... dementia complex seen in the Western Pacific regions, particularly in the Kii Peninsula of Japan, the West New Guinea islands, and Guam, which is one of the Marianas Islands Environmental studies ... concentrations of Al, iron, and manganese in soil, drinking water, and vegetables (217) High concentrations of Al and iron have been detected in brain and spinal cord tissue of ALS- and ALS/parkinsonism-dementia-affected ... study, and Al(III) has been used as a tanning or cross-linking reagent Al 3ϩ seems capable of cross-linking proteins, and proteins and nucleic acids In fluids low in citrate, transferrin, and nucleotides,...
Ngày tải lên: 11/08/2014, 15:20
... the SouthWestern results with those of the Western blotting of bidimensional PAGE performed on the same sample, Fig Comparative analysis of bidimensional PAGE analysis of SouthWestern and Western ... cytotoxic GT oligomers (Eur J Biochem 270) 3257 Fig SouthWestern blot, Western blot and UV cross-linking analysis of cytoplasmic extracts (A) SouthWestern blot Twenty-five micrograms of total protein ... rinsed and then exposed to Omat XAR Kodak film, as described in the Materials and methods The same samples were used for Western blotting analysis performed with the same amount of the cytoplasm and...
Ngày tải lên: 21/02/2014, 00:20
Báo cáo khoa học: Bridging the gap between in silico and cell-based analysis of the nuclear factor-jB signaling pathway by in vitro studies of IKK2 ppt
... (rhIKK2) and Nandini Kishore for providing the SC-514 inhibitor We thank also Paul Hayter, Sasha Sreckovic and Matthew Strawbridge with help in growing and analyzing the A549 cells and nally ... trichloroacetic acid and the plot shows the number of repeats Phosphorylation of tagged IjBa (d; A) and autophosphorylated rhIKK2 (j; B) is shown In (A), s is the control assay, and in (B), s and D represent ... Km,GST-IjBa, kcat and Vmax were 2.3 0.6 lM, 3.7 0.9 lM, 1.51 ã 10)3 s)1 and 18.7 nMặmin)1, respectively, in kinase buffer Tris HCl MgCl2 MnCl2 and 2.5 1.2 lM, 6.1 1.3 lM, 2.15 ã 10)3 s)1 and 16.2...
Ngày tải lên: 16/03/2014, 11:20
Báo cáo khoa học: A new pathway encompassing calpain 3 and its newly identified substrate cardiac ankyrin repeat protein is involved in the regulation of the nuclear factor-jB pathway in skeletal muscle pdf
... three transcription factors, YB-1, PML and p53, and enhances the up-regulation of the p21(WAFI ⁄ CIPI) promoter by p53 [17] and (b) CARP can bind to DNA [19] and is a negative regulator of the transcription ... fate-governing pathways Materials and methods Plasmid constructions and antibodies The sequences encoding full-length DNter1-4 and Nter CARP were amplified by PCR on a random primed cDNA library obtained ... was digested by XmaI and NcoI and cloned in fusion with the GAL4 DNA-binding domain in pAS CARP and DNter2 cDNA were fused to GAL4 activation domain in pGAD Briefly, CARP and DNter2 were PCR amplified...
Ngày tải lên: 29/03/2014, 21:20
Elucidating the role of dok 3 in b cell receptor signaling using gene knockout mice 2
... double-stranded and single-stranded viral RNA and bacterial cell membrane constituents such as lipopolysaccharides (LPS) (Akira and Hemmi, 2003; Benschop and Cambier, 1999; Seagal and Melamed, ... node, and in the circulation B-2 cells express high levels of B220, IgD and CD23 and moderate levels of IgM and lack surface CD5 expression The B-1 population can be further subdivided into B-1a and ... molecules like Shc (Tridandapani et al., 1999; Tridandapani et al., 1997), Grb2 (Poe et al., 2000) and Dok-1 (Kepley et al., 2004; Abramson and Pecht, 2002), -2 (Dong et al., 2006) and (Robson et al.,...
Ngày tải lên: 14/09/2015, 09:08
Elucidating the role of dok 3 in b cell receptor signaling using gene knockout mice
... past and present, Joy, Weng Keong, Kar Wai, Andy, Valerie, Ann Teck, Jianxin and Koon Guan for sharing reagents and meaningful discussion about science and the companionship for the past years Weng ... 1.4.5.1 Dok-1 and Dok-2 1.4.5.2 Dok-3 16 1.3 1.4 18 21 23 23 27 33 ii 1.4.5.3 1.4.5.4 Dok-4, and Dok-7 39 41 1.5 Gene targeting 42 1.6 Rationale and aims of this project 45 Chapter Materials and Methods ... Immunocytochemistry and histology 2.6.7 Intracellular calcium analysis 68 68 68 69 Protein methodology 70 2.7.1 Buffers and solutions 2.7.2 Immunoprecipitation, western blot and antibodies 2.7.3...
Ngày tải lên: 14/09/2015, 10:44
Tài liệu Báo cáo khoa học: Activation loop 3 and the 170 loop interact in the active conformation of coagulation factor VIIa pdf
... Substrate S-2288 vmax and Km values for G372A-FVIIa were 2.2 mODặmin)1ặnM)1 and 7.1 mM and those for for FVIIa were 4.9 mODặ min)1ặnM)1 and 1.8 mM; (B) Substrate S-2366 vmax and Km values for G372A-FVIIa ... 1.7 mODặmin)1ặnM)1 and 3.9 mM and those for FVIIa were 6.9 mODặmin)1ặnM)1 and 1.9 mM; (C) Substrate S-2765 vmax and Km values were not estimated; (D) Substrate S-2238 vmax and Km values were ... FVIIa sTF and FVIIa analysed at time zero and after 1.5 and h of pegylation, respectively The positions of the bands representing pegylated FVIIa (FVIIa-PEG2k), pegylated sTF (sTF-PEG2k) and the...
Ngày tải lên: 18/02/2014, 08:20
Báo cáo khoa học: Crystal structure of salt-tolerant glutaminase from Micrococcus luteus K-3 in the presence and absence of its product L-glutamate and its activator Tris pdf
... G), G and TG (G ⁄ TG), and N and T (N ⁄ T) structures are superimposed Effects of (A) L-glutamate (T ⁄ TG and N ⁄ G) and (B) Tris (G ⁄ TG and N ⁄ T) on the structure are shown Circles and numbers ... backbone atoms of Mglu and Bacillus glutaminase induced by ligand binding Displacement values for backbone atoms of the nonliganded and liganded structures are shown The average and SD of these conserved ... presence of l-glutamate (referred to as G); and in the presence of both Tris and l-glutamate (referred to as TG) Furthermore, the liganded (TG) and unliganded (T) structures of Mglu were compared...
Ngày tải lên: 06/03/2014, 09:22
Báo cáo khoa học: Identification of tyrosine-phosphorylation sites in the nuclear membrane protein emerin pot
... Akhilesh Pandey and Dr Dario Kalume, Institute of Genetic Medicine, Johns Hopkins University, Baltimore, MD, USA for financial support and help on ESI-qTOF mass spectrometer, respectively, and for ... Protein kinases and phosphatases: the yin and yang of protein phosphorylation and signaling Cell 80, 225–236 Hunter T (1998) The role of tyrosine phosphorylation in cell growth and disease Harvey ... staurosporine and 100 lM BiPy in order to preserve the phosphorylation status reached at the time of homogenization The proteins were separated by SDS ⁄ PAGE, blotted and immunostained for emerin and for...
Ngày tải lên: 07/03/2014, 12:20
Báo cáo khoa học: Regulation of arginase II by interferon regulatory factor 3 and the involvement of polyamines in the antiviral response potx
... single-strand RNA paramyxovirus known to be a strong activator of IRF3 phosphorylation [23] ArgII protein expression and arginase activity were detected at 24 h and increased 5–10-fold between 48 and ... ArgII and ODC was analyzed by RT-PCR (B, C) Wholecell extracts from Jurkat cells infected with SeV for the indicated times and from mouse liver and kidney tissues were resolved by SDS ⁄ PAGE and ... serum and antibiotics Vero cells (ATCC) and RAW 264.7 (ATCC) cells were grown in DMEM medium (wisent) supplemented with 10% heat-inactivated fetal bovine serum and antibiotics rtTA-Neo-IRF-3 and...
Ngày tải lên: 07/03/2014, 21:20
Báo cáo khoa học: 15-Deoxy D12,14-prostaglandin J2 suppresses transcription by promoter 3 of the human thromboxane A2 receptor gene through peroxisome proliferator-activated receptor c in human erythroleukemia cells ppt
... and 48 h and its affect on TP-radioligand binding and on 4757 Effect of 15d-PGJ2 action on TP gene expression A A T Coyle et al B D C E Fig Effect of 15d-PGJ2 on TPa and TPb mRNA expression and ... and that both the PPARc(b) and RXR IV half sites centred at )159 and )148, respectively, are required for binding Discussion TXA2 is a potent mediator of platelet activation and aggregation and ... the N- and C-terminal part of PPARgamma2 in a ligand-independent and -dependent manner, respectively J Biol Chem 274, 7681–7688 Zhu Y, Qi C, Calandra C, Rao MS & Reddy JK (1996) Cloning and identification...
Ngày tải lên: 07/03/2014, 21:20
Báo cáo khoa học: Use of lithium and SB-415286 to explore the role of glycogen synthase kinase-3 in the regulation of glucose transport and glycogen synthase pdf
... software and considered statistically significant at P values < 0.05 Fig Effects of insulin and wortmannin on GSK3 a and b activity in L6 myotubes and relative abundance of GSK3 isoforms in L6 and 3T3-L1adipocytes ... that we observe in our hands Effects of insulin, Li and SB-415286 on signalling elements implicated in the regulation of GSK3 and GS To further understand the effects of Li and SB-415286 on cell ... both Li and SB-415286 on basal and insulin-stimulated glucose uptake in L6 myotubes and 3T3-L1 adipocytes Fig shows that insulin enhances glucose uptake in both muscle and fat cells by 2- and 3.4-fold,...
Ngày tải lên: 08/03/2014, 08:20
Báo cáo " DENOTING THE NUCLEAR ISOTOPES IN EXPERIMENTAL GAMMA SPECTRUM" pptx
... function Taodulieu(), and is written in a file Reconstructing the gamma energy spectrum A gamma energy spectrum is performed usually in an intensity-energy way; the error of intensity and of energy is ... information of the spectrum is multiform It depends on each experiment and on the taste of user In our case, it is contained in a file and is loaded in to the memory of computer to construct the dynamical ... isotope is not accepted, and next isotope in the database becomes the testing isotope The isotope is considered finding if all specific energy levels of it presented in the spectrum and this testing isotope...
Ngày tải lên: 14/03/2014, 13:20
Báo cáo khoa học: Liver receptor homolog-1 localization in the nuclear body is regulated by sumoylation and cAMP signaling in rat granulosa cells docx
... adipose and may play a role in breast tumor development [13,14] Nuclear hormone receptors are typically ligand-activated transcription factors and their activities are modulated by coactivators and ... 289R and K289 ⁄ 329R not shown) However, triple-mutations with three arginine substitutions at 173, 213 and 289 or 289, 329 and 389 resulted in some LRH-1 localization in the nucleoplasm and a ... paraformaldehyde for 10 and mounted Images were obtained with a Zeiss Axioskop2 microscope (Carl Zeiss, Jena, Germany) Electroporation and western blotting RNA extraction and RT-PCR To detect the...
Ngày tải lên: 23/03/2014, 06:20
FUTURE OF THE NUCLEAR SECURITY ENVIRONMENT IN 2015 pptx
... 2007, and in Moscow in August 2007, to plan the workshop and to seek the views and opinions of experts knowledgeable about the Cooperative Threat Reduction Programs and its potential for expanded ... highest levels, projects of appropriate size and scale for the tasks at hand and the resources of those involved, and sustained engagement by qualified and dedicated individuals are well-proven ... grow and by 2015 is a leading vehicle for preventing nuclear and radiological terrorism SCIENTIFIC COOPERATION IN SUPPORT OF PARTNERSHIP In 2015, the United States and Russia have expanded and...
Ngày tải lên: 29/03/2014, 18:20
Báo cáo khoa học: The in vitro nuclear aggregates of polyamines pot
... derivatizing the single standard polyamines (aliquots ranging between 0.125 and 0.5 lg for Put and Spd, and between 0.5 and lg for Spm) Each standard sample was run in triplicate, and the mean value ... existing chemical and thermodynamic equilibrium between reagents (polyamines and phosphates) and products (ivNAPs) [8] Furthermore, our data suggest that self-structuring of polyamines and phosphate ... peaks with different intensities and estimated molecular masses of 8000, 5000 and 1000 Da, according to increasing elution time and corresponding to l-ivNAP, m-ivNAP and s-ivNAP, respectively, were...
Ngày tải lên: 29/03/2014, 23:20
Báo cáo khoa học: The C-terminal region of the proprotein convertase 1⁄ 3 (PC1⁄ 3) exerts a bimodal regulation of the enzyme activity in vitro pdf
... using classical His-affinity chromatography and RP-HPLC, the resulting purified polypeptide was characterized by western blotting, amino acid analysis and N-terminal Edman sequencing (data not shown) ... Can the propeptide and the CT-peptide behave synergistically and they share an identical fate? As mentioned previously, there exist instances whereby peptides located at the N- and the C-termini ... Enzymatically active mPC1 ⁄ was incubated at pH 6.0 with either propeptide and CT-peptide alone or with mixture of propeptide and CT-peptide and the released AMC was measured The propeptide was obtained as...
Ngày tải lên: 30/03/2014, 08:20
báo cáo hóa học:" yuDetecting the percent of peripheral blood mononuclear cells displaying p-STAT-3 in malignant glioma patients" pot
... L-YK, RW, GNF and ABH contributed to the conception and design of the study LMC, RW, GR, JW, SSP and ABH provided materials and patients for the study WH, YW, CR-O, MKA-G, JW, L-YK, GNF, and ABH participated ... activation [22,23,27], natural killer cell and neutrophil cytotoxicity, and dendritic cell maturation and function [15] Thus, secondary to the redundancy and multiplicity of immunosuppressive mechanisms ... and ABH participated in data collection, and WH, YW, WQ, CR-O, JW, GFN and ABH participated in the data analysis and the interpretation of results WH, YW and ABH contributed to the writing of the...
Ngày tải lên: 18/06/2014, 15:20
Báo cáo sinh học: " Strategically examining the full-genome of dengue virus type 3 in clinical isolates reveals its mutation spectra" ppt
... numbers of transition and transversion changes, and the mean and proportion of difference, Hamming distance and pdistance, as described previously [8,32,33] Synonymous (dS) and nonsynonymous (dN) ... Biebricher CK, Eigen M, Holland JJ: Quasispecies and RNA virus evolutioon:principles and consequences Landes Bioscience, Texas, USA 2001:82-108 Holmes EC: Patterns of intra- and interhost nonsynonymous ... proteins, and the NS3 and NS5 regions had relatively lower such changes of 63.2 ± 7.5%, 44.7 ± 18% The lowest nucleotide mutation frequencies were observed in NS3 region with a mean ± standard deviation...
Ngày tải lên: 19/06/2014, 08:20