let s switch again stabilization of the r conformation

Báo cáo y học: " Intermolecular masking of the HIV-1 Rev NLS by the cellular protein HIC: Novel insights into the regulation of Rev nuclear impo" doc

Ngày tải lên : 13/08/2014, 01:20

... of siRNA knockdown of HIC Real-time RT-PCR analysis of HIC mRNA levels for HeLa and 293T cells was performed at 72 hours following reverse transfection of three distinct HIC siRNAs or with siRNAs ... targeted the Rev NLS domain and not the import factors themselves Furthermore, the observed inhibition of Rev nuclear import did not result from a general block of import pathways or the physical obstruction ... nuclear import assays and control experiments were performed with HeLa cells as described previously [44] Competitive In vitro nuclear import assays were performed by using GST-YFP-Rev/Rev NLS/ RevΔN1/RevΔN2,...

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Báo cáo khoa học: Initiation of JC virus DNA replication in vitro by human and mouse DNA polymerase a-primase ppt

Ngày tải lên : 17/03/2014, 03:20

... parallel, the products were linearized with EcoRI (odd numbered lanes) The positions of linearized template DNAs are indicated by arrows characterize further these processes we made use of puriﬁed ... extract) Depletion of DNA polymerase a-primase from S1 00 extracts was performed essentially as previously described [22,27,32] The replication of SV40 and JCV DNA in vitro was performed as previously ... Grosse, F & ¨ Nasheuer, H.P (2000) Protein–protein interactions of the primase subunits p58 and p48 with simian virus 40 T antigen are required for eﬃcient primer synthesis in a cell-free system...

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Báo cáo Y học: A Ca2+/CaM-dependent kinase from pea is stress regulated and in vitro phosphorylates a protein that binds to AtCaM5 promoter ppt

Ngày tải lên : 18/03/2014, 01:20

... or W7 (60 lM) for 12 h These plants were further subjected to different stresses as described earlier Plants treated with these compounds but without stress conditions served as control for these ... heat stress (42 °C), low temperature stress (4 °C), salt stress (0.3 M NaCl) and osmotic stress (0.3 M mannitol) for 24 h and roots and shoots were harvested separately Extracted proteins were separated ... upregulated in response to speciﬁc stress function in the nuclei, might use DNA binding proteins as substrate (s) and affect their binding property thereby regulating the expression of stress-induced...

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Báo cáo khoa học: RNA reprogramming of a-mannosidase mRNA sequences in vitro by myxomycete group IC1 and IE ribozymes pptx

Ngày tải lên : 23/03/2014, 11:20

... trans-spliced transcripts, were confirmed by RT-PCR and sequencing analysis using the primers OP1079 (for U1357) or OP948 (for U1381) for first-strand cDNA synthesis The trans-splicing junctions ... was reverse transcribed with primer OP299 using Superscript II RNaseH Reverse Transcriptase (Invitrogen) and amplified by PCR using different forward primers (OP764, OP765, or OP766) and a nested ... analyses (RPA) of trans-spliced a-mannosidase RNA sequences (A) Schematic presentation of the RPA experimental approach See the legends to Fig 2B for details (B) Representative results of the...

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Tài liệu Báo cáo Y học: Enhancement by a-tocopheryl hemisuccinate of nitric oxide production induced by lypopolysaccharide and interferon-c through the upregulation of protein kinase C in rat vascular smooth muscle cells docx

Ngày tải lên : 22/02/2014, 04:20

... assay kit (PIERCE, Rockford, IL, USA) using bovine serum albumin as a standard The solubilized cells were subjected to 10% SDS/polyacrylamide gel electrophoresis, and proteins were transferred ... (Amersham International Plc, UK) and exposed to photographic ﬁlms The results of Western blot analysis were representative pictures of at least three independent experiments RRR-a-Tocopheryl ... (TS), a-tocopheryl acetate (TA) and a-tocopheryl nicotinate (TN) atherosclerosis, was further used together with LPS to strengthen LPS function MATERIALS AND METHODS Materials After removal of...

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Báo cáo khoa học: Nck-1 selectively modulates eIF2aSer51 phosphorylation by a subset of eIF2a-kinases docx

Ngày tải lên : 07/03/2014, 05:20

... modulation of eIF2aSer51 phosphorylation by Nck is not restricted to a speciﬁc stress, but rather is common to stress-activating PERK, PKR or HRI It also suggests that the effect of Nck on the phosphorylation ... transcriptional program increasing the expression of speciﬁc products involved in stress responses It is now established that eIF2aSer51 phosphorylation is under the control of eIF2a-kinases activated ... whereas the growth of GCN2D yeast cells was severely inhibited (Fig 4B) Furthermore, consistent with the lack of effect of Nck-1 expression on basal unstressed eIF2aSer51 phosphorylation, expression...

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Báo cáo Y học: Barley a-amylase Met53 situated at the high-affinity subsite )2 belongs to a substrate binding motif in the bfia loop 2 of the catalytic (b/a)8-barrel and is critical for activity and substrate specificity pot

Ngày tải lên : 31/03/2014, 08:20

... Neopullulanase CDase a Tre 6-P hydrolase b Oligo-1,6-glucosidase a-Glucosidase Pullulanase Trehalose synthase Isoamylase CGTase c Sucrose phosphorylase Dextran sucrase d Glucosyltransferase d Alternansucrase ... Leuconostoc mesenteroides Leuconostoc mesenteroides Streptococcus mutans Leuconostoc mesenteroides Neisseria polysaccharea Thermotoga maritima Thermus aquaticus Chlamydia trachomatis Synechocystis sp Potato ... It is proposed that combination of the present mutations and mutations at other subsites can accentuate the suppression of activity for shorter substrates and further develop the enzyme specicity...

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Báo cáo hóa học: " Supporting QoS in MANET by a Fuzzy Priority Scheduler and Performance Analysis with Multicast Routing Protocols" docx

Ngày tải lên : 23/06/2014, 00:20

... massive with the growth of members, more redundant routes are formed In ODMRP, as the number of receivers increases, the number of forwarding group nodes increases; this in turn increases the ... turn increases the PDR For ODMRP, the PDR characteristics with FPS are closer to those without FPS Again in CAMP, the PDR improves by 5% due to the proper selection of the priority index Figure ... infrastructure instead of a tree It minimizes the frequency of control message broadcasts The reduction of channel overhead makes NTPMR more attractive in mobile wireless networks A comparison of...

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The Project Gutenberg EBook of Short Cuts in Figures, by A. Frederick Collins pdf

Ngày tải lên : 28/06/2014, 19:20

... $422.61 Subtracting Two or More Numbers from Two or More Other Numbers.—There are often cases where two or more numbers have to be subtracted from two or more other numbers, and this can be easily ... of the answer In this case there are 98 nines in the answer and since × 98 = 882 then the remainder is 884 − 882 or And since the product of the excesses of nine is 56 and the excess of nines ... over and above the cost of purchase or production Net Proﬁt is the amount remaining after all expenses such as interest, insurance, transportation, etc., are deducted from the gross cost Loss is...

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Ultrasonography in In Vitro FertilizationRoger A. PiersonDepartment of Obstetrics, Gynecology pptx

Ngày tải lên : 05/08/2014, 16:20

... 92 Pierson we now used in ART care have greatly increased the probabilities of successful pregnancies for our patients The purpose of this chapter is to describe the primary uses of ultrasound ... ovarian stimulation protocols, visually guided retrieval of oocytes, assessment of the endometrium, and visually guided embryo transfer Each of these areas also provides a springboard for new research ... in the middle of the uterus Calipers (þ) mark the distance from the tip of the catheter to the fundus The image documents optimal replacement of the embryos Source: Image courtesy of Dr Roger Stronell...

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Báo cáo khoa học: "In vitro studies on the modification of low-dose hyper-radiosensitivity in prostate cancer cells by incubation with genistein and estradiol" pot

Ngày tải lên : 09/08/2014, 09:22

... expression reduced expression reduced expression no expression controls genistein or estradiol RT genistein or estradiol RT RT + genistein or estradiol G0/G1 arrest G0/G1 arrest G0/G1 arrest ... expresses both ER-α and ER-β, whereas BG-1 is an ovarian cell that does not express these receptors Expression of the receptors reflects a brown staining For easier analysis, staining of the ... further 24 h of hormonal incubation Survival was expressed relative to sham-irradiated controls Error bars represent standard errors A polynominal equation was used to fit the low-dose hyper-radiosensitivity...

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Báo cáo y học: "Discovering and validating unknown phosphosites from p38 and HuR protein kinases in vitro by Phosphoproteomic and Bioinformatic tools" doc

Ngày tải lên : 10/08/2014, 09:22

... aspects of protein phosphorylation is of great interest for the discovery of functions of specific biological processes An extensive mass spectrometry-based mapping of the phosphoproteome progresses ... which usually give rise to intense signals, suppressing other signals in the spectra A neutral loss of 98 Th due to the loss of phosphoric acid resulting from gasphase Β-elimination of phosphoserine ... behaviour of the protein In the present work, the molecular dynamics analysis of the phosphorylation of Ser-48 in HuR homodimmer offered a suitable hypothesis of how the phosphorylation state of Ser-48...

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Báo cáo khoa học:" In vitro host range, multiplication and virion forms of recombinant viruses obtained from co-infection in vitro with a vaccinia-vectored influenza vaccine and a naturally occurring cowpox virus isolate" pot

Ngày tải lên : 12/08/2014, 04:21

... in Vero cells across several passages (Figure 4A) These results suggested varying degrees of stability of the transgene in the progeny transgenic viruses The stability of the HA + phenotype of ... and size of negatively stained purified virions were determined in order to ascertain whether there are differences in the virion 2D architecture of the virus strains under study The results are ... viruses are members of the genus Orthopoxvirus Poxviruses are increasingly being used as vectors for efficient gene expression in vitro and in vivo [2-4] The future use of poxvirus vectors for...

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Báo cáo khoa học: " In vitro host range, multiplication and virion forms of recombinant viruses obtained from co-infection in vitro with a vaccinia-vectored influenza vaccine and a naturally occurring cowpox virus isolate" pps

Ngày tải lên : 12/08/2014, 04:21

... in Vero cells across several passages (Figure 4A) These results suggested varying degrees of stability of the transgene in the progeny transgenic viruses The stability of the HA + phenotype of ... and size of negatively stained purified virions were determined in order to ascertain whether there are differences in the virion 2D architecture of the virus strains under study The results are ... viruses are members of the genus Orthopoxvirus Poxviruses are increasingly being used as vectors for efficient gene expression in vitro and in vivo [2-4] The future use of poxvirus vectors for...

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Báo cáo y học: "Distribution of airway narrowing responses across generations and at branching points, assessed in vitro by anatomical optical coherence tomography" docx

Ngày tải lên : 12/08/2014, 14:20

... differences in sensitivity and/or reactivity, the two broad determinants of airway responsiveness Separation of these variables requires the construction of complete dose response curves, which is ... by a recovery period of at least hour Airway narrowing was assessed across the full range of generations incorporated in the airway preparation Two protocols were used to measure airway narrowing ... narrowing responses has been frequently observed, it remains unclear whether the amount and rate of airway narrowing are randomly distributed throughout the lung, or whether the response varies...

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Báo cáo y học: " Older patients in the ICU: a cautious analysis of epidemiologic data is required" ppt

Ngày tải lên : 14/08/2014, 08:21

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USING BRAND AS AN EFFECTIVE WEAPON TO COMPETE IN THE MARKET: A CASE STUDY OF NHAT LINH COMPANY

Ngày tải lên : 13/04/2013, 10:29

... These supporting services partly showed the way of doing business of the AVS Companies From these supporting services, consumers could evaluate whether the companies cared for their consumers ... products because of the following reasons: • Brands generate choice • Brands simplify decisions • Brands offer quality assurance and reduce risks • Brands help self-expression • Brands offer friendship ... collected from the questionnaire survey in order to evaluate consumer s brand awareness, factors affecting their purchase decision, and their attitudes towards LiOA s AVS products The software SPSS 10.0...

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Tài liệu Báo cáo khoa học: "Exploiting Readymades in Linguistic Creativity: A System Demonstration of the Jigsaw Bard" docx

Ngày tải lên : 20/02/2014, 05:20

... “zealous convert” for “devout”) The Jigsaw Bard is best understood as a creative thesaurus: for any given property (or blend of properties) selected by the user, the Bard presents a range of apt similes ... predictions of the pleasantness of stereotype nouns based on the pleasantness of their salient properties (i.e., predicting the pleasantness of Y from the Xs in “as X as Y”) have a positive correlation ... context, such as an art gallery, viewers are better able to appreciate these merits The artist s insight is to recognize the transformational power of this non-obvious context switch Perhaps the most...

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Tài liệu In Rare Form A Pictorial History of Baseball Evangelist Billy Sunday pptx

Ngày tải lên : 21/02/2014, 06:20

... arguments Just for reference purposes, he owned two ten-volume sets of Edgar Sanderson s The World s History and Its Makers, a four-volume set of The People s Natural History Series, four volumes of ... components because such items represent the interests and experiences of the objects’ owner In a material culture study, these items are interpreted as examples of subject matter and writers, rather ... was still in its infancy in the 188 0s, and these spectacularly colored scorecards prove the commitment of team owners to rouse the fervor of the game s fans A state -of- the- art souvenir scorecard...

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Báo cáo khoa học: The pH dependence of kinetic isotope effects in monoamine oxidase A indicates stabilization of the neutral amine in the enzyme–substrate complex ppt

Ngày tải lên : 07/03/2014, 06:20

... offset, as appropriate Analysis was performed by nonlinear leastsquares regression on an Acorn RISC PC (Acorn Computers, Cambridge, UK) using spectrakinetics software (Applied Photophysics) The ... values from the bellshaped pH proﬁles for kred ⁄ Ks or kcat ⁄ Km is quite low This is partly due to the error associated with ﬁtting the particular functions to narrow plots because the width of the ... is a well characterized substrate for MAO A, all naturally occurring substrates contain an ethylamine group in the structure All steady-state kinetic measurements were performed in air-saturated...

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