Báo cáo khoa học: "Similarity between Words Computed by Spreading Activation on an English Dictionary" pptx

... man Dictionary of Contemporary English) . Spreading activation on the network can di- rectly compute the similarity between any two words in the Longman Defining Vocab- ulary, and indirectly ... recognize by computers. We consider lexical cohesion as semantic similarity between words. Similarity is Computed by spreading activation (or association) [Waltz and Pollack, 1985] on a semantic ... Similarity between Words Computed by Spreading Activation on an English Dictionary Hideki Kozima Course in Computer Science and Information Mathematics, Graduate School,...

Báo cáo khoa học: "The effect of domain and text type on text prediction quality" pptx

... type and do-main differences on text prediction quality. By training and testing our text predic-tion algorithm on four different text types(Wikipedia, Twitter, transcriptions of con-versational ... correct decision), and the time saved by the use of the algorithm (Garay-Vitoria and Abas-cal, 2006). The performance that can be obtained by text prediction algorithms depends on the lan-guage ... (Van Noord, 2009); we obtained a versionfrom the summer of 2010.1The Twitter dataare collected continuously and automatically ﬁl-tered for language by Erik Tjong Kim Sang (TjongKim Sang,...

Tài liệu Báo cáo khoa học: Interaction between very-KIND Ras guanine exchange factor and microtubule-associated protein 2, and its role in dendrite growth – structure and function of the second kinase noncatalytic C-lobe domain docx

... compilation ª 2011 FEBS 1651IntroductionProtein–protein interactions play important roles inthe molecular recognition and functional modulation between proteins in many signal transduction path-ways ... compilation ª 2011 FEBS 1661Interaction between very-KIND Ras guanine exchangefactor and microtubule-associated protein 2, and its rolein dendrite growth – structure and function of the secondkinase ... Zeiss,Inc., Oberkochen, Germany).Morphometric analysis of dendritic arborizationpatternsTo quantify dendrite growth and branching, 15 neuronstransfected with each construct were randomly chosen foreach...

Tài liệu Báo cáo khoa học: Competition between innate multidrug resistance and intracellular binding of rhodamine dyes pdf

... Differential modulation of the human liverconjugate transporters MRP2 and MRP3 by bileacids and organic anions. J Biol Chem 278, 23529–23537.39 Reid G, Wielinga P, Zelcer N, van der Heijden I, ... MJ(1998) Functional cell surface expression of band 3, thehuman red blood cell anion exchange protein (AE1), inK562 erythroleukemia cells: band 3 enhances the cellsurface reactivity of Rh antigens. ... DP, Pastan I, Got-tesman MM & Roninson IB (1986) Internal duplicationand homology with bacterial transport proteins in themdr1 (P-glycoprotein) gene from multidrug-resistanthuman cells....

Tài liệu Báo cáo khoa học: Relationships between structure, function and stability for pyridoxal 5¢-phosphate-dependent starch phosphorylase from Corynebacterium callunaeas revealed by reversible cofactor dissociation studies doc

... 7.0, contain-ing a concentration o f potassium phosphate between < 0.05and 80 mM. PLP at a concentration of between 0.0 and100 lMwas added to reconstitute the holo-enzyme. Thereaction ... molar c oncentration of enzyme active sites (based on thestoichiometry of PLP and enzyme subunit), Kmis an apparent Michaelis constant, and [S] is the substrateconcentration. When inhibition at ... mutations in the dimer contact region on the rate of apo-enzyme formationThe p seudo ﬁ rst-order rate constants of inactivation inresolution bu ffer at pH 7.0 were determined for CcStP andﬁve...

Tài liệu Báo cáo khoa học: "Growing Related Words from Seed via User Behaviors: A Re-ranking Based Approach" pdf

... task and construct a User-Word bipartite graph from user behaviors. Words are used by users, and it is reasonable to measure relatedness between words by analyzing user behaviors. Second, ... and if we only take user beha-viors into consideration, top 5 words returned are shown on the left side. After using search engine and semantic representation, we reorder the can-didate words ... enrich semantic features of a query word. We regard the returned snippets as the context of a query word. And then we reorder candidate words and expect more relevant candi-date words can be...

Tài liệu Báo cáo khoa học: Interactions between M proteins of Streptococcus pyogenes and glycosaminoglycans promote bacterial adhesion to host cells pdf

... reagent.J. Immunol. 133, 969–974.38. Bjo¨rnsson, S. (1993) Simultaneous preparation and quantitationof proteoglycans by precipitation with Alcian Blue. Anal. Biochem.210, 282–291.38a. Laemmli, ... thatinteractions with GAGs can occur in an environmentcontaining the protein ligands, such as that in secretions orexudates.In a second attempt to depict a region in M proteinsresponsible for ... interaction between S. pyogenes and GAGs is mediated by M protein.Mapping of the DS binding region in proteins M1 and M5To deﬁne the region responsible for the interaction with DSwe ﬁrst focused on...

Báo cáo khoa học: Relationship between functional activity and protein stability in the presence of all classes of stabilizing osmolytes ppt

... has on protein function [16–19].Despite signiﬁcant advances in understanding theeffect of osmolytes on protein stability, folding and theactivity of proteins and enzymes, the relationship between ... glycerol, xylitol,adonitol, mannitol) and amino acids and derivatives(glycine, alanine, proline, serine, lysine, b-alanine andtaurine) that have no signiﬁcant effects on both DGD°and kcat. (b) ... stability andfunction. Thus, different osmolyte mixtures may serveas post-translational modulators of stability and ⁄ orfunction of many enzymes. This may perhaps be themain reason why many organisms...

Báo cáo khoa học: Interactions between coenzyme B12 analogs and adenosylcobalamin-dependent glutamate mutase from Clostridium tetanomorphum pot

... AdoCbiNo contributionDistortionFree energy changecontributed by: Fig. 6. Illustrations of the binding free energy change contributed by each fragment in coenzyme B12.Table 2. Comparison of ... irreversible by coupling the formation of 3-methylaspartate to the pro-duction of mesaconate through deamination by methylas-partase. In a typical reaction, 10 lm E component and50 lm S component ... the manipulation of coenzyme B12 by methyl-malonyl CoA mutase is quite different to that by glu-tamate mutase, l-lysine and d-ornithine aminomutase.Two mechanisms, electronic effect and steric...

Báo cáo khoa học: Interaction between Lim15/Dmc1 and the homologue of the large subunit of CAF-1 – a molecular link between recombination and chromatin assembly during meiosis pot

... plasmon resonance (SPR), which measures theinteraction between a ligand on a detection surface(sensor chip) and a ligand that is injected. First, weconjugated CcPCNA to a sensor chip onto ... CAF-1 con-sists of three subunits that are highly conservedamongst yeast, plant, ﬂy and human [19–23]. CAF-1deposits histones H3 and H4 onto newly synthesizedDNA after replication and repair ... selectionmedium [SD4: lacking adenine, histidine, leucineand tryptophan (–Ade/–His/–Leu/–Trp)] (Fig. 1C).The interaction between the truncated mutants ofCcCac1L and CcLim15 was conﬁrmed by b-galactosi-dase...

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