jian savan vathansan 2000 maldi ms and hplc quanlification of water soluble β glucan from ten barley varieties pp 3305 3310

Synthesis, characterization and fluorescence quenching of water soluble cationic conjugated polymers

Ngày tải lên : 17/09/2015, 17:20

... and PL emission spectra of P2 and P3 in THF, P2’ and P3’ in methanol and P3’ in water _ 85 Figure 2.7 UV-vis absorption and PL emission spectra of P2, P3, P2’ and P3’ as films ... mechanisms are of special interest in regard to the potential application of PPPs in rechargeable batteries.10,11 PPV and its derivatives are among the most extensively studied systems since the ... for PPPs in the study of physical mechanisms related to intra- and inter-chain charge transport or distribution and stabilization of charges and spins on π-conjugated chains These mechanisms are...

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Evaluation of the Effects and the Programming of ‘Water Conservation Plan’ (WCP) for Total Water Resources Management in Tokyo

Ngày tải lên : 05/09/2013, 10:17

... WCP from two viewpoints namely supply/demand side control in the basis of chronological and quantitative analysis on the total water resources management (TWRM) - 180 - Journal of Water and Environment ... future of water consumption change and has no confidence on the successful performance of WCP Thus, the government tends to increase the water supply capacity corresponding to the water demand during ... (rooftop of Sumida-ku Ward Office as catchment area) and communal RWH called ‘rojison’ - 190 - Journal of Water and Environment Technology, Vol 9, No.2, 2011 From the interviews with Sumida-ku officers,...

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Human Capital and the Development of Financial Institutions: Evidence from Thailand docx

Ngày tải lên : 06/03/2014, 10:20

... co-sign the loan and pledge some portion of their savings as collateral Repayment of interest and principle is often made in one single payment and loans are often for a period of one year Interest ... effects of the years of schooling of the head of the household, the years of schooling of the money manager and the average schooling of the heads of the village households are estimated All of the ... equals approximately 38 baht 28 Table 2A: Characteristics of Village Banks # of Village Banks % of banks which offer savings % of banks which offer lending % of banks which offer savings and lending...

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Báo cáo khoa học: Improving thermostability and catalytic activity of pyranose 2-oxidase from Trametes multicolor by rational and semi-rational design pdf

Ngày tải lên : 07/03/2014, 03:20

... stabilization to an approximately equal extent (e.g Tm of 74.7 and 74.3 C, s1 2, 60 C of 1640 and 1680 for E542K and E542R, respectively) Previous studies had concluded that only the Lys (and no other ... head domain of up to 4.3 A, and of exposed parts of the Rossmann domain of up to 2.7 A, are observed For the rest of the homotetrameric assembly, only smaller backbone displacements of up to ... strand B6 close to the dyad axis between monomers A and C (or B and D) where the Cb atoms of Leu537 of each monomer interact via a hydrophobic packing interaction (Fig 2A,B) Upon replacement of...

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Báo cáo khoa học: Molecular and functional characterization of novel CRFR1 isoforms from the skin pptx

Ngày tải lên : 07/03/2014, 15:20

... messages with internal deletions and unusual isoforms composed of soluble extracellular (ligand-binding) domains [18] As the skin shows polymorphism in CRFR1 expression and its functional diversity ... differential expression of isoforms of CRFR1 to precisely couple selectively activated phenotypic targets, we performed molecular characterization of newly described CRFR1 isoforms First, we tested ... which did not produce any band, indicating that this putative open reading frame was not translated Fig The structure of CRFR1 isoforms (A) Alternatively spliced isoforms of CRFR1 Shaded boxes, translated...

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Báo cáo khoa học: Structural and mutational analysis of TenA protein (HP1287) from the Helicobacter pylori thiamin salvage pathway – evidence of a different substrate speciﬁcity doc

Ngày tải lên : 16/03/2014, 00:20

... et al Structure of H pylori TenA A B Fig Secondary and tertiary structure of TenA (A) Amino acid sequence of HP-TenA The beginning and end of secondary structure elements of HP-TenA are shown ... characterization of the regulatory proteins TenA and TenI from Bacillus subtilis and identiﬁcation of TenA as a thiaminase II Biochemistry 44, 2319–2329 Pang AS, Nathoo S & Wong SL (1991) Cloning and characterization ... et al A B Fig TenA active site (A) Cartoon view of a detail of TenA active site The side chains of residues relevant for catalysis are shown for HP-TenA (left) and for the enzyme from B subtilis...

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Báo cáo khoa học: Sequences and structural organization of phospholipase A2 genes from Vipera aspis aspis, V. aspis zinnikeri and Vipera berus berus venom Identiﬁcation of the origin of a new viper population based on ammodytin I1 heterogeneity docx

Ngày tải lên : 17/03/2014, 03:20

... defined from the sequences of V a zinnikeri and neurotoxic V a aspis (DDBJ/EMBL/GenBank accession no.s AY152843 and AF548351) and that of vaspin chain B, from the sequences of V a zinnikeri and neurotoxic ... neurotoxic snake of two ammodytin I1 isoforms (In and Ia) and of several neurotoxin-encoding genes, some specific to V am ammodytes venom, and of the Bov-B LINE retroposon, which was isolated from the ... ammodytins I1 and I2 and ammodytin L genes of V am ammodytes, the VP7 and VP8 genes of V palaestinae, and the PLA2 genes of Crotalinae snakes (Trimeresurus flavoviridis) were also of similar length...

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Báo cáo khoa học: Three-dimensional structure of a thermostable native cellobiohydrolase, CBH IB, and molecular characterization of the cel7 gene from the ﬁlamentous fungus, Talaromyces emersonii ppt

Ngày tải lên : 23/03/2014, 13:20

... With the exception of four a-helices and two pairs of short b-strands, the rest of the protein consists almost entirely of loops connecting the b-strands The loops extending from the Ó FEBS 2004 ... space group of the 1Q9H crystal, were found The best solutions had correlation coefﬁcients of 56.1% and 55.3%, and R-factors of 40.0% and 40.9% for 1CEL and 1GPI, respectively Reﬁnement of the models ... are Cel7A from T reesei [8] and Cel7D (CBH58) from P chrysosporium [17] Both CBHs consist of two b-sheets that pack face-to-face to form a b-sandwich [18] Cel7A from T reesei is composed of long...

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Báo cáo khoa học: Isolation and structural characterization of the Ndh complex from mesophyll and bundle sheath chloroplasts of Zea mays pptx

Ngày tải lên : 23/03/2014, 13:20

... GELGIYLVGDDSLFPWR and IRPPGFINLQILPQLVK (one missed cleavage) All of these peptides were part of the maize NdhH subunit Database analysis of a MALDI- TOF -MS measurement of a 21-kDa trypsin-digested gel band ... containing peptides of Ndh subunits were dried and used for MALDI- TOF -MS in reflective mode MALDI- TOF -MS analysis of Ndh peptides The measurements were carried out on a Reflex III TOF system (Bruker ... substrate specificity and function of the Ndh complex We hope that further analysis of the Ndh subunits by N-terminal sequence analysis or mass spectrometry (MALDI- TOF -MS and MS ⁄ MS) will reveal the...

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Báo cáo khoa học: "A Method for Effective and Scalable Mining of Named Entity Transliterations from Large Comparable Corpora" doc

Ngày tải lên : 24/03/2014, 03:20

... All unigrams and bigrams from the source and target language strings Pairs of source string n-grams and target string n-grams such that difference in the start positions of the source and target ... Mandl & Womser-hacker, 2005; Xu &Weischedel, 2005) In order to address this problem, different kinds of approaches have been taken, from learning transformation rules from dictionaries and applying ... (for Small) consisting of EK-S, ET-S, ER-S, and EH-S and group L (for Large) consisting of EK-L and ET-L Corpora in group S are relatively small in size, and contain pairs of articles that have...

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Báo cáo khoa học: Crystal structures of open and closed forms of D-serine deaminase from Salmonella typhimurium – implications on substrate speciﬁcity and catalysis pptx

Ngày tải lên : 28/03/2014, 22:20

... abstraction of the proton from the Ca atom of the substrate Further structural and kinetic studies with site mutants of residues at the active site and determination of structures of ligand and inhibitor ... tilting of the pyridine ring between the internal and external aldimine forms [31] The side chain of Asn168 and the hydroxyl group of Thr422 are at hydrogen bonding ˚ distances from O3 and N1 of PLP ... measurement of reﬂection (hkl ), ÆI(hkl )æ is its mean intensity and N is the number of measurements (redundancy) I is the integrated intensity and r(I) is the estimated standard deviation of that intensity...

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Báo cáo khoa học: Stereoselectivity and conformational stability of haloalkane dehalogenase DbjA from Bradyrhizobium pdf

Ngày tải lên : 28/03/2014, 22:21

... engineering and directed evolution [12–14] Understanding the effect of physical parameters on the structure and activity of an enzyme is important for optimization of the operational conditions of a ... were obtained at an interval of 0.1 nm with a scanning speed of 100 nmÆmin)1, s response time and nm bandwidth Cuvettes of 0.1 and cm path length were used in the far and near UV regions, respectively ... equipped with UV280 detection (GE Healthcare, Uppsala, Sweden) and SuperdexÔ 200 10 ⁄ 300 GL column (GE Healthcare, Uppsala, Sweden) A total volume of 100 lL of each protein sample was applied...

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Internet Banking and the question of Bank Run: lesson from the Northern Rock Bank case pdf

Ngày tải lên : 29/03/2014, 09:20

... opportunity to understand the issues at stake in terms of liquidity management and of behavior of the central bank as a lender of last resort The first section will relate the story of the Northern ... Journal of Finance, Vol LX (2), April, pp 615-647 GOLDSTEIN, I and A PAUZNER (2005)., “Demand-Deposits Contracts and the Probability of Bank Runs”, Journal of Finance, Vol LX (3), June, pp 1293-1327 ... to mandate Merrill Lynch to find a potential buyer, potential buyer that it have been found in Lloyds TBS The bank made an offer early September with a condition: to get from the Bank of England...

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ENVIRONMENTAL AND HEALTH IMPACTS OF WATER POLLUTION ppt

Ngày tải lên : 29/03/2014, 14:20

... Prof Ahmed Mansour, Ph.D Professor of Pediatrics Vice Dean Mansoura Faculty of Medicine {30}‫اﻷﻧﺒﻴﺎء‬ We made from water Every living thing Prophets {30} Water covers over 70% of the Earth ... forms of life >>> affect any animal that feeds on them How Can Water Pollution Affect Health?? Cattle drinking from contaminated waters All types of water pollution are harmful to the health of ... living • Adequate supply of fresh and clean drinking water is a basic need for all human • Yet millions of people worldwide are deprived of this Difference between pollution and contamination?...

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Báo cáo khoa học: Site-directed mutagenesis, kinetic and inhibition studies of aspartate ammonia lyase from Bacillus sp. YM55-1 pptx

Ngày tải lên : 29/03/2014, 23:20

... mechanism of the AspB-catalyzed reaction and pKa values of potential acid and base catalysts by pH-rate studies From the ascending limb of the pH-rate prole of AspB, a residue with a pKa of 7.1 ... Mechanism of aspartase from Bacillus sp YM55-1 A V Puthan Veetil et al Fig Far-UV CD spectra of wild-type (Wt) and mutant enzymes (A) Superimposed spectra of wild-type AspB and the T101A, N142A and ... pKa values of pK1 = 6.8 0.1 and pK2 = 11.1 0.5 were found For the H188A mutant, pKa values of pK1 = 7.4 0.3 and pK2 = 9.4 0.3 were found Competitive inhibition of AspB and the T141A and H188A...

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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

... 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 Fractions of mL were collected and those displaying Fe(III) ... the stopped-ﬂow measurements This work was supported by a grant from the Grant Agency of the Czech Republic to I K (203/01/1589) and partly by a contract from Ministry of Agriculture of the Czech ... concentrations of Fe(III)nitrilotriacetic acid consists of a series of parallel lines Kinetic patterns of this type occur in cases of ping-pong mechanisms At the highest concentration of NADH the...

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Báo cáo khoa học: Role of the surface charges D72 and K8 in the function and structural stability of the cytochrome c6 from Nostoc sp. PCC 7119 potx

Ngày tải lên : 30/03/2014, 20:20

... formation and productivity of the encounter complex Indeed, such differences were observed All forms of cyt c6 were 3318 Table Redox potentials of wild-type cyt c6 and its mutant forms EmpH Wild-type ... residues K8 and D72 are located near the crossing region of the helices, and the Nx atom of K8 is found ˚ at a distance of 6.2 A from the nearest side-chain oxygen of D72 Taking the functionally and ... prepared with MilliQ water Acknowledgements This work was supported by the Spanish Ministry of Science and Technology (MCYT grants BMC 20004 44 and BIO2003-04274) and the Junta de Andalucı´ a (PAI,...

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Báo cáo toán học: "Chemical composition and antibacterial activity of the essential oils from Launaea resedifolia L." docx

Ngày tải lên : 20/06/2014, 20:20

... necessity and in this regard, plant essential oils may offer a great potential and hope Several studies have reported the efficacy of antibacterials obtained from the essential oils of various ... Isolation of essential oils An aliquot of 200 g of the visible parts of L resedifolia was cut into pieces, air-dried under shade, and subjected to hydrodistillation on a Clavenger-type apparatus ... Identification of components Identification of oil components was achieved on the basis of their retention indices (RI) (determined with reference to a homologous series of normal alkanes), and by comparison...

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báo cáo hóa học:" Chemical composition and antibacterial activity of the essential oils from Launaea resedifolia L." potx

Ngày tải lên : 21/06/2014, 17:20

... necessity and in this regard, plant essential oils may offer a great potential and hope Several studies have reported the efficacy of antibacterials obtained from the essential oils of various ... Isolation of essential oils An aliquot of 200 g of the visible parts of L resedifolia was cut into pieces, air-dried under shade, and subjected to hydrodistillation on a Clavenger-type apparatus ... Identification of components Identification of oil components was achieved on the basis of their retention indices (RI) (determined with reference to a homologous series of normal alkanes), and by comparison...

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Báo cáo hóa học: " Chemical composition and antibacterial activity of the essential oils from Launaea resedifolia L" pdf

Ngày tải lên : 21/06/2014, 19:20

... necessity and in this regard, plant essential oils may offer a great potential and hope Several studies have reported the efficacy of antibacterials obtained from the essential oils of various ... essential oil of L resedifolia from Algeria are listed in order of their elution on the HP- 5MS non-polar column (Table 1) A total of 19 compounds were identified, representing 86.68% of the total ... Identification of oil components was achieved on the basis of their retention indices (RI) (determined with reference to a homologous series of normal alkanes), and by comparison of their mass...

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