allelopathy chemistry and mode of action of allelochemicals

Báo cáo y học: " Draft genome sequence of the Daphnia pathogen Octosporea bayeri: insights into the gene content of a large microsporidian genome and a model for host-parasite interactions" pps

Ngày tải lên : 09/08/2014, 20:20

... opportunity to further expand this specific field of evolutionary ecology into the post-genomic era Materials and methods DNA and RNA extraction and DNA sequencing Total RNA and genomic DNA from O ... microsporidian phylogeny based on available - and -tubulin amino acid sequences and gains of ATP and ABC transporters Known genome sizes and number of transporters are shown Ent bieneusi tubulins ... ng of sheared DNA The downside of very short reads (35 bp) was mostly offset by the deep sequence coverage, allowing a detailed analysis of the coding capacity of the O bayeri genome, but not of...

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Báo cáo sinh học: " Genetic variability of host-parasite relationship traits: utilization of isofemale lines in a Drosophila simulans parasitic wasp" pptx

Ngày tải lên : 14/08/2014, 20:20

... Studies of the genetic variability among and within isofemale lines of successive generations of L bonlardi indicate that traits are heritable: the overall developmental success and the ability of ... (C/(C+(D-E)))100 Degree of incompatibility between host and parasite: Deg Inc (%) = - - - - - ((D - E)/X)100 Statistical methods For the generations, means and variances of each isofemale line and mean squares ... where n (Bulmer, 1985; RESULTS Means and variances of the parameters Table I gives the means and coefficients of variation of the parameters measured For most of the traits, the mean values are...

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Báo cáo y học: " First Dominique Dormont international conference on "Host-pathogen interactions in chronic infections – viral and host determinants of HCV, HCMV, and HIV infections" pdf

Ngày tải lên : 13/08/2014, 09:21

... structural and functional changes favoring viral entry and replication, and may affect the trafficking and functional responses of unstimulated CD4+ T cells The interactions between CD4 and CCR5 ... invasion phase of spongiform encephalopathies NK cells and HCV, HIV, and HCMV The session then moved on to more conventional viruses and dealt with the effects of HCV, HIV and HCMV actions on natural ... activation Assessment of the effect of HCV and HCMV on monocyte activation and differentiation as a means of estimating viral persistence was the subject of two talks, by P Balard and S Gredmark HCV...

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Host viral interactions host factors in coronavirus replication and coronaviral strategies of immune evasion

Ngày tải lên : 09/09/2015, 10:07

... the 5’- and 3’ UTR, and TRS of leader (TRS-L) and each ORF (TRS-B), and this is mediated by protein-RNA and protein-protein interactions comprising of both viral and cellular proteins Many of the ... process of release and dissociation of N from the genomic RNA is poorly understood but may involve cellular factors [75] and dephosphorylation of N [76] 1.1.6.2 Translation and assembly of replicase ... the unfailing support of my family –my husband Alvin, my mum, Stella and my two brothers, Chen Wei and Yong Long ii Table of Contents Summary xii List of Figures xiv List of Tables xv Publications...

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Computational studies of host pathogen protein protein interactions a case study of the h sapiens m tuberclulosis H37RV system

Ngày tải lên : 10/09/2015, 09:08

... host-pathogen interactions; and database and software tools for host-pathogen interaction data collection, integration and analysis After the review, we state the objectives of this dissertation and highlight ... Limitations of current host-pathogen interaction veriﬁcation approaches Due to the limitation of current known gold-standard host-pathogen PPI data and limited understanding of the host-pathogen interactions, ... Summary of number of pathways, average number of genes per pathway and average number of gene pairs per pathway before and after integration The table below shows the number of pathways from...

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Chemistry of nanostructured materials

Ngày tải lên : 23/04/2013, 14:23

... Class of Scaffolding-like Materials Comprising Infinite Polymeric Frameworks of 3DLinked Molecular Rods A Reappraisal of the Zn(CN)2 and Cd(CN)2 structures and the Synthesis and Structures of the ... [42] Both ITQ-7 and the polymorph C of zeolite beta contain D4R units and their syntheses were strongly affected by the presence of germanium The effect of germanium in the synthesis of D4R-containing ... framework of these aluminophosphates consists of alternating Al3+ and P5+ sites and the overall framework is neutral with a general formula of AlPO4 Figure (Left) The three-dimensional framework of...

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The chemistry of nanostructured materials

Ngày tải lên : 23/04/2013, 20:25

... Class of Scaffolding-like Materials Comprising Infinite Polymeric Frameworks of 3DLinked Molecular Rods A Reappraisal of the Zn(CN)2 and Cd(CN)2 structures and the Synthesis and Structures of the ... [42] Both ITQ-7 and the polymorph C of zeolite beta contain D4R units and their syntheses were strongly affected by the presence of germanium The effect of germanium in the synthesis of D4R-containing ... framework of these aluminophosphates consists of alternating Al3+ and P5+ sites and the overall framework is neutral with a general formula of AlPO4 Figure (Left) The three-dimensional framework of...

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Gián án Chapter 22 Chemistry of the Nonmetals

Ngày tải lên : 28/11/2013, 01:12

... covalent Chemistry, Julia Burdge, 2nd e., McGraw Hill Silicates • the most abundant elements of the Earth’s crust are O and Si • silicates are covalent atomic solids of Si and O and minor amounts of ... electronegativity of B & N about the same as C  electrical insulators Chemistry, Julia Burdge, 2nd e., McGraw Hill Insulated Nanowire Chemistry, Julia Burdge, 2nd e., McGraw Hill Properties of BN and C Chemistry, ... oxides and silicon oxides to form glasses of different compositions Tro, Chemistry: A Molecular Approach 19 Boranes closo-Boranes • compounds of B and H • used as reagent in hydrogenation of C=C...

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Tài liệu CHEMISTRY OF LIVING SYSTEMS TRANSLATION DENSITY & BUOYANCY TRANSLATION ... ppt

Ngày tải lên : 16/01/2014, 23:20

... Standards Vocabulary (Includes Investigation/Experimentation Vocabulary) REACTIONS table salt vinegar weigh TRANSLATION muối ăn giấm cân nặng Los Angeles County Office of Education Office of ... huỳnh tetrahedral upward triple gấp ba volume water nước water (W) Los Angeles County Office of Education Office of Science Consultants- 11/04 EARTH IN THE SOLAR SYSTEM TRANSLATION thể rắn bình thường ... investigate influence ảnh hưởng kilometer internal bên laboratory Los Angeles County Office of Education Office of Science Consultants- 11/04 This sheet should be accompanied by the Periodic Table...

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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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Visualization of Host Behavior for Network Security pdf

Ngày tải lên : 05/03/2014, 23:20

... visualization and interaction techniques encourage expert users to explore the relevant data and take advantage of human perception, intuition, and background knowledge In the process of human involvement ... variant of [Kamada and Kawai, 1989], and the simulated annealing approach of [Davidson and Harel, 1996] The reason for choosing the Fruchterman-Reingold algorithm is its efﬁciency, speed and robustness ... Rexroad, B., and Shelehedal, D (2007) Visual analysis of network trafﬁc for resource planning, interactive monitoring, and interpretation of security threats IEEE Transactions on Visualization and Computer...

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THE CHEMISTRY OF MILK pptx

Ngày tải lên : 08/03/2014, 23:20

... the phase of coagulation and syneresis The splitting of the 105 – 106 bond in the κ-casein molecule is often called the primary phase of the rennet action, while the phase of coagulation and syneresis ... processes for recovery of whey proteins often make use of such substances or of a combination of heat and pH adjustment When milk is heated, some of the whey proteins denaturate and form complexes ... κ-casein Hydrophoric interactions (PO4 groups) Fig 2.30 Buildup and stabilisation of casein micelles Ref: A digest of models by Slattery and Evard (1973), Schmidt (1982) and Walstra (1990) according...

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The evolution of host use and unusual reproductive strategies in Achrysocharoides parasitoid wasps pot

Ngày tải lên : 14/03/2014, 16:20

... regions In Europe, members of common tree genera are typically attacked by a number of species of Phyllonorycter, often representing several independent host shifts and colonisations (Lopez-Vaamonde ... Here we construct a phylogeny of 15 species of European Achrysocharoides, and use it to address questions in three areas First, we examine the evolution of clutch size and sex allocation Godfray ... DNA extraction, PCR, and sequencing were performed as described in Lopez-Vaamonde et al (2001) We used only a single leg or the head from each wasp for DNA extraction and the bodies of sequenced...

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Báo cáo khoa học: Intrinsic local disorder and a network of charge–charge interactions are key to actinoporin membrane disruption and cytotoxicity ppt

Ngày tải lên : 14/03/2014, 23:20

... of the molecular interactions of StnII with the membrane at residue level, but also to better understand the cytotoxic mechanism of this family of proteins Results Global fold of StnII-R29Q and ... composed by b-strands 145–150 and 156–161 and they are rich in hydrophobic and exposed residues In particular, the aromatic rings of Y140 and W146 have high accessible surface area (30% and 35%, respectively) ... rotated 180° of the ribbon diagram of the minimal energy structure of StnII-Y111N are shown in (C) The orientation of the structures in (A) and (B) is the same as in the left panel of (C) Some...

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Environmental chemistry of phosphonates

Ngày tải lên : 16/03/2014, 00:07

... uncomplexed ligand mM Ca and equimolar Zn depress the formation of 6.5 7.5 pH Fig Speciation of mM NTMP in the presence of HFO and in the absence and presence of mM Zn and Cu and mM Ca without ... (WWTP) [38] The concentrations of NTMP were between o0.05 and 0.85 mM, of EDTMP between o0.05 and 0.15 mM and of DTPMP between o0.05 and 1.7 mM The highest concentration of DTPMP was found in a WWTP ... Dissolution of minerals Dissolution of a mineral phase by chelating agents can be explained in terms of a ligand exchange process and is related to the concentration of surface bound ligands The ligands...

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Báo cáo khoa học: Crystal structure of the parasite inhibitor chagasin in complex with papain allows identiﬁcation of structural requirements for broad reactivity and speciﬁcity determinants for target proteases pptx

Ngày tải lên : 16/03/2014, 04:20

... view of the interactions of papain with loop L6 of chagasin and loop L2 of cystatin B (C) Zoom-in view of the interactions of papain with loop L4 of chagasin and the N-terminal segment of cystatin ... identiﬁed, raising the prospect of accurate structure-aided design of speciﬁc inhibitors of cruzipain and cathepsins Detailed knowledge of the structure and inhibition mode of chagasin should be valuable ... view of the interactions of papain with loop L2 of chagasin and loop L1 of cystatin B R91 even stronger Finally, the guanidinium group of R91 is also hydrogen-bonded to the carbonyl group of G20e...

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Báo cáo khoa học: Contributions of host and symbiont pigments to the coloration of reef corals pptx

Ngày tải lên : 16/03/2014, 11:20

... knowledge of coral pigmentation is a prerequisite for these studies, and therefore we have analyzed in detail the origin of red fluorescent coloration of Faviina and Meandriina corals Results and Discussion ... network of hydrogen bonds is left unaltered by the b-elimination reaction that leads to photochemical modification of the chromophore and cleavage of the peptide backbone between Na and Ca of His62 ... coloration of M cavernosa and L hemprichii is due to GFP-like proteins and not caused by a fluorescent phycoerythrin The contribution of mcavRFP, EosFP and lhemOFP to the total content of soluble...

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CHEMISTRY OF NATURAL PRODUCTS ppt

Ngày tải lên : 18/03/2014, 20:20

... overview of catabolic pathways Metabolism of fatty acids Metabolism of glucose (glycolysis) Conversion of pyruvate to acetyl coenzyme A Anabolism of fatty acids from CH3COSCoA Anabolism of glucose ... Condensation of isoprene units Formation of acyclic terpenes -H+ OPP OPP OPP H OPP OPP geranyl OPP OPP farnesyl OPP OPP tail-tail dimerization OPP geranylgeranyl OPP squalene Formation of monoterpenes ... Me Me 3-carene Me α- and β-pinene Formation of sesquiterpenes (examples) Me Me bisabolene Me Me Me H Me Me cadinene OPP H Me Me Me Me Me Me OH Me carotol Me Me Formation of diterpenes (examples)...

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Chemistry of Pyrotechnics Basic Principles and Theory potx

Ngày tải lên : 22/03/2014, 09:20

... possible, gave access to coal and to minerals within the earth, and brought on directly the age of iron and steel and with it the era of machines and of rapid transportation and communication.”10 Black ... Out of the atomic theory developed by John Dalton and other chemistry pioneers in the nineteenth century grew a number of important concepts essential to an understanding of all areas of chemistry, ... quantities of atoms of various elements The same concept holds for molecules One mole of water (H2O) consists of 6.02 × 1023 molecules and has a mass of 18.0 grams It contains mole of oxygen atoms and...

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Chemistry of C-C π-bonds Lectures 1-4: Alkenes, Alkynes and Conjugation doc

Ngày tải lên : 22/03/2014, 20:20

... The Chemistry of C-C π-Bonds - - Alkene and Alkyne chemistry I  Alkene chemistry Structures and influence of orbitals on reactivity: How alkenes react and why? Typical reactions of alkenes: ... Borderline N3-, -CN, RNH2, Br- Soft I-, RS-, RSH, R3P, R2S Soft = The Chemistry of C-C π-Bonds - 38 - Examples of addition of HARD and SOFT nucleophiles:  Addition of thiolate anion: O  SPh PhSH, ... (Prof Donohoe’s course) O H R P Ph carbonyl ylid Ph Ph R O P Ph Ph Ph  The Chemistry of C-C π-Bonds - - Typical modes of reaction of alkenes [1] Nucleophilic Alkenes can be electron-rich and...

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