Báo cáo khoa học: The spread of prions through the body in naturally acquired transmissible spongiform encephalopathies ppt
Báo cáo khoa học: The spread of prions through the body in naturally acquired transmissible spongiform encephalopathies ppt
... Spread of prions through the body FEBS Journal 274 (2007) 588–605 ª 2007 The Authors Journal compilation ª 2007 FEBS 605MINIREVIEW The spread of prions through the body in naturally acquired transmissible ... FEBS the crossing of the gut wall, GALT-related spread of infection and intestinal neuroinvasion following inges-tion of TSE agents.Neuroinvasion, sympathetic andparasympathetic spread to the ... on the spread of scrapie, CWD, BSE andvCJD through the body in naturally affected hosts and in animals experimentally challenged via the aliment-ary tract. Major insights into the spread of infectionthrough...
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Tài liệu Báo cáo khoa học: Critical roles of Asp40 at the haem proximal side of haem-regulated phosphodiesterase from Escherichia coli in redox potential, auto-oxidation and catalytic control doc
... potential of the haem, rate constants o f CO, O2and CN b inding tohaem, and CD spectra in the Soret region [15–18],suggesting that this residue is critical for maintaining the electronic states of ... binding accesschannel a t t he haem distal side and/or structure in t erms of cyanide binding in the Fe(III) complex.Redox potentials The redox state of haem is related to the PDE activity of Ec ... Electrochemicalreductive titration of the mutant protein is depicted in Fig. 3. The redox potential values of the m utants as well aswild-type protein are summarized in Table 2. Markedincreases in the redox potential...
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Báo cáo khoa học: Different roles of two c-tubulin isotypes in the cytoskeleton of the Antarctic ciliate Euplotes focardii Remodelling of interaction surfaces may enhance microtubule nucleation at low temperature doc
... participates in the assembly of the mitotic spindle of E. focardii and that both isotypes are involved in the nucleation of other microtubule structures.Finally, we examined the distribution of E. ... beenobserved in E. focardii and in the psychrotolerantE. crassus [34, present study]. By contrast, the similarsubstitution of alanine for arginine 72 in the c-tubu-lins of T. thermophila and ... terminated by telomeres consisting of fourrepetitions of the motif C4A4[62]. This stereotypic organi-zation facilitated obtaining the sequences of the C-terminalcoding region and the 5¢-...
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Báo cáo khoa học: Structural characterization of a novel branching pattern in the lipopolysaccharide from nontypeable Haemophilus influenzae pot
... HepHepb|Hex2-Hex-Hep-AnKdo-ol|Hep|HepaMajor isomer of the Hex3 glycoform (estimated from the intensity of the fragments in MS2experiments).bMinor isomer of the Hex3 glycoform (estimated from the intensity of the fragments in MS2experiments).Fig. ... most of the steps in the biosynthesis of the OS portion of their LPS molecules.Molecular structural studies of LPS from H. in uenzaestrains [9–23] have resulted in a structural model consisting of ... C-reactive protein bindsand mediates killing efficiently of organisms expressing the PCho-containing glycoforms and that OS elongation pro-tects the organism from killing mediated by naturally acquired...
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Báo cáo khoa học: Identification of two cysteine residues involved in the binding of UDP-GalNAc to UDP-GalNAc:polypeptide N-acetylgalactosaminyltransferase 1 (GalNAc-T1) ppt
... catalytic site of GalNAc-T1, might beinvolved in the catalytic function of the enzyme.To investigate whether the cysteine residues modified byPCMPS are involved in the binding of UDP-GalNAc,we ... amajor site of interaction with UDP-GalNAc, Cys214 is alsoinvolved in binding.PCMPS and DFP modification of the serine-mutants of GalNAc-T1We also examined the sensitivity of the three serine mutantsto ... sequenceincludes the GalNAc-T1 DXH motif (underlined above), aregion believed to be involved in coordination of a divalentcation or the binding of UDP-GalNAc [16,28,29]. The twocysteine residues in the...
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Báo cáo khoa học: Fifty years of muscle and the sliding filament hypothesis pdf
... and that therefore the centre of scattering mass of the crossbridges in each half sarcomere is movinginwards towards the M-line, thus, decreasing the interfer-ence distance between the two halves. ... axialalignment of the catalytic domain of the head and the leverarmoccurs.Astheleverarmtiltsinaninwarddirection (i.e. towards the center of the sarcomere) duringshortening, the alignment passes ... shift in the fringe position. Essentially, the interfer-ence distance decreases by twice the axial movement of the center of mass of the attached myosin heads (somewhatless than the actin filament...
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Báo cáo khoa học: "A Figure of Merit for the Evaluation of Web-Corpus Randomness" ppt
... Approxi-mately half of the points drawn from C will lie in the A square, while the other half will lie in the Bsquare. The distance of the points drawn from Cfrom the points drawn from B will ... approximately half of the points (thoselaying in the B region), while the distance is be-tween 0 and h for the other half of the points (those in A). Therefore, if m is large enough, the averagedistance ... h, the length of the diagonal of the rectangle which is the union of A and B. Instead of drawing pairs we can drawtriples of points, one point from A, one from B,and another point from C = A...
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Báo cáo khoa học: Functional importance of a conserved sequence motif in FhaC, a prototypic member of the TpsB/Omp85 superfamily ppt
... Because of the poor resolution of L6 in the FhaC structure, no information is availableregarding putative interactions between the side chains of these residues and the rest of the protein. We ... conserveddistance from, the C-terminus. Of note, the length of the predicted loops varies between proteins [18]. In allproteins, the Arg residue of the VRGY-related motif isinvariant (Fig. 1). The other three ... subtypes of TPS system have been identified, which differ by the sequences of the TPS domains of the TpsA proteinsand by those of their TpsB transporters [16,18]. Never-theless, the structure of the...
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Báo cáo khoa học: Bioenergetic requirements of a Tat-dependent substrate in the halophilic archaeon Haloarcula hispanica pdf
... containa signal peptide with a characteristic twin-argininemotif, while other organisms usually secrete most of their proteins (> 90%) through the Sec pathway [4,7]. The dominant role of the ... wasthen measured using the starch–iodine method.Minimal inhibitory concentrations of ionophoresTubes containing 5 mL of rich medium containing variousconcentrations of ionophores were inoculated ... demonstrate involvement of the sodium motive force (SMF) in cellular processes[15–17]. The lack of secretion of AmyH in the presence of monensin suggests that export of AmyH mightdepend on the SMF.To...
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Báo cáo khoa học: Protective effects of endomorphins, endogenous opioid peptides in the brain, on human low density lipoprotein oxidation pdf
... 2006 FEBS the inhibition period the rate of the absorbanceincrease became faster, which is close to the originalrate of propagation, demonstrating the exhaustion of the antioxidant. The kinetic ... and the initial concentration of the substrates are the sameas described in the legends of Fig. 1 for reactions conducted in LDL. Data are the means of three determinations.Compounds tinh(min) ... Cu2+-induced LDL peroxidation is generally monitored byUV spectroscopy since the primary peroxidationFig. 8. Inhibition of the increase in REM of LDL during the Cu2+-induced (A) or AAPH-initiated...
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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 nghiệpBáo cáo thực tập tại nhà thuốc tại Thành phố Hồ Chí Minh năm 2018Báo cáo quy trình mua hàng CT CP Công Nghệ NPVNghiên 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 HTTPGiáo 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 mạng lưới kinh doanh nước sạch tại công ty TNHH một thành viên kinh doanh nước sạch quảng ninhPhát triển du lịch bền vững trên cơ sở bảo vệ môi trường tự nhiên vịnh hạ longPhát hiện xâm nhập dựa trên thuật toán k meansNghiên cứu khả năng đo năng lượng điện bằng hệ thu thập dữ liệu 16 kênh DEWE 5000Thiết 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 vậtchuong 1 tong quan quan tri rui roNguyên tắc phân hóa trách nhiệm hình sự đối với người dưới 18 tuổi phạm tội trong pháp luật hình sự Việt Nam (Luận văn thạc sĩ)Giáo 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 vậtTrách nhiệm của người sử dụng lao động đối với lao động nữ theo pháp luật lao động Việt Nam từ thực tiễn các khu công nghiệp tại thành phố Hồ Chí Minh (Luận văn thạc sĩ)QUẢN LÝ VÀ TÁI CHẾ NHỰA Ở HOA KỲ