Báo cáo khoa học: "How do plant defense compounds influence the oviposition behaviour of small cabbage white butterfly Pieris rapae (Linnaeus)" potx

... April 2008: 75-82 HANOI UNIVERSITY OF AGRICULTURE How do plant defense compounds influence the oviposition behaviour of small cabbage white butterfly Pieris rapae (Linnaeus)? Vu Quoc Ngu*, ... sufficient JA, the butterfly is warned by the plant that this plant 79How do plant defense compounds influence the oviposition behaviour But, since there was no difference in the results ... side of the leaf, the lower side of the leaf, or on the glass. As can be seen in Fig. 4 there is a significant difference between the number of eggs laid on the lower side of the leaf and the...

Tài liệu Báo cáo khoa học: "HOW DO WE COUNT? THE PROBLEM OF TAGGING PHRASAL VERBS IN PARTS" docx

... mance of the tagger. 3. THE EXPERIMENT 3.1. DATA The first step in testing this hypothesis was to evalu- ate the current performance of PARTS in handling the phrasal verb construction. To do ... construction (e.g. gun down, back off). An error in tagging this two element sequence will cause the analysis of the entire sentence to be faulty. An analysis of the errors made by the stochastic ... probability of the word points to a noun. These are the very cases that should be treated as one unit in the system. The lexical probability should be assigned to the pair as a whole rather than...

Báo cáo khoa học: "How do you pronounce your name? Improving G2P with transliterations" potx

... terms to the phonetic transcription of the second output in the n-best list, as compared to the other outputs. One obvious problem with thismethod is that it ignores the relative ordering of the n-best ... transliterations. In the case of DIRECTL+, the transliterations help through the n-gram features rather than the score features;this is probably because the crucial feature thatsignals the inability of M2M-ALIGNER ... are caused by a lack of evidence for the map-ping of the grapheme representing the sound /k/in the transliteration training data with the phoneme/Ù/. In addition, the lack of alignments prevents...

Tài liệu Báo cáo khoa học: How to remain nonfolded and pliable: the linkers in modular a-amylases as a case study ppt

... near the N- and C-termini of the linkers: this suggests thata mobile connection with both the catalytic domainand the binding module is required for the function of the nanomachine. Furthermore, ... etc.), the pKadifferencebetween heteroatoms is of importance: the smaller thisdifference, the stronger the hydrogen bond, as the hydrogen atom is equally shared between the donorand the acceptor ... domain, with the noticeable exception of the a-amylase from the bacte-rium Pseudoalteromonas haloplanktis, which displaysan additional small (21 kDa) C-terminal domain hav-ing the size of a carbohydrate-binding...

Tài liệu Báo cáo khoa học: Evidence for noncooperative metal binding to the a domain of human metallothionein ppt

... domainsdiffer with respect to the lability of the zinc ions andthat, despite the increased thermodynamic stability of the a domain with Zn2+over the b domain, the Zn2+sites in the a domain were shown ... siteswithin the two domains. This was followed by coordi-nation of the fourth and ﬁfth metal ions to the adomain for completion of the metallation of thisdomain prior to ﬁlling of the b domain. ... example of the complexity introduced by the presence of the bdomain in efforts to elucidate the potentially cooper-ative nature of the metal-binding reaction within each of the domains. Thus, the...

Báo cáo khoa học: "A Preference-first Language Processor Integrating the Unification Grammar and Markov Language Model for Speech Recognition-ApplicationS" potx

... regardless of the grammatical structure. The correct rate of recognition is defined as the averaged percentage of the correct words in the output sentences. The correct rate of recognition and the ... generality, assume A is to the left of I, thereby Wn = WaWi = Wal Wam,Wil Win, where wak is the k-th word hypothesis of Wa and Wik the k-th word hypothesis of Wi. Then, P(Wn) = P(WaWi) =P(Wal ... by a factor of 0.50 ( the constituent reduction ratio in the last second column of Table 1 is the ration of the average number of built constituents to that of Strategy 1), while the correct...

Báo cáo khoa học: Monomeric molten globule intermediate involved in the equilibrium unfolding of tetrameric duck d2-crystallin pdf

... demonstrate the formation of dimersduring the dissociation step (Fig. 1). These results are inagreement with the double dimer structure of the tetra-meric d2-crystallin. The crystal structure of the ... accuratelydescribes the dissociation/unfolding process of d2-crystallin.Another possible origin of the discrepancy between the results of Sampaleanu et al. [30] may be the denaturationtime used in these ... used in calcula-tion of dissociation constant [5]. The ﬁt quality of the models was examined by the residuals and by minimiza-tion of the ﬁt variance.ResultsDissociation of tetrameric d2-crystallin...

Báo cáo khoa học: Recent insights into cerebral cavernous malformations: the molecular genetics of CCM pot

... com-plete loss of any of the three CCM proteins within endothelial cells lining the cavernous capillary cavities. These data were an important step towards the elucidation of the mechanisms of this ... mechanisms.Interestingly, the authors showed, using laser cap-ture, that the somatic mutation occurred in endothelialcells and not in the intervening neural tissue. The pro-portion of endothelial cells ... PDCD10. The expression of the mRNAin lymphoblastoid cell lines of the patient was shownto be signiﬁcantly decreased suggesting that the inter-ruption of this gene may be causal. However, the sameauthors...

Báo cáo khoa học: Cellular response to unfolded proteins in the endoplasmic reticulum of plants pptx

... maximize the quality control of proteins in the secretory pathway. It is not knownwhether the vacuolar function is enhanced by the UPRin plants.Other UPR in plants The UPR is composed of three ... [137]. Furthermore, the knock-down of MAL1 caused an increase in the expression of BiP, sug-gesting the presence of ER stress. In Arabidopsis rsw3, atemperature-sensitive mutant of the b-glucosidase ... development, where the UPR is presumed to enhance the ability of the ERto fold these proteins [195]. However, there is currentlyno experimental conﬁrmation of this, and the role of the UPR in seed...

Báo cáo khoa học: Alpha 1,3-fucosyltransferase-VII regulates the signaling molecules of the insulin receptor pathway potx

... b-sub-units) and EGFR both on the cell surface and in cells(Fig. 2A,C), as well as the SLexcontent of the glycans of EGFR were unchanged, but the SLexcontent of the glycans of InR-a was increased ... essentialfor the survival of H7721 cells. Therefore, construc-tion of a plasmid containing a mutant at the cata-lytic domain of a1,3-FucT-VII with deletion of enzyme activity of its coding ... whether the SLexlevel of InR on insulin-responsive cells in diabeticpatients was changed. This may reveal the role of the sugar chains on InR in the pathogenesis of diabetes.In summary, the...

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