Báo cáo khoa học: "Influence of fertilized substrate on rooting and growth of oak cuttings" ppt

Tài liệu Báo cáo khoa học: "Finding Synonyms Using Automatic Word Alignment and Measures of Distributional Similarity" pdf

... LinguisticsFinding Synonyms Using Automatic Word Alignment and Measures of Distributional SimilarityLonneke van der Plas & Jăorg TiedemannAlfa-InformaticaUniversity of GroningenP.O. ... between synonyms and other types of semantically related words such asantonyms, (co)hyponyms and hypernyms.We present a method based on automatic word alignment of parallel corpora con-sisting of ... similarity: one using syntactic context and one using translational context based on word alignment and the combination of both. For bothapproaches, we used a cutoff n for each row in our word- by-context...

Tài liệu Báo cáo khoa học: Cell surface heparan sulfate proteoglycans Target and partners of the basic ®broblast growth factor in rat Sertoli cells pptx

... FEBS 2002 Cell surface heparan sulfate proteoglycans Target and partners of the basic ®broblast growth factor in rat Sertoli cells Sylvie Brucato, Jean Bocquet and Corinne VillersLaboratoire de ... residues in intact cells without inhibiting cell growth or protein synthesis [35±37], and proteoglycansulfation in cultured Sertoli cells from 20-day-old rats [38].When Sertoli cells were incubated ... expression in 20-day-old -rat Sertoli cells. During testicular development, the physiology of Sertoli cells i s m odiđed. The cell proliferation decreases and ceasesallowing the establishment of the...

Báo cáo khoa học: Staphylococcus aureus elongation factor G – structure and analysis of a target for fusidic acid pdf

... Staphylococcus aureus elongation factor G – structure and analysis of a target for fusidic acid Yang Chen, Ravi Kiran Koripella, Suparna Sanyal and Maria SelmerDepartment of Cell and Molecular Biology, ... Liljas A, Kristensen O, Laurberg M, Al-Karadaghi S,Gudkov A, Martemyanov K, Hughes D & Nagaev I(2000) The states, conformational dynamics, and fusidic acid- resistant mutants of elongation factor ... The mutations can be classiﬁed as affecting FA binding, EF -G ribosome interactions, EF -G conformation, and EF -G stability.AbbreviationsEF -G, elongation factor G; EF-Tu, elongation factor Tu;...

Báo cáo khoa học: Relation between domain evolution, speciﬁcity, and taxonomy of the a-amylase family members containing a C-terminal starch-binding domain pot

... yellow, acarviose transferase; pink, maltogenic a- amylase; blue, a- amylases from Bacillus and actinomycetes; light blue, a- amylases from fungi and yeast; green, maltotetraohydrolases and maltopentaohydrolase. ... resinae glucoamylase; Humgr GAM, Humicola grisea glucoamylase.Fig. 1. Stereo view of a CGTase as an example of a five -domain member of the a- amylase family having the C-terminal SBD.638 Sˇ. Janecˇek ... transglycosidases and isomerases [1]. All of thesecontain a catalytic (b /a) 8-barrel domain first recognizedin Taka-amylase A, an a- amylase from Aspergillus oryzae[2]. This fold was confirmed by crystallography...

Báo cáo khoa học: Transcriptome proﬁling analysis reveals multiple modulatory effects of Ginkgo biloba extract in the liver of rats on a high-fat diet pdf

... 2009 The Authors Journal compilation ê 2009 FEBS 1453 Transcriptome proﬁling analysis reveals multiple modulatory effects of Ginkgo biloba extract in the liver of rats on a high-fat diet Xiaomei ... regulation, the blocked green lines indicate negativeregulation, and the dashed lines indicate indirect inhibition. The black lines indicate substance conversion or transportation ﬂow. The dashed ... Shi-ao MS & Chen YL (2002) Effects of Ginkgo biloba extract on the proliferation of vascular smooth musclecells in vitro and on intimal thickening and interleukin-1beta expression after balloon...

Báo cáo khoa học: "Viterbi Training for PCFGs: Hardness Results and Competitiveness of Uniform Initialization" doc

... solving and even ap-proximating Viterbi training for PCFGs isNP-hard. We motivate the use of uniform- at-random initialization for Viterbi EM asan optimal initializer in absence of furtherinformation ... hardness result for Viterbi training. Đ5 extends this result toa hardness result of approximation and Đ6 furtherextends these results for other cases. Đ7 describesthe advantages in using uniform- at-random ... Association for Computational Linguistics, pages 1502–1511,Uppsala, Sweden, 11-16 July 2010.c2010 Association for Computational LinguisticsViterbi Training for PCFGs: Hardness Results and Competitiveness...

Báo cáo khoa học: "A global model for joint lemmatization and part-of-speech prediction" doc

... present a global joint model for lemmatization and part-of-speech predic-tion. Using only morphological lexicons and unlabeled data, we learn a partially-supervised part-of-speech tagger and alemmatizer ... tag pre-diction and lemmatization are strongly dependent and that by building state-of-the art models for the two subtasks and performing joint inferencewe can improve performance on both tasks. ... Annual Meeting of the ACL and the 4th IJCNLP of the AFNLP, pages 486–494,Suntec, Singapore, 2-7 August 2009.c2009 ACL and AFNLPA global model for joint lemmatization and part-of-speech predictionKristina...

Báo cáo khoa học: A novel splicing variant form suppresses the activity of full-length signal transducer and activator of transcription 5A pot

... thataggregation of STAT 5A_ DE18 suppresses the tran-scriptional activity of STAT 5A. DiscussionWe isolated a novel STAT 5A splicing variant from the mouse brainstem. The STAT 5A_ DE18 variant lacked the transactivation ... activity of full-length signal transducer and activator of transcription 5A Yoshihisa Watanabe1, Masaya Ikegawa2, Yoshihisa Naruse3 and Masaki Tanaka11 Department of Cell Biology, Research ... with Flag–STA-T 5A_ FL and STAT 5A_ DE18–EGFP (B–D) or Flag–STAT 5A_ FL alone (E–G). Flag–STAT 5A_ FL was detected with a primary antibody againstSTAT 5A_ FL and Alexa Fluor 546-conjugated secondary antibody...

Báo cáo khoa học: Human milk provides peptides highly stimulating the growth of bi®dobacteria pptx

... controls.RESULTSIdentiđcation of human milk peptides that stimulate the growth of B. biđdum Peptides capable of stimulating the growth of biđdobacteriawere puriđed from pepsin-treated human milk and colo-strum ... intestine. Furthermore, the time course of the synthesis of the precursor molecules of peptidebiđdus factors is coupled t o the biđdogenic activity o f human milk; the biđdogenic activity of colostrum ... especially the effect o f peptides resulting from the digestion of these proteins, havehitherto not been well understood. In the present work, wereport that the biđdogenic activity of human milk...

Báo cáo khoa học: From meiosis to postmeiotic events: Alignment and recognition of homologous chromosomes in meiosis ppt

... compilation ª 2009 FEBS MINIREVIEW From meiosis to postmeiotic events: Alignment and recognition of homologous chromosomes in meiosis Da-Qiao Ding1, Tokuko Haraguchi1,2,3 and Yasushi Hiraoka1,2,31 ... involved in the process of pairing:ﬁrst, alignment of homologous chromosomes to bring them close to eachother for recognition; and second, recognition of the homologous partner of each chromosome ... interactionsbetween homologous DNAs with DSBs and the con-sequent recombination are involved in homologysearching in S. cerevisiae [5]. On the other hand, homologous pairing is independent of recombinationin...

Báo cáo khoa học: Ribonuclease H: properties, substrate speciﬁcity and roles in retroviral reverse transcription ppt

... -end. Roles of RNase H in reverse transcription Starting with the retroviral plus-strand genome, theprocess of reverse transcription produces a double-stranded DNA product that is integrated into ... genomes and template switching between genomeshas been observed during reverse transcription, only asingle genome strand is considered in the followingdiscussion. The key steps in M-MLV and HIV-1 reverse ... role during reverse transcription in vivo. Given a substrate in which one strand isentirely DNA and the other strand is RNA at the5Â-end followed by a stretch of DNA, the HIV-1 and M-MLV retroviral...

Báo cáo khoa học: "INTEGRATING MULTIPLE KNOWLEDGE SOURCES FOR DETECTION AND CORRECTION OF REPAIRS IN HUMAN-COMPUTER DIALOG*" potx

... Characteristics of Cue Words INTEGRATING MULTIPLE KNOWLEDGE SOURCES FOR DETECTION AND CORRECTION OF REPAIRS IN HUMAN-COMPUTER DIALOG* John Bear, John Dowding, Elizabeth Shriberg t SRI International ... to type and frequency, and are investigating methods for their automatic detection and correction. Here we report promising results on detection and correction of repairs by combining pattern ... acoustic information can be quite effective when combined with other sources of information, in particular with pattern matching. In studying the ways in which acoustics might help distinguish repairs...

Báo cáo khoa học: "Slacker semantics: why superﬁciality, dependency and avoidance of commitment" pot

... producinga dependency style representation with links be-tween predicates and no variables: ease of read-ability for consumers of the representation and forhuman annotators, parser comparison and ... ‘ﬂat’ representation, consisting of a bag of el-ementary predications (EP), a set of argumentrelations, and a set of constraints on the possi-ble linkages of the EPs when the RMRS is resolvedto ... consisting of an index (normally, the ARG0 of the head EP) and an ltop (normally, the label of the head EP).Thus if a variable argument corresponds to EP,EPwill have been the head of the...

Báo cáo khoa học: "Influence of fertilized substrate on rooting and growth of oak cuttings" ppt

... was found bySanderson (1987).To determine the optimum addition of Osmocote, its effects on rooting and shoot growth should be considered. But highconcentrations should be ... ef-fect on growth. DISCUSSIONFertilization of the rooting substrate is saidto decrease rooting due to the negative ef-fect of salt concentration (Sörensen and Coorts, 1967; ... cultiva-tion in the nursery (0 + 1 + 2) (Müller, 1991). creased shoot growth. Higher concentra-tions gave no increase in gravel; inpeat:sand, further increase of growth wasonly...

báo cáo khoa học: " Exploiting EST databases for the development and characterization of EST-SSR markers in castor bean (Ricinus communis L.)" pptx

... report of devel-opment of EST- SSR markers in castor bean to date.Therefore, we report our work on EST- SSRs derivedfrom ca stor bean ESTs in the National Centre of Bioin-formatics Information, ... (1) the frequency and distribution of SS Rs in castor bean ESTs,(2) the establishment and validation of EST- SSR mar-kers for detection of polymorphism in castor bean, and (3) the assessment of ... Thereis an increasing need for distinguishing the varieties reli-ably, establishin g their purity, and fingerprintingreleased varieties, hybrids and the parental lines of cas-tor bean germplasm...

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