báo cáo khoa học: "On the estimation of genetic parameters components via variance" pptx
Tài liệu Báo cáo khoa học: On the mechanism of action of the antifungal agent propionate Propionyl-CoA inhibits glucose metabolism in Aspergillus nidulans doc
... on glucose/ acetate /propionate as compared to glucose/ pro-pionate.Inhibition of CoASH-dependent enzymes of glucose metabolism The high levels of propionyl-CoA in the mutant strainraised the question of whether ... metabolism (Eur. J. Biochem. 271) 3231 On the mechanism of action of the antifungal agent propionate Propionyl-CoA inhibits glucose metabolism in Aspergillus nidulans Matthias Brock1and Wolfgang ... deletion strain showed significant accumulation of propionyl-CoA (Fig. 1). Addition of propionate to the glucose medium led to an increase of the propionyl-CoA level in the wild-type strain. The methylcitrate...
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Tài liệu Báo cáo khoa học: "ON THE REPRESENTATION OF QUERY TERM RELATIONS BY SOFT BOOLEAN oPERATORS" ppt
... the use of term rela- tions that is theoretically possible in the proba- bilistic and language-based retrieval models is 120 ON THE REPRESENTATION OF QUERY TERM RELATIONS BY SOFT BOOLEAN ... be used. The results of Table I show that for the CACM queries the best overall policy is a complete softening of the Boolean operators down to p = 1. Evidently not many of the quasi -Boolean ... reflect the tentative and uncertain nature of the relations between terms in the language. When a relaxed interpretation of Boolean logic is used, the correspondence with the fuzzy nature of linguistic...
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Báo cáo khoa học: "On the formalization of Invariant Mappings for Metaphor Interpretation" pot
... view-specific mappings more economical by implementing VN-MAs as separate default rules. The first step to-wards that goal is to provide a formalization of these mappings and to show their role in metaphor ... interpret metaphorical utterances such as(1), we have been using various sources of informa-tion that interact in the processing of the utterance:a) View-specific mappings provided by the relevantmetaphorical ... 2003. Domain-transcending mappings in a system for metaphorical reasoning.In Conference Companion to the 10th Conference of the European Chapter of the Association for Computational Linguistics...
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Báo cáo khoa học: On the mechanism of a-amylase Acarbose and cyclodextrin inhibition of barley amylase isozymes pdf
... Santimone, M. (1996) The mechanism of porcine3878 N. Oudjeriouat et al. (Eur. J. Biochem. 270) Ó FEBS 2003 On the mechanism of a -amylase Acarbose and cyclodextrin inhibition of barley amylase isozymes Naăma ... Thus the longer the substrate, the higher was the activity. Inhibition by acarbose Inhibition of amylose hydrolysis occurred in the presence of 1080 lM acarbose and the association constants ... equation v is the initial velocity, [E]0 the enzymeconcentration, [S] the substrate concentration, [I] the inhibitor concentration, Km the Michaelis constant and K1i, K2i, L1i, L2ithe...
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Báo cáo khoa học: "On the notion of uniqueness" doc
... C f(x) ] The function f will assign sets of the domain of in- dividuals to the discourse markers. These sets must be such that there are no other sets - to be assigned by any other function ... structures for the moment). These theories do, however, often respect the order in which constituents appear in the surface string, ac- knowledging that the left-to-right order of a string is of importance. ... en Stokhof, 1984] J. Groenendijk en M. Stokhof. Studies on the Semantics of Ques- tions and the Pragmatic of Answers. PhD Thesis, University of Amsterdam, 1984. [Helm, 1982] I. Heim. The Semantics...
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Báo cáo khoa học: "ON THE INTONATION OF MONO- AND DI-SYLLABIC WORDS WITHIN THE DISCOURSE FRAMEWORK OF CONVERSATIONAL GAMES ON THE INTONATION OF MONO- AND DI-SYLLABIC WORDS WITHIN THE DISCOURSE FRAMEWORK OF CONVERSATIONAL GAMES " pot
... comparison with Clark and Schaefer (1987) embedded games often coincide with instances of em- bedded contributions in the acceptance phase. ON THE INTONATION OF MONO- AND DI-SYLLABIC WORDS WITHIN ... instructing one player on how to draw a path, the conversation naturally consists of many Instruction games. The structure of games allows for nesting of games and looping of response and feedback ... that the intonation of mono- and di-syllabic words can be compared with their dis- course function, as intended by the speaker. A conversational game is defined as consist- ing of the turns...
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Báo cáo khoa học: "ON THE DECIDABILITY OF FUNCTIONAL UNCERTAINTY*" pdf
... the consistency check. Additionally, one has to consider the effects of in- troducing the path terms/~.a~. The main part of this task is to resolve constraints of the form fl.tr~ li tr. There ... many instances of (Pre). Since the rule system is quasi-terminating, the completeness proof consists of two parts. In the first part we will proof that pre-solved clauses are just the irreducible ... result of the translation constitutes a special class of clauses, namely the class of prime clauses, which will be de- fined below. Hence, it suffices to show decidability of consistency of prime...
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Báo cáo khoa học: "ON THE EXISTENCE OF PRIMITIVE MEANING UNITS " potx
... the primitives are at such a low level that there are no semantics pre-deflned for the primitives other than how they may combine. We call these primitives struc- tural primitives. On the other ... Moran would recoEnize that the location change is from the location of the Agent to the location of the indirect object by the interaction of building block #3 with other buildlng blocks and ... uniform identification of the co alleles and differences of the various meanings of different root: verbs. As l enrning continues the new knowledge incorporated into the verb world will...
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Báo cáo khoa học: "ON THE INDEPENDENCE OF DISCOURSE STRUCTURE AND SEMANTIC DOMAIN" docx
... formal theory. It should be noted that we do not claim that the structures found in these discourse units is entirely independent of structure of the semantic domain, because of course the structure ... tree structure of these descriptions is a consequence of the structure of apartments rather than of the structure of discourse. However, there are apartments which are not tree structured, because ... to the physical structure being described, some of it is a consequence of the ease of expressing tree structures in language, and the difficulty of expressing graph structures. The tree structure...
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Báo cáo khoa học: "On the Applicability of Global Index Grammars" ppt
... in T∗} The main difference between, IGs, LIGs andGIGs, corresponds to the interpretation of the derives relation relative to the behavior of the stack of indices. In IGs the stacks of indices ... to the use of the SLASH feature in GPSGsand HPSGs. In this section we will show how orems of GILs in terms of the LR-2PDA andGIGs. The family of GILs is an Abstract Fam-ily of Language. The ... with the consequence of the semilin-earity property of LILs. GIGs share this unique-ness of the stack with LIGs: there is only onestack to be considered. Unlike LIGs and IGs the stack of indices...
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Báo cáo khoa học: "On the Acquisition of Lexical Entries: The Perceptual Origin of Thematic Relations" pptx
... On the Acquisition of Lexical Entries: The Perceptual Origin of Thematic Relations James Pustejovsky Department of Computer Science Brandeis University ... and t3, end. From the interaction of these predicates all thematic types can be derived. We call the lexical specification for this aspectual and thematic information the Thematic Mapping ... its design in the context of machine learning research. There has been little work on the acquisition of thematic relation and case roles, due to the absence of any consensus on their formal...
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Báo cáo khoa học: On the mechanisms of bananin activity against severe acute respiratory syndrome coronavirus pptx
... molecularinterface in the case of the former helicase. Further-more, the absence of the S259 OH group in the mutated viral enzyme prevents the formation of onehydrogen bond with bananin, accounting for the reduced ... correlationsfor native and mutated forms of the viral enzyme.Preliminary analysis on the frequency of amino acidsubstitutions among the 78 complete sequences of SARS-CoV helicase available from the ... the reduced strength of the bananin helicase interaction.Explanations of drug activity are usually providedby conformational changes in the targeted protein orby competitive binding at the protein...
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Báo cáo khoa học: On the reaction of D-amino acid oxidase with dioxygen: O2 diffusion pathways and enhancement of reactivity docx
... compilation ê 2010 FEBS 491 On the reaction of D-amino acid oxidase with dioxygen: O2 diffusion pathways and enhancement of reactivity Elena Rosini, Gianluca Molla, Sandro Ghisla and Loredano ... largerthan the maximal O2concentration in solution) [6–9].These enzymes appear to ‘consume’ O2without high-affinity binding.Because of the scarcity of information concerning the reaction of flavoproteins ... studied and compared with those of wild-type DAAO, with emphasis on the reactivity of the reduced enzyme species with dioxygen. The substitutions at positions 50 and 225 do not enhancethis reaction, ...
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Báo cáo khoa hoc:"On the precision of estimation of genetic distance" pot
... ’natural’Kestimator of the distance is obtained from D = 2 )wkDk)/W+ where the k-1weight w! is proportional to the reciprocal of the variance of the distance Dk ACKNOWLEDGEMENTS The ... the deviation of 7r from 1/2, the higher the bias as observedin the simulation.Regarding the variance of the true distance d, simulation indicates that the normal approximation ... Lewontin R. C., Krakauer J., Distribution of gene frequency as a test of the theory of the selective neutrality of polymorphisms, Genetics 74 (1973) 174-195.[8] McCullagh...
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báo cáo khoa học: "On the estimation of genetic parameters components via variance" pptx
... Efficiency of the methods The comparison of the efficiency of the estimators is shown in the figures 1-9.There the following attitude is taken: each version of MINQUE ... anunderestimation of the sire variance. However, in addition to the last mentioned facts, the interpretation of the parameters depends not only on the model but also on the history ... it is the deviation of the transmitting ability from the true paternal half sib mean, whereas inmodel I it is the deviation of the transmitting ability from the true...
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