Tài liệu Báo cáo " Research on the optimal picket sampling interval in automated digital terrain model creation by using digital photogrammetry " ppt

... Sciences 23 (2007) 96-104 96 Research on the optimal picket sampling interval in automated digital terrain model creation by using digital photogrammetry Tran Quoc Binh* College of Science, ... Abstract. In the method of creating digital terrain model (DTM) by using digital photogrammetry, the picket sampling interval (PSI) plays an important role since it strongly influences on the production ... testing DTMs. Since the main purpose of the research is to assess the quality of automated picket sampling and measuring, some steps (additional breakline measuring, field checking, ) are intentionally...

Tài liệu Báo cáo " Research on optimal silicon etching condition in TMAH solution and application for MEMS structure fabrication " ppt

... Abstract. The research of optimal condition for etching silicon in TMAH solution with controlled etch rate and low surface roughness is the purpose of this study. The investigation on the influence ... diluted into the TMAH solution. The presence of integrated circuits as well as Al interconnections is obvious in MEMS fabrications. If the adequate etching condition of which the solution is ... connections protection and integrated circuits protection in silicon etching process can seem to be solved. Thus, the use of TMAH as the etchant seems to be optimal in the case when only a one-side...

Tài liệu Báo cáo khoa học: The pro-form of BMP-2 interferes with BMP-2 signalling by competing with BMP-2 for IA receptor binding pptx

... with increasingpro-peptide concentrations. Binding to BMPR-II was thendetected by recording equilibrium binding via BIAcore. Tothis end, the time interval for the association was prolongeduntil ... with the areabound by the antagonist noggin [32], we attemptedto verify these ﬁndings by testing the binding ofproBMP-2 to noggin. Biotinylated noggin was immo-bilized on streptavidin-coated ... After washing, the BMPR-IA ECD wasadded at the indicated concentrations in blocking bufferand incubated for 1 h. Tests for non-speciﬁc binding wereperformed using blocking buffer alone. After...

Tài liệu Báo cáo khoa học: The effect of small molecules in modulating the chaperone activity of aB-crystallin against ordered and disordered protein aggregation pdf

... puriﬁed proteins indicated thatthey contained < 5% contaminating proteins. The concen-trations of proteins used in these studies were determined by spectrophotometric methods using a Cary ... preventing the aggregation leading to amyloid ﬁbrilformation by a-synucleinA53T when used at highconcentrations. With regard to the latter result, the increase in chaperone activity resulting in the ... formation by RCMj-CNFibril formation by RCMj-CN, as monitored by anincrease in ThT binding, showed a gradual increaseover the time course of the assay (Fig. 4A). At the endof the assay, electron...

Tài liệu Báo cáo khoa học: The role of electrostatic interactions in the antitumor activity of dimeric RNases docx

... catalytic, RNA degradingaction [2]. These actions could be linked to physiologi-cal functions, as in the case of the angiogenic action ofangiogenins [3], or due to the mere reﬂection in the laboratory ... variation of the inclination (inclination angle ‘i’) withrespect to the plane of the membrane (parallel to the xy plane).Cter and Nter are the C-terminal and N-terminal structural regions,respectively, ... Fig. 4) onto the axis z, and (b) to conserve the minimal distancebetween protein and membrane at 3.5 A˚. The EIE, i.e., the electrostatic contribution to the bindingenergy (DGbindingR ⁄ M)...

Tài liệu Báo cáo khóa học: The unusual methanogenic seryl-tRNA synthetase recognizes tRNASer species from all three kingdoms of life pptx

... SerRS with the homologuestRNASerwas isolated by gel ﬁltration chromatography.Complex formation strongly depends on the conformationof tRNA. Therefore, the renaturation conditions for in vitrotranscribed ... tRNA recognitiondisplayed by methanogenic SerRSs, shown by aminoacyla-tion and gel mobility shift assays, indicates the conservationof some serine determinants in all three domains. The complex ... depends on accurate charging by aminoacyl-tRNA synthetases. Investigations carried out in recent years on prokaryotic and eukaryotic aminoacylationsystems have shown that the speciﬁcity of the aminoacyla-tion...

Tài liệu Báo cáo khoa học: The role of N-glycosylation in the stability, trafﬁcking and GABA-uptake of GABA-transporter 1 Terminal N-glycans facilitate efﬁcient GABA-uptake activity of the GABA transporter pptx

... given by k ¼ I ⁄ Qmax, where I is the steady-state current generated by the single functioning GAT1molecule on the cell surface in the presence of GABA. The external bath solution contained ... N-glycosylation results in reductionof the stability of GAT1 In order to study the in uence of the N-glycosylationand N-linked oligosaccharides on protein stability, the intracellular decay time of the ... conﬁrmed by sequence analysis.To construct the GAT1 ⁄ GFP fusion proteins, HindIII—StuI fragments containing the cDNAs of GAT1 wild typeor mutants were cut from the pAlter-1 vector, then clonedinto...

Tài liệu Báo cáo khoa học: The RNA recognition motif, a plastic RNA-binding platform to regulate post-transcriptional gene expression ppt

... enhance the RNA-binding afﬁnity by increasing the protein–RNAinteraction network. In most RRM–RNA complexes, the base stacking on the aromatic residue at RNP 2position 2 is sandwiched either by ... stretches. In these cases, the interdo-main linker is an essential component of RNA recogni-tion. In addition, the RNA secondary structure can bean important determinant of the protein binding afﬁn-ity. ... [46,51].Surprisingly, in this case, the b-sheet of the RRMdomain is not implicated in protein interaction as forother non-RNA-binding RRM domains, but involves the two a-helices. Analysis of the RRM...

Tài liệu Báo cáo khoa học: "THE REPRESENTATION OF INCONSISTENT INFORMATION IN A DYNAMIC MODEL-THEORETIC SEMANTICS" ppt

... denotation in the current stage of the dynamic model. When the domain of the ~-expression expands, the correct denotational relationship is maintained by expanding the image in the table using the ... ~-expression, and then finding the corresponding element in the model. If the element in the model that was the denotation of the h-expression was not expanded in the same way as the image in this ... II. THE PROBLEM Dynamic models contain incomplete information, and the sets, relations, and functions in these models can be incompletely specified (their domains are usually incomplete). In...

Tài liệu Báo cáo khoa học: "THE INTERPRETATIONOF TENSE AND ASPECT IN ENGLISH" potx

... necessary; in this case, it is precisely the end point of the building event that coincides with the beginning of the event of the house being new. In a system using Allen's primitives, the ... During Time: Rules for Temporal Interpretation In the previous section, we examined the temporal interpretation of phrases with respect to the during time of the main verb. In addition, ... shown in Fig- ure 1. The sentence involves the syntactic embed- ding of one NP (" ;the president") inside another NP (" ;the wife"). The unavailable interpretation is one in...

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