báo cáo khoa học: "Numerical techniques for the analysis of

báo cáo khoa học: "Numerical techniques for the analysis of polygenes sampled from natural populations" ppsx

... drawn from the same population, then the cumulative distributions of the 2 samples should show only random deviations from the distribution of the population. First, the maximum ... 588-593. Numerical techniques for the analysis of polygenes sampled from natural populations J.N. THOMPSON, jr. Jenna J. HELLACK G.D. SCHNELL * Departme...

Ngày tải lên : 09/08/2014, 22:22

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Báo cáo khoa học: New evidence for the role of calcium in the glycosidase reaction of GH43 arabinanases pot

... for the optimal activity of BsArb43B. Furthermore, to determine whether the role of the calcium is structural, thermal shift assays were per- formed to determine the T m of the protein in the ... located (Fig. 4C). Removal of the histidine residue has the effect of relaxing the geometry of the cluster, resulting in a more planar arrangement of the Ca 2+ i...

Ngày tải lên : 15/03/2014, 23:20

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Báo cáo khoa học: "SOFTWARE TOOLS FOR THE ENVIRONMENT OF A COMPUTER AIDED TRANSLATION SYSTEM" pptx

... for all the associated information. VISULEX offers two levels of detail. At the first level, the information is presented by using only the comments associated with the codes found. At the ... base is composed of dictionaries, "formats" and "procedures" of the analysis, transfer and synthesis phases (the 3 conventional phases of a CAT sys...

Ngày tải lên : 17/03/2014, 19:21

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Báo cáo khoa học: Structural basis for the recognition of complex-type biantennary oligosaccharides by Pterocarpus angolensis lectin ppt

... consequence of the correlation of ﬁtting parame- ters often observed for weak binding events. Evidence for this stems from the reproducibility of this result as well as from the c-value used in the titration ... orientation of the side chain of Glu221. The second conformation of the side chain of Glu221, which also adopts two conformations but not correlate...

Ngày tải lên : 23/03/2014, 11:20

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Báo cáo khoa học: A strategy for the generation of speciﬁc human antibodies by directed evolution and phage display An example of a single-chain antibody fragment that neutralizes a major component of scorpion venom docx

... venom. To the best of our knowledge, this is the ﬁrst report of the generation of a human recom- binant antibody fragment capable of neutralizing the toxic effects of the whole venom from a deadly ... germ lines. For clone 3F, VH3-VK3 were the closest families for V H and V L domains, respectively. In the case of C1, VH3- Vk1 were the families with highest sc...

Ngày tải lên : 23/03/2014, 13:20

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Báo cáo khoa học: "Four Techniques for Online Handling of Out-of-Vocabulary Words in Arabic-English Statistical Machine Translation" docx

... We compare the performance of these techniques and combine them. Our results show a consistent improve- ment over a state -of -the- art baseline in terms of BLEU and a manual error analysis. 1 ... compare the performance of these techniques and combine them. Wework with a standard Arabic- English SMT system that has been already opti- mized for minimizing data sparsity th...

Ngày tải lên : 31/03/2014, 00:20

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Báo cáo khoa học: "A Language for the Statement of Binary Relations over Feature Structures" ppt

... analysis of one FS with the synthesis of another; they may be thought of as a specialized variety of pattern- matching rule. They are local in nature, and permit the recursive analysis and synthesis ... trate the use of the formalism in the areas of machine translation and reduction of FSs to canonical form. We conclude with an over- view of continuing st...

Ngày tải lên : 01/04/2014, 00:20

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Báo cáo khoa học: " Effective methods for the production of immunoglobulin Y using immunogens of Bordetella bronchiseptica , Pasteurella multocida and Actinobacillus pleuropneumoniae" docx

... has been the focus of attention in immunotherapy and immunodiagnosis, since the birds can actively transfer immunoglobulin G (IgG) to the egg yolks of their offsprings in the same levels of concentration ... was separated from the egg white and homogenized after mixing with an equal volume of PBS. The homogenized egg yolk was then mixed with two volumes of chloroform a...

Ngày tải lên : 07/08/2014, 15:20

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Báo cáo khoa học: "Reinvigoration treatments for the micropropagation of mature chestnut trees" pptx

... of the limiting factors for the micropropagation of recalcitrant mature trees is the loss of morphogenetic capacity of explants as the tree ages. In vitro cloning of mature ... 1991). Therefore, the degree of reinvigoration depends on both the treatment being used and the characteristic being evaluated, sup- porting the quantitative...

Ngày tải lên : 08/08/2014, 18:21

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báo cáo khoa học: "New targets for the treatment of follicular lymphoma" potx

... indicated that the toxicity of gossypol is related to the reactions of the aldehyde groups on the molecule, suggesting that removal of the aldehyde groups from a gossypol molecule could theoretically ... immunomodulators. These therapies could help to extend the duration of remission without adding any further burden of toxicity. It is also becoming clear that the th...

Ngày tải lên : 10/08/2014, 22:20

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