... found in multiple RRM-containing proteins, especially if the interdomain linker is short Protein interaction involving one RRM domain and another domain In some cases, it has been demonstrated that ... RNA-binding platform N-terminal domains binding RNA while the C-terminal domain mediates SF1 interaction U2AF35 contains a central RRM domain flanked by two zinc finger domains The structures of ... C-termini of CBP20 RRM, two key components of CBP20–RNA recognition (Fig 4) [44] RRM domains involved only in protein recognition Some proteins containing RRM domains are involved in protein–protein...
Ngày tải lên: 19/02/2014, 17:20
... SNAP-25 shows a single band at 25 kDa in homogenates from control (vehicle-treated) tissues An additional 24-kDa band appears in BoNTA-treated tissues, indicating cleavage of SNAP-25 induced by BoNTA ... formation of ATP in tissue superfusates, suggesting that kinase activities mediating production of ATP from ADP or AMP FEBS Journal 278 (2011) 3095–3108 ª 2011 The Authors Journal compilation ... acetylcholine that might have been released during EFS of murine bladder detrusor smooth muscles caused increased formation of ATP, we examined the effect of carbachol, a stable analog of acetylcholine,...
Ngày tải lên: 05/03/2014, 23:20
Báo cáo khoa học: Unconventional translation initiation of human trypsinogen 4 at a CUG codon with an N-terminal leucine A possible means to regulate gene expression pdf
... proposal that CUG is the initiation codon directing the incorporation of leucine, rather than methionine, into Isoform B of trypsinogen The most convincing experimental evidence in favor of this ... alternative initiation of translation at non-AUG codons Biol Cell 95, 169178 11 Sasaki J & Nakashima N (2000) Methionine-independent initiation of translation in the capsid protein of an insect ... initial ATG codon of Isoform A, and the initial CTG codon of Isoform B was mutated to ATG The corresponding constructs were made lacking the trypsin catalytic domain using p72GFP primer (5Â-GTCGGATCCTTGTCATCATCGTCAAAGG-3Â),...
Ngày tải lên: 07/03/2014, 10:20
Báo cáo sinh học: "The short coiled-coil domain-containing protein UNC-69 cooperates with UNC-76 to regulate axonal outgrowth and normal presynaptic organization in Caenorhabditis elegans" ppt
... small amount of UNC-69 functional protein is still being produced, either by leaky translation initiation at the original site, or through initiation at the internal, in- frame ATG site at residue ... show that mutations that affect the small 108-amino-acid protein UNC-69 abrogated a spectrum of processes, including synaptic-vesicle targeting, axonal outgrowth, pathfinding, and fasciculation ... domain-containing protein that acts as a novel binding partner of UNC-76 in C elegans Whereas a weak reductionof-function allele of unc-69 results in a selective defect in mislocalization of a synaptic...
Ngày tải lên: 06/08/2014, 18:21
Báo cáo y học: " A polymorphism in the interleukin-4 receptor affects the ability of interleukin-4 to regulate Th17 cells: a possible immunoregulatory mechanism for genetic control of the severity of rheumatoid arthritis" doc
... treatment of RA In this study, we have examined the role of a single nucleotide polymorphism in the IL-4R in the control of IL-17 production The results indicate that a polymorphism in IL-4R in ... activity and regulation of IL-17 production in vivo and in vitro Our data indicate that deficiency in regulation of IL-17 production is a possible mechanism to explain the association of an IL-4R polymorphism ... den Berg WB: Blocking of interleukin-17 during reactivation of experimental arthritis prevents joint inflammation and bone erosion by decreasing RANKL and interleukin-1 Am J Pathol 2005, 167:141-149...
Ngày tải lên: 12/08/2014, 15:22
Báo cáo y học: " The conserved dileucine- and tyrosine-based motifs in MLV and MPMV envelope glycoproteins are both important to regulate a common Env intracellular trafficking" doc
... protein that accumulates in the TGN at steady state B Co-staining of CD25 chimeras and internalized Cy3-conjugated tranferrin revealing the early/recycling endosomes C Co-staining of CD25 chimeras ... Mutation of either the tyrosine 23 or the leucine affected the binding of the resulting GST-MLV to the AP2 complex (figure 9B) Interestingly, mutating the leucine strongly affected the binding ... 8C), indicating that binding to µ2 was weaker than the other interactions Mutation of the tyrosine in position 23 completely abolished interaction of the MLV CT with all three µ1, µ2 and µ3 chains...
Ngày tải lên: 13/08/2014, 09:20
Design of Biomembrane-Mimicking Substrates of Tunable Viscosity to Regulate Cellular Mechanoresponse
... on migration speed indicating that changes in motility are the result of changes in substrate viscosity on TYPE substrates (time lag: 2min, n=10 separate cells for each shape and substrate other ... these changes in light phase by inserting a phase annulus (or phase ring) with a matched objective containing a phase plate into the light path The phase plate contains a centered, ring-shaped area, ... of these substrates predict that changes primarily impact elasticity This is a result of the immobilized cell/substrate linkers present in these substrates Though the degree of crosslinking in...
Ngày tải lên: 24/08/2014, 13:45
Advanced control strategies for automatic drug delivery to regulate anesthesia during surgery
... However, intravenous agents like propofol are increasingly employed in the operating room Currently, administration of intravenous agents is geared towards facilitating intubation, compensating for ... Feedback Control for Analgesia Opiates are used for intraoperative and postoperative pain treatment In the postoperative setting, the drug infusion rate is adjusted according to the patient’s pain ... Hence, adequate anesthesia can be obtained by maintaining several variables at their desired levels by infusing several drugs and from the control engineering point of view, it can be inferred as...
Ngày tải lên: 14/09/2015, 08:25
Báo cáo khoa học: Mitochondria regulate platelet metamorphosis induced by opsonized zymosan A – activation and long-term commitment to cell death docx
... indicate that mitochondria of platelets treated with OPZ underwent a marked increase in MMP at early time points (until 90 min), followed by a significant MMP loss at later time points (starting ... by the phosphatidylserine-binding protein annexin V and enhanced by platelet agonists [24] Give the importance of the loss of functional integrity of platelets in the pathogenesis of cardiovascular ... not induce caspase activation Analysis of the activation state of caspases and in intact living platelets treated with zymosan (A) or opsonized zymosan (B) at various time points (C) Activation...
Ngày tải lên: 16/03/2014, 04:20
Báo cáo khoa học: Mitochondria regulate platelet metamorphosis induced by opsonized zymosan A – activation and long-term commitment to cell death potx
... barley inverting chitinase into a retaining enzyme [14] This set of mutations, resulting from molecular dynamics simulations, included mutation of the general base residue Glu89 into glycine followed ... D40G mutant is similar to that of the wild-type (Fig 2), indicating that this mutant is not impaired in substrate binding A control experiment with (GlcNAc)6 indicated that neither wild-type nor ... reconfiguration resulting from substrate binding it could be in position to perform catalysis To date, the exact conformational changes occurring after substrate binding could not be described in GH46...
Ngày tải lên: 16/03/2014, 04:20
Báo cáo khoa học: Cas utilizes Nck2 to activate Cdc42 and regulate cell polarization during cell migration in response to wound healing docx
... regulation of Cdc42 activity during cell polarization Multiple tyrosine residues in the substrate-binding domain of Cas are phosphorylated in response to various extracellular stimuli, including integrin-mediated ... polarization of migrating cells Scratch-induced elongation of protrusions and reorientation of the Golgi were more prominent in cells that expressed Cas than in CasKo cells or cells treated with ... Microtubule elongation forms toward the leading edge of cells during wound healing [1] Tubulin staining indicates that Cas promoted this directional formation of microtubules within h after wounding As...
Ngày tải lên: 23/03/2014, 03:20
Báo cáo khoa học: Transcription factor specificity protein 1 (SP1) and activating protein 2a (AP-2a) regulate expression of human KCTD10 gene by binding to proximal region of promoter pot
... shown in Fig The chromatin fragment containing Sp1- or AP-2a-binding sites in the KCTD10 promoter was precipitated by antibodies against Sp1 or AP-2a but not by control IgG, indicating that endogenous ... cytokine involved in a variety of biological activities, such as apoptosis, proliferation, B-cell activation and some in ammatory responses [7] It is known that TNF-a induces cell proliferation in ... (·) indicates the mutated sites SREBP-1, sterol regulatory element binding protein-1 (B) Alignment of the 5¢-flanking sequences upstream of the start codon of human and mouse KCTD10 B Fig In vivo...
Ngày tải lên: 30/03/2014, 02:20
báo cáo sinh học:" Narrowing the gap between eye care needs and service provision: a model to dynamically regulate the flow of personnel through a multiple entry and exit training programme" pdf
... Entrants2into Stage of training Entrants into Stage of training At the outset it should be recognized that modelling is but one tool to be used in the final decision of the structure of an appropriate ... training and into and out of the workforce Figure illustrates the iThink rendering of Fig The actual number of personnel involved in each of these flows is calculated by using conditions within ... effects of a range of assumptions and estimates This type of modelling is a synthesis of a large number of small units of activity and how each relates to Leave Training St a g e Training Ex i...
Ngày tải lên: 18/06/2014, 17:20
in the crosshairs famous assassinations and attempts from julius caesar to john lennon
... have convinced Hinckley to abandon the idea of assassinating Carter, although the argument has also been made that Carter’s very low standings in the polls at that time played a role in Hinckley’s ... issued a statement in which he condemned “all assassination attempts aimed at the representative of the state I was sure that if a madman one day fired at the president, then it would be said in one ... historian, writer, initiator of the annexation of Britain as a province of the Roman Empire, ascended to the throne by the assassination (which he may have had a hand in plotting) of his nephew,...
Ngày tải lên: 03/07/2014, 16:10
Báo cáo y học: "CCR2 and CXCR4 regulate peripheral blood monocyte pharmacodynamics and link to efficacy in experimental autoimmune encephalomyelitis." ppsx
... antagonist, blocking binding of and migration toward the ligand CCL2 in vitro [7] This compound demonstrated activity in a variety of in vivo inflammatory models, such as thioglycollate-induced macrophage ... aliquoted into 96-well V-bottom plates To block nonspecific binding, normal rat serum was added to a final concentration of 20% and incubated for 10 at room temperature Blood was then incubated with ... number Our data indicate that blockade of CXCR4 greatly abrogated Page 12 of 15 (page number not for citation purposes) Journal of Inflammation 2009, 6:32 http://www.journal-inflammation.com/content/6/1/32...
Ngày tải lên: 11/08/2014, 08:22
báo cáo khoa học: " Can NGOs regulate medicines markets? Social enterprise in wholesaling, and access to essential medicines" pdf
... medicines UN body with a regulatory role Other international body purchasing or funding medicines Other international NGO distributing medicines or campaigning Research methods As part of a broader ... was also driven by increasing stringency of regulations concerning import of medicines into the EU The move was difficult, not least in dealing Page of 13 with the complexity of legal and tax rules ... contrasting informal concept of regulation describes the shaping of market behaviour by ‘regulatory webs’ of actors and discourse [25] The state is one actor in such webs Informal regulation can...
Ngày tải lên: 11/08/2014, 14:21
Báo cáo y học: "Suicide attempts and related factors in patients admitted to a general hospital: a ten-year crosssectional study (1997-2007)" pot
... correlated with suicide attempts in depressed patients [43] In relation to previous suicide attempts, we consider that one explanation for the extremely high association of previous suicide attempts ... statistical analysis was performed using generalised estimating equations, in order to take into account the correlated nature of the data More specifically, multivariate generalised estimating ... level, cohabitation status, employment status, the psychiatric diagnosis at the moment of the interview, and the information on previous suicide attempts, we found that the variables associated with...
Ngày tải lên: 11/08/2014, 15:22
Báo cáo khoa học: "Prevalence of Borrelia burgdorferi sensu lato and Anaplasma phagocytophilum in questing Ixodes ricinus ticks in relation to the density of wild cervids" pptx
... indicates that birds are involved in the maintenance of Anaplasma here, but rodents play only a minor role in the epidemiology of Anaplasma in the investigated areas in Norway Hinnebu is located inland ... CA) Negative and positive controls were included in all runs Statistics The data were analysed statistically by means of Pearson's χ2 test by using the statistical package STATISTICA for WINDOWS ... indicated that the presence of the farm had no influence on the level of B burgdorferi s.l The overall infection rates in ticks were 33.3% in 2006, 6.9% in 2007 and 5.2% in 2008 The capacity of deer...
Ngày tải lên: 12/08/2014, 18:22
Báo cáo y học: " Tetraspanins regulate cell-to-cell transmission of HIV-1" pot
... is tempting to speculate that HIV-1 Nef may be involved in downregulating tetraspanins from the plasma membrane, preventing their incorporation into virions and thus enhancing virion infectivity ... found that tetraspanins are downregulated in infected lymphocytes, suggesting that HIV-1 may be actively lowering the levels of these proteins This is in disagreement with data published by Sattentau ... the control of the HIV LTR, were plated in 96-well plates (10,000 cells/well) one day prior to infection 0.2 – 0.05 ng of p24 in 100 μl of media containing 20 μg/ml DEAE-dextran (to enhance infection)...
Ngày tải lên: 12/08/2014, 23:21