... ứng gắn với tRNA nhờ lượng ATP tạo aminoacyl tRNA Phức hợp aminoacyl tRNA đến ribosome gắn với mRNA nhờ ba đối mã (anticodon) tRNA bắt cặp bổ sung với ba mã hóa (codon) mRNA Các tRNA có số đặc ... hợp tRNA-aminoacyl Chuỗi polynucleotide cuộn lại có đoạn tạo mạch xoắn kép, hình thành cấu trúc bậc hai tRNA Hình 1.13 Cấu trúc tRNA Enzyme aminoacyl tRNA synthetase gắn amino acid với tRNA tương ... tRNA tượng biến đổi nucleotide tRNA tạo nên loại tRNA trình tổng hợp tRNA, sau hình thành chuỗi polynucleotide chịu tác động yếu tố môi trường nội ngoại bào làm nucleotide bị biến đổi, tạo tRNA...
Ngày tải lên: 14/12/2013, 21:16
Embedded transfer RNA genes
... embedded tRNA genes is the same tRNAGlu / tRNAeMet Embedded Genes of N equitans This is the second example Note in fig we illustrate these embedded tRNA genes In N equitans all the tRNA genes ... during tRNA maturation The minimum length of introns allowed was bases Results and Conclusions: tRNAGly / tRNAeMet Embedded Genes of M kandleri This is our first example of embedded tRNA genes ... glycine tRNA has the important bases A73, C35 and C36 necessary for aminoacylation by AARS (aminoacyl tRNA synthetase) 11 It has the conserved bases and base-pairs of other archaeal glycine tRNAs...
Ngày tải lên: 13/03/2014, 19:24
... viral RNAs possess a "tRNA-like" structure at the 3’-end of the RNA. A number of plant viral RNAs (32) as well as an animal viral RNA (33) found to act as substrates for aminoacylation by aa,tRNAsynthetases ... 01/24/07 For personal use only Aminoacyl-tRNA Transferases Aminoacyl-tRNA transferases are a group of enzymes that catalyze the transfer of an amino acid from aa-tRNAto specific acceptor molecules without ... aa-tRNAs.The ternary complex is separated from any free aa-tRNAor uncharged tRNAby gel filtration on Sephadex G-100(75) In the presence of limiting amounts of aa-tRNA,virtually all of the aa-tRNA...
Ngày tải lên: 13/03/2014, 19:38
RNA vận chuyển (Transfer RNA tRNA) pptx
... chiểm khoảng 15% tổng số RNA tế bào RNA riboxom (ribosomal RNA- rRNA) rRNA với protein cấu tạo nên ribosome rRNA chiếm tỷ lệ cao tế bào đến 75% tổng RNA Ở ribosome khác có rRNA khác nhau, chúng đặc ... ứng gắn với tRNA nhờ lượng ATP tạo aminoacyl tRNA Phức hợp aminoacyl tRNA đến ribosome gắn với mRNA nhờ ba đối mã (anticodon) tRNA bắt cặp bổ sung với ba mã hóa (codon) mRNA Các tRNA có số đặc ... hợp tRNAaminoacyl Chuỗi polynucleotide cuộn lại có đoạn tạo mạch xoắn kép, hình thành cấu trúc bậc hai tRNA Hình 1.13 Cấu trúc tRNA Enzyme aminoacyl tRNA synthetase gắn amino acid với tRNA tương...
Ngày tải lên: 25/03/2014, 22:20
Báo cáo Y học: Optimizing the delivery systems of chimeric RNA . DNA oligonucleotides Beyond general oligonucleotide transfer ppt
... realized A delivery device especially suitable for RDO transfer is also possible Because RDO has an RNA sequence, molecules that can bind with both RNA and DNA oligonucleotides may be putative complexing ... clues on finding such a delivery system Applying novel delivery systems to RDO transfer Fig RDO delivery systems and transfer barriers decreased to 40% of normal, showing the effect of RDO conversion ... Recently, several novel delivery systems have been used successfully for plasmid DNA transfer or antisense oligonucleotide transfer These are putative RDO delivery systems Pluronic gel is a substance...
Ngày tải lên: 31/03/2014, 08:20
Báo cáo y học: "RNA interference of argininosuccinate synthetase restores sensitivity to recombinant arginine deiminase (rADI) in resistant cancer cells" pps
... response RNA silencing, using double-stranded RNA to downregulate a specific gene, has been used in cancer research in vitro and in vivo [7] Short interfering RNA (siRNA) and short hairpin RNA (shRNA) ... ASsiRNA on AS protein in the to days after the transfection of siRNA shRNA Lentiviral vectors were produced using pCMV-ΔR8.91, pMD.G, and pLKO.1-shRNA plasmids that carried shRNA against AS mRNA ... 8) (a) AS mRNA Unt EGFP ASshRNA AS GAPDH (b) AS protein Unt EGFP ASshRNA AS GAPDH Figure AS mRNA and protein expression in ASshRNAtranduced MCF-7 cells MCF-7 was transduced with ASshRNA delivered...
Ngày tải lên: 10/08/2014, 05:21
Báo cáo y học: "NITRIC OXIDE (NO), CITRULLINE – NO CYCLE ENZYMES, GLUTAMINE SYNTHETASE AND OXIDATIVE STRESS IN ANOXIA (HYPOBARIC HYPOXIA) AND REPERFUSION IN RAT BRAIN"
... glutamins synthetase and oxidative status in kainic acid-mediated excitotoxicity in rat brain Drug Chem Toxicol 2009; 32: 326-331 21 Sadasivudu B, Swamy M Possible occurrence of ornithine-ωaminotransferase ... generated as a by-product can be recycled to arginine by successive actions of argininosuccinate synthetase (AS; EC 6.3.4.5) and argininosuccinate lyase (AL; EC 4.3.2.1) via the citrulline-NO cycle ... anoxia and reperfusion http://www.medsci.org Int J Med Sci 2010, 151 Figure 3: Activity of glutamine synthetase in different regions of rat brain in anoxia and reperfusion Statistical analysis was...
Ngày tải lên: 26/10/2012, 09:07
Báo cáo y học: "Gene Therapy: The Potential Applicability of Gene Transfer Technology to the Human Germline"
... nuclear transfer from cultured somatic cells Nature 2000; 405(6790):1066-1069 110 Lai LX, Kolber-Simonds D, Park KW, et al Production of alpha-1,3-galactosyltransferase knockout pigs by nuclear transfer ... methods are not at present a realistic proposition for gene transfer into human zygotes Such methods include liposome-mediated gene transfer, electroporation, naked DNA uptake and many viral vectors ... method of germline gene transfer, despite the fact that it remains an intrinsically costly and laborious approach The technique is most established with mice, however gene transfer via pronuclear...
Ngày tải lên: 03/11/2012, 10:01
Pragmatic Transfer in Interlanguage Requesting by Vietnamese learners of English part 1
... UNIVERSITY - HANOI COLLEGE OF FOREIGN LANGUAGES POST-GRADUATE DEPARTMENT Phạm thị phơng thúy Pragmatic Transfer in Interlanguage Requesting by Vietnamese learners of English (Nghiên cứu chuyển dịch ngữ ... UNIVERSITY - HANOI COLLEGE OF FOREIGN LANGUAGES POST-GRADUATE DEPARTMENT Phạm thị phơng thúy Pragmatic Transfer in Interlanguage Requesting by Vietnamese learners of English (Nghiên cứu chuyển dịch ngữ...
Ngày tải lên: 07/11/2012, 14:47
Pragmatic Transfer in Interlanguage Requesting by Vietnamese learners of English part 2
Ngày tải lên: 07/11/2012, 14:47
ISAS Asynchronous transfer mode
... Kết Luận Name:PHẠM PHÚ QUỐC ASYNCHRONOUS TRANSFER MODE ISAS Report NIIT An Giang I.Giới Thiệu Chung Về ATM: - Dựa kiểu truyền không đồng ATM (Asynchronous Transfer Mode) cung cấp nhiều loại dịch ... thực mạng riêng mạng công cộng Name:PHẠM PHÚ QUỐC ASYNCHRONOUS TRANSFER MODE ISAS Report Name:PHẠM PHÚ QUỐC NIIT An Giang ASYNCHRONOUS TRANSFER MODE ... services/On-line/databases ( ) Technical/IT Industry ( ) List titles of other magazines/papers/journals consulted: List any other sources of information used (give details): • • • People/technologists/teachers/etc:...
Ngày tải lên: 22/11/2012, 14:42
MÔ HìNH HOá QUá TRìNH TRAO ĐổI NHIệT ẩM TRONG MáY ấP TRứNG GIA CầM Modeling of heat and mass transfer in chicken egg incubators
... Simultaneous Heat and Mass Transfer in Isotropic Sphere, Trans ASEA, pp 31 Husain A., Chen C.S., Clayton J T, Whitney L.F (1972), Mathematical Simulation of Mass and Heat Transfer in High Moisture ... and Mass Diffusion in Biological Material, Trans ASAE, pp 69-73 Luikov, A V (1980), Heat and mass transfer, Mir Publisher, Moscow Peebles E D, Christopher D McDaniel (2004), A Practical Manual for...
Ngày tải lên: 28/08/2013, 08:31
Effect of periodic suction on three dimensional flow and heat transfer past a vertical porous plate embedded in a porous medium
... papers of some International Journals Dr Das is currently acting as the honorary member of editorial board of Indian Journal of Science and Technology and as Referee of AMSE Journal, France; Central ... ISSN 2076-2895 (Print), ISSN 2076-2909 (Online) ©2010 International Energy & Environment Foundation All rights reserved International Journal of Energy and Environment (IJEE), Volume 1, Issue 5, ... ISSN 2076-2895 (Print), ISSN 2076-2909 (Online) ©2010 International Energy & Environment Foundation All rights reserved International Journal of Energy and Environment (IJEE), Volume 1, Issue 5,...
Ngày tải lên: 05/09/2013, 14:58
Endoreversible four-mass-reservoir chemical pump with diffusive mass transfer law
... diffusive mass transfer law and linear mass transfer law are shown in Figure The curve with diffusive mass transfer law is shown by solid line, while the curve with linear mass transfer law is ... mass transfer and the mass leak Lin et al [30] studied the performance of the irreversible two-mass-reservoir chemical pump with the irreversibility of mass transfer, mass leakage and internal ... linear mass transfer law Chen et al [34] established a generalized irreversible four-mass-reservoir chemical pump model considering the effects of mass transfer, mass leakage and internal irreversibility,...
Ngày tải lên: 05/09/2013, 15:28
Cooling load optimization of an irreversible refrigerator with combined heat transfer
... cooling load of a refrigerator with internal and external irreversibilities working with combined heat transfer including convective and radiative heat transfer Analysis The model of an irreversible ... International Energy & Environment Foundation All rights reserved International Journal of Energy and Environment (IJEE), Volume 4, Issue 3, 2013, pp.377-386 380 Since the refrigerator is internally ... Carnot refrigerator based on a new generalized heat transfer law including generalized convective heat transfer law and generalized radiative heat transfer law has been derived [11] The heating load...
Ngày tải lên: 05/09/2013, 15:28
Ecological performance of a generalized irreversible Carnot heat engine with complex heat transfer law
... English journals) and nine books (two in English) ISSN 2076-2895 (Print), ISSN 2076-2909 (Online) ©2011 International Energy & Environment Foundation All rights reserved International Journal of ... However, real heat engines are usually devices with both internal and external irreversiblities Besides the irreversibility of finite rate heat transfer, there are also other sources of irreversiblities, ... engines by using a complex heat transfer law, including generalized convective heat transfer law [ Q ∝ (∆T )n ][18, 39-41, 47, 48] and generalized radiative heat transfer law [ Q ∝ (∆T n ) ] [42-46]...
Ngày tải lên: 05/09/2013, 15:28
Heat transfer and friction factor characteristics using continuous M shape ribs turbulators at different orientation on absorber plate solar air heater
... heat transfer and friction for rib-roughened surfaces”, International Journal of Heat and Mass Transfer 1978, 21(8), 11431156 [2] Prasad B.N., Saini J.S Effect of artificial roughness on heat transfer ... Glicksman L.R., Rohsenow W.M Heat transfer and friction for rib roughened surfaces Internatinal Journal of Heat Mass Transfer 1978, 21, 1143-56 [5] Han J.C Heat transfer and friction in channels ... walls Trans ASME Journal of Heat Transfer 1984, 106, 774-81 [6] Han J.C., Park J.S Developing heat transfer in rectangular channel with rib turbulators Trans ASME Journal of Heat Transfer 1988, 31,...
Ngày tải lên: 05/09/2013, 15:28
Natural convection unsteady magnetohydrodynamic mass transfer flow past an infinite vertical porous plate in presence of suction and heat sink
... Journal, France; Central European Journal of Physics; International Journal of Medicine and Medical Sciences, Chemical Engineering Communications, International Journal of Energy and Technology, Progress ... papers of some International Journals Dr Das is currently acting as the honorary member of editorial board of Indian Journal of Science and Technology and as Referee of AMSE Journal, France; Central ... ISSN 2076-2895 (Print), ISSN 2076-2909 (Online) ©2012 International Energy & Environment Foundation All rights reserved International Journal of Energy and Environment (IJEE), Volume 3, Issue 2,...
Ngày tải lên: 05/09/2013, 15:28
An experimental investigation of heat transfer and fluid flow in a rectangular duct with inclined discrete ribs
... for the analysis of heat transfer ISSN 2076-2895 (Print), ISSN 2076-2909 (Online) ©2010 International Energy & Environment Foundation All rights reserved International Journal of Energy and Environment ... and Mass Transfer Conference, IGCAR, Kalpakkam India 2004; Jan 05-07 [2] Han J C “Heat transfer and friction in channels with two opposite rib roughened walls”, Trans ASME Journal of Heat Transfer, ... Investigation of heat transfer and friction for ribroughened surfaces, Int Journal of Heat & Mass Transfer 1978; 21: 1143-1156 [4] Webb R.L., Eckert E.R.G and Goldstein R J Heat transfer and friction...
Ngày tải lên: 05/09/2013, 16:10