimate physical properties and chemical reactivity parameters of organic compounds strictly from molecular structure SPARC uses computational algorithms based on fundamental chemical structure ... chemical and physical properties to Program Offices (e.g., Office of Water, Office of Solid Waste and Emergency Response, Office of Prevention, Pesticides and Toxic Substances) and Regional Offices ... number of chemical reactivity parameters and physical properties for a wide range of organic molecules strictly from molecular structure This prototype computer program called SPARC (SPARC Performs...

13C–18O bonds in carbonate minerals: A new kind of paleothermometer ppt

... C–18O bonds in carbonate minerals :A new kind of paleothermometer tion, temperature, and bubbling rate, and was typically about day It took at least one day and a maximum of ﬁve days to generate ... latter two minima are separated by a low-amplitude maximum that likely reﬂects a summer or fall temperature anomaly rather than a winter All of these 13 C–18O bonds in carbonate minerals :A new ... detect seasonality in growth temperature of this coral, but only if our methods can consistently generate data on natural materials 13 C–18O bonds in carbonate minerals :A new kind of paleothermometer...

Báo cáo khoa học: Odorant binding protein has the biochemical properties of a scavenger for 4-hydroxy-2-nonenal in mammalian nasal mucosa doc

... the protein was realized as reported above for the recombinant forms of porcine and bovine OBP The puriﬁcation of the protein was obtained by afﬁnity chromatography with a Ni-NTA Agarose (Qiagen, ... raised against HNE protein adducts Ligandbinding tests showing the functionality of the same HNE-treated porcine (B) and bovine (C) OBPs as in the immunostaining The plots show the residual AMA -binding ... 16-h incubations, in which at least 50% of residual ligand -binding capacity was maintained at the highest [HNE] ⁄ [OBP] values In the case of 20-min incubations, HNE inactivation was even less...

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