Báo cáo khoa học: Biosynthesis of riboflavin in Archaea 6,7-Dimethyl-8-ribityllumazine synthase of Methanococcus jannaschii pdf
Tài liệu Báo cáo khoa học: "Identifying Agreement and Disagreement in Conversational Speech: Use of Bayesian Networks to Model Pragmatic Dependencies" docx
... analyses in or-der to determine to what extent contextual informa-tion helps in discriminating between agreement anddisagreement. By integrating the interpretation of the pragmatic function of an ... baseline algorithm.3.2 Maximum Entropy RankingWe view the problem as an instance of statisti-cal ranking, a general machine learning paradigmused for example in statistical parsing (Collins,2000) ... duration of overlapseconds of overlap with any other speakerspeech rate in ALexical features:number of words in Anumber of content words in Aratio of words of A (respectively B) that are alsoin...
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Báo cáo khoa học: Nanoparticles can induce changes in the intracellular metabolism of lipids without compromising cellular viability docx
... Stimulation of this signaling pathwayalso enhances metabolism, resulting in an increase in glucose uptake and an up-regulation of glycolysis[37,38]. In addition, PI3K signaling has been shown tobe involved ... up-regulation of glucose metabo-lism and the induction of lipogenesis [37–40]. Wehypothesized that signaling via the PI3K ⁄ Akt pathwaywas involved in the promotion of the formation of LDs in cells ... HIF-1ais involved directly in the accumulation of lipids trig-gered by QDs under the conditions of uncompromisedcell survival in the presence of serum.On the basis of the results obtained in this...
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Báo cáo khoa học: Peroxiredoxins as cellular guardians in Sulfolobus solfataricus – characterization of Bcp1, Bcp3 and Bcp4 pot
... quantification of microgram quantities of proteinutilizing the principle of protein-dye binding. AnalBiochem 72, 248–254.24 Weber K, Pringle JR & Osborn M (1972) Measurement of molecular ... theoretical pI of 7.73; bcp4 encodes a putative pro-tein of 156 amino acids with a predicted molecularmass of 17 461.28 Da and a theoretical pI of 7.65;bcp3 encodes a putative protein of 149 amino acidswith ... A, Inoue K, Ohmori M & Hisabori T (2005)Anti-oxidative stress system in cyanobacteria. Signifi-cance of type II peroxiredoxin and the role of 1-Cysperoxiredoxin in Synechocystis sp. strain...
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Báo cáo khoa học: C fi G base mutations in the CArG box of c-fos serum response element alter its bending flexibility Consequences for core-SRF recognition potx
... provide information on the localrepartition of the angles involved in the SREfoshelixbending.Relative effect of bending strainThere are several indications of a redistribution of the strains ... thebend: partial unstacking of some adenine, thymineand guanine bases and a more distinct presence of 2¢-endo conformations of furanose rings at 10 °Cagainst a higher percentage of 3¢-endo ⁄ anti ... & Prohofsky EW (1992) The role of a minorgroove spine of hydration in stabilizing poly(dA)poly(dT) against fluctuational interbase H-bondJ. Stepanek et al. Implication of CArG sequence in SRE...
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Báo cáo khoa học: Cdc37 maintains cellular viability in Schizosaccharomyces pombe independently of interactions with heat-shock protein 90 doc
... mine the identity and location of the nucleotide insertion.Four mutants obtained contained in- frame insertionsresulting in the insertion of five amino acids into the Cdc37protein. Stop ... pombe protein in a strain deleted for the endogenous cdc37 gene. Expression of a constructconsisting of only the N-terminal domain of S. pombe Cdc37, lacking thepostulated heat-shock protein (Hsp) ... Hsp90-binding domain, suggesting that binding of the cochaperone Hsp90 by Cdc37 is not requiredfor cellular viability. These data indicate that Cdc37has an essential role, independent of interactions...
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Báo cáo khoa học: Key substrate recognition residues in the active site of a plant cytochrome P450, CYP73A1 ppt
... loss in C4H activity, does not affect I2Chydroxylation. As initial cinnamate binding is not in u-enced by this mutation (Table 2) and binding kinetics arefirst-order (indicating a single binding-site), ... affect the binding of cinna-mate and the coupling of the hydroxylation reaction [9].This effect was probably due to a direct interaction of itsside-chain with the aromatic ring of the substrate. ... lM), 2-aminoquinoline (Ks¼ 17 lM) and indole-3-carboxylic acid (the natural auxin, Ks¼ 18 lM). Thesecompounds are ordered from gain to loss of binding to themutant proteins in Table...
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Báo cáo khóa học: The structure–function relationship in the clostripain family of peptidases potx
... rate of inactivation wasfollowed by periodically removing samples (10–50 lL) forassay of enzymatic activity. Initial rates of inactivation werededuced from plots of log (% of activity remaining) ... mechanisms[42,44].The study of the effect of pH on enzyme inactivationallows the calculation of the pKa of the His176 side chaininvolved in the inactivation reaction. The rate of inactiva-tion exhibited ... aclostripain homologue in the Archaea (M. acetivorans)isparticularly interesting in view of the interest in under-standing the curious phyletic distributions of clostripainsand related peptidase...
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Báo cáo khoa học: Substrate-dependent hysteretic behavior in StEH1-catalyzed hydrolysis of styrene oxide derivatives docx
... precursors in cutin synthesis [4]. The inde-pendence from cofactors in combination with, in some cases, high catalytic efficiencies and enantio-selectivities has created an interest in using epoxidehydrolases ... catalyzing the hydrolysis of alkyl and aryl epoxides into the corresponding vicinaldiols [1,2]. They fulfill various functions in hostorganisms, including detoxification by hydrolysis of endogenous ... Biochemicalevidence for the involvement of tyrosine in epoxide acti-vation during the catalytic cycle of epoxide hydrolase.J Biol Chem 275, 23082–23088.19 Rink R, Kingma J, Lutje Spelberg JH...
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Báo cáo khoa học: A novel phosphorylated glycoprotein in the shell matrix of the oyster Crassostrea nippona pptx
... standards; lane A, CBB staining; lane B,Stains-all staining; lane C, negative staining; lane D, Methyl greenstaining. Arrows on the right side of the lanes indicate the position of the 52 kDa component. ... DH & Jorgensen AO (1983)Staining of the Ca2+-binding proteins, calsequestrin,calmodulin, troponin C, and S-100, with the cationiccarbocyanine dye ‘Stains-all’. J Biol Chem 258, 11267–11273.A ... phos-phophorin, a dentin Ca-binding phosphoprotein [31],and Lustrin A [3], a molluscan OM protein from agastropod Haliotis rufescens, was observed over the 50amino acids comprising the SG domain of...
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Báo cáo khoa học: "The Lie Detector: Explorations in the Automatic Recognition of Deceptive Language" docx
... using a Na¨ıve Bayes (NB) or Support Vec-tor Machines (SVM) classifierTo gain further insight into the variation of ac-curacy with the amount of data available, we alsoplotted the learning ... expressing theirtrue opinion on the topic. Next, they were askedto prepare a second brief speech expressing the op-posite of their opinion, thus lying about their truebeliefs about the topic. In ... mentioned.However, only a few of them are linguistic in na-ture, as e.g., word and phrase repetitions, whilemost of the cues involve speaker’s behavior, in- cluding facial expressions, eye shifts,...
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Từ khóa: Một số giải pháp nâng cao chất lượng streaming thích ứng video trên nền giao thức HTTPNghiên cứu tổ chức chạy tàu hàng cố định theo thời gian trên đường sắt việt namGiáo 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 carôtenôitQuản lý hoạt động học tập của học sinh theo hướng phát triển kỹ năng học tập hợp tác tại các trường phổ thông dân tộc bán trú huyện ba chẽ, tỉnh quảng ninhPhối hợp giữa phòng văn hóa và thông tin với phòng giáo dục và đào tạo trong việc tuyên truyền, giáo dục, vận động xây dựng nông thôn mới huyện thanh thủy, tỉnh phú thọPhát triển mạng lưới kinh doanh nước sạch tại công ty TNHH một thành viên kinh doanh nước sạch quảng ninhPhát hiện xâm nhập dựa trên thuật toán k meansĐịnh tội danh từ thực tiễn huyện Cần Giuộc, tỉnh Long An (Luận văn thạc sĩ)Tìm hiểu công cụ đánh giá hệ thống đảm bảo an toàn hệ thống thông tinThiết kế và chế tạo mô hình biến tần (inverter) cho máy điều hòa không khíSở hữu ruộng đất và kinh tế nông nghiệp châu ôn (lạng sơn) nửa đầu thế kỷ XIXGiáo án Sinh học 11 bài 15: Tiêu hóa ở động vậtGiáo 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 vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtHIỆU QUẢ CỦA MÔ HÌNH XỬ LÝ BÙN HOẠT TÍNH BẰNG KIỀMTÁI CHẾ NHỰA VÀ QUẢN LÝ CHẤT THẢI Ở HOA KỲ