Báo cáo khoa học: Epigenetics: the study of embryonic stem cells by restriction landmark genomic scanning pptx
Báo cáo khoa học: Epigenetics: the study of embryonic stem cells by restriction landmark genomic scanning pptx
... MINIREVIEW Epigenetics: the study of embryonic stem cells by restriction landmark genomic scanning Naka Hattori* and Kunio ShiotaLaboratory of Cellular Biochemistry, Animal ... cells, the ED of TS cells to ES cells (77) is greater than that of EG cells to ES cells (49), confirming the similarity of EG cells to ES cells. Epigenetic study of embryonic stem cells N. Hattori and K. ... betweenES and other stem cells Comparing ES cells with other stem cells establishedfrom developing embryos revealed the uniqueness of the epigenetic profile in ES cells. In contrast to ES cells, which...
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Tài liệu Báo cáo khoa học: "ON THE REPRESENTATION OF QUERY TERM RELATIONS BY SOFT BOOLEAN oPERATORS" ppt
... for the extended logic over the conven- tional Boolean system. [17,18] It is not possible in the present context to furnish the details of the operation of the extended logic system. The ... interpretation of the and operator. The extended system (unlike the ordinary Boolean system) provides ranked output of the stored documents in presumed decreasing order of importance of a given ... higher the p-value attached to an operator, the closer is the interpretation of that operator in accordance with the rules of ordinary Boolean logic. On the other hand, the smaller the p-value,...
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Báo cáo khoa học: "An Empirical Study of the Influence of Argument Conciseness on Argument Effectiveness" docx
... houses in the Hot List3 is randomly assigned to one of the three conditions. Then, the subject interacts with the evaluation framework and at the end of the interaction measures of the argument ... and the selection of the preferred alternatives. Let’s examine now how an argument generator can be evaluated in the context of the selection task, by going through the architecture of the ... likes the new alternative and the other objects in the Hot List. - A measure of the user’s confidence that she has selected the best for her in the set of alternatives. - A measure of argument...
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Tài liệu Báo cáo khoa học: Seeking the determinants of the elusive functions of Sco proteins pptx
... function of the CXXXCmotif of human Sco proteins could therefore be impli-cated not only in the maturation of the CuAsite of Cox2 but also in the maintenance of cellular copperhomeostasis. The ... Blackburn NJ(2011) The essential role of the Cu(II) state of Sco in the maturation of the Cu(A) center of cytochrome oxi-dase: evidence from H135Met and H135SeM variants of the Bacillus subtilis ... for the mitochondrial signal might be generated by Sco2-dependent modulation of the redox state of the cysteines within the CXXXC motif of Sco1. Specif-ically, this proposal was based on the...
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Tài liệu Báo cáo khoa học: Glucuronate, the precursor of vitamin C, is directly formed from UDP-glucuronate in liver pptx
... observe the stimulation of glucuronate formation by xenobiot-ics in cell-free systems is an important step towards the identification of the detailed mechanisms by whichthese compounds act and of the ... indicated, the assay was initiated by the addition of the enzyme preparation to an otherwise complete assaymixture. The reaction was stopped after 0–30 min by mix-ing a portion of the incubation ... microsomalfraction by only 20%, despite the presence of ATP-Mg. It is shown below that this is due to loss of the inhibitory effect of ATP-Mg, consequent to the removal of a heat-stable cofactor present in the...
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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
... acetate orpropionate as well as the ability to decompose propionyl-CoA by the transfer of the CoA-moiety to acetate by the action of a CoA-transferase. The wild-type and the methylcitrate synthase ... branch of the pentose phosphate pathway. Thiswas determined by the use of glucose-6-phosphate as the substrate and NADP as the hydrogen acceptor. Due to the use of cell-free extracts, not only the ... accumu-lation of propionyl-CoA under these conditions, as the thioester cannot be oxidized further. Addition of acetateto the glucose/propionate medium reduced the propionyl-CoA level of the cells, ...
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Tài liệu Báo cáo khoa học: "Modeling the Translation of Predicate-Argument Structure for SMT" ppt
... A the rightmost word of Atgt the translation of Ap the translation of Ah the leftmost word of the translation of A the rightmost word of the translation of ATable 2: Features adopted in the ... argument. On the target side, the trans-lation of the verbal predicate, the translation of the head word of the argument, as well as the boundarywords of the translation of the argument are used asfeatures.4.3 ... both the source and target side. On the source side, the fea-tures include the verbal predicate, the semantic role of the argument, the head word and the boundarywords of the argument. On the...
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Tài liệu Báo cáo khoa học: "Analyzing the Errors of Unsupervised Learning" docx
... that the first iteration of EM reinforces the systematic mis-takes of the supervised initializer. In the first E-step, the posterior counts that are computed summarize the predictions of the supervised ... supervised system. If thesematch the empirical counts, then the M-step does notchange the parameters. But if the supervised systempredicts too many JJs, for example, then the M-stepwill update the ... paper,we analyze the following three model families:In the HMM, the input x is a sequence of wordsand the output y is the corresponding sequence of part -of- speech tags.In the PCFG, the input x...
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Tài liệu Báo cáo khoa học: "Improving the Scalability of Semi-Markov Conditional Random Fields for Named Entity Recognition" pdf
... of semi-CRFsSince the purpose of the filtering is to reduce the computational cost, rather than to achieve a goodF-score by itself, we chose the threshold probabil-ity of filtering so that the ... 10). The results of McNemar’s test suggestthat the system with chunk features is significantlybetter than the system without it (the p-value isless than 1.0 < 10−4). The result of the precedingentity ... the upper boundlength of entities, N is the length of sentence andK is the size of label set. And that of training infirst order semi-CRFs is O(K2LN). The increase of the cost is used to transfer...
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Tài liệu Báo cáo khoa học: "Evaluating the Accuracy of an Unlexicalized Statistical Parser on the PARC DepBank" docx
... fifth of DepBank is held out to optimize the speed and accuracy of the three systems. Theyconclude from the results of these experiments that the cut-down XLE parser is two-thirds the speed of ... PoS tags and by the need to balancedepth of analysis against the size of the deriva-tion space. On the Susanne corpus, the geometricmean of the number of analyses for a sentence of length n ... no use of the further140 held out sentences in DepBank. The resultswe report below are derived by choosing the mostprobable tag for each word returned by the PoStagger and by choosing the unweighted...
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Từ khóa: báo cáo khoa học mẫubáo cáo khoa học y họcbáo cáo khoa học sinh họcbáo cáo khoa học nông nghiệpbáo cáo khoa học lâm nghiệpchuyên đề điện xoay chiều theo dạngNghiên cứu tổ chức pha chế, đánh giá chất lượng thuốc tiêm truyền trong điều kiện dã ngoạiNghiên cứu tổ hợp chất chỉ điểm sinh học vWF, VCAM 1, MCP 1, d dimer trong chẩn đoán và tiên lượng nhồi máu não cấpMột số giải pháp nâng cao chất lượng streaming thích ứng video trên nền giao thức HTTPBiện pháp quản lý hoạt động dạy hát xoan trong trường trung học cơ sở huyện lâm thao, phú thọGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitĐỒ ÁN NGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWANPhát triển du lịch bền vững trên cơ sở bảo vệ môi trường tự nhiên vịnh hạ longNghiên cứu, xây dựng phần mềm smartscan và ứng dụng trong bảo vệ mạng máy tính chuyên dùngTìm hiểu công cụ đánh giá hệ thống đảm bảo an toàn hệ thống thông tinChuong 2 nhận dạng rui roTăng trưởng tín dụng hộ sản xuất nông nghiệp tại Ngân hàng Nông nghiệp và Phát triển nông thôn Việt Nam chi nhánh tỉnh Bắc Giang (Luận văn thạc sĩ)Giáo án Sinh học 11 bài 15: Tiêu hóa ở động vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtĐổi mới quản lý tài chính trong hoạt động khoa học xã hội trường hợp viện hàn lâm khoa học xã hội việt namTÁI CHẾ NHỰA VÀ QUẢN LÝ CHẤT THẢI Ở HOA KỲ