... has a high specificity and affinity towards taurine and 2.5 Na+ and Cl– are involved in the uptake of one taurine Acute regulation of TauT transport activity by PKC, PKA and H2O2 TauT possesses ... stimulation of PKC and PKA Stimulation of PKC and PKA has no detectable effect on the expression of TauT in NIH3T3 fibroblasts (data not shown) and most probably does not involve modulation of the ... phosphorylation of IjB and activation of NF-jB Thus, the effect of longterm exposure to TNFa, and most probably to H2O2, on taurine uptake could involve modulation of the NF-jB mediated regulation of the...
Ngày tải lên: 30/03/2014, 15:20
... important aspects of the gene switch together and develop a tight EcR gene regulation system with improved ligand sensitivity and reduced background expression in the absence of chemical ligand [15] Our ... concentrations of chemical ligand for induction, and show high background activity of the reporter or transgene in the absence of ligand [1,2,12,30,31] We have previously demonstrated the utility of a ... levels of background luciferase activity in the absence of ligand when compared to CfEcRWt The background expression level of the luciferase reporter gene when coelectroporated with CH9 and the...
Ngày tải lên: 16/03/2014, 06:20
báo cáo hóa học:" Regulation of microRNA biosynthesis and expression in 2102Ep embryonal carcinoma stem cells is mirrored in ovarian serous adenocarcinoma patients" pdf
... decreased expression of pluripotency markers Oct4 and Nanog and increased expression of differentiation markers Ncam1, Eno3 and Afp (Figure 4) While eIF6 expression was unaltered, that of Drosha and ... comparative expression levels of 17 of the highest upregulated and 18 of the highest downregulated miRNAs in undifferenThe comparative expression levels of 17 of the highest upregulated and 18 of the ... display increased miRNA expression profiles, emphasizing high expression of chromosome 14 and 19 miRNAs The expression of miRNAs was assessed both globally, via the expression of miRNA biosynthesis...
Ngày tải lên: 20/06/2014, 07:20
Báo cáo y học: "Gene expression and activity of cartilage degrading glycosidases in human rheumatoid arthritis and osteoarthritis synovial fibroblast" potx
... structure of human beta-hexosaminidase B: understanding the molecular basis of Sandhoff and Tay-Sachs disease J Mol Biol 2003, 327:1093-1109 36 Hepbildikler ST, Sandhoff R, Kolzer M, Proia RL, Sandhoff ... 5a and 6a), and the strongest dose-dependent downregulation was observed in the case of Hc-gp 39 gene TNFα downregulated the expression of Hc-gp-39, HexB and GusB in RA (Figure 5b), and the expression ... dominate and lead to the release of glycosaminoglycans from the extracellular matrix One of the most striking findings of our study was that the regulation of gene expression of glycosidases and proteases...
Ngày tải lên: 09/08/2014, 14:20
Báo cáo y học: "Genome-wide patterns of carbon and nitrogen regulation of gene expression validate the combined carbon and nitrogen (CN)-signaling hypothesis in plants" pptx
... First, single strands of the promoter sequences of the A thaliana genes were randomized 200 times, the reverse complement of the randomized strand was determined, and the number of times the 33 ... A: Molecular and functional regulation of two NO3- uptake systems by N- and C-status of Arabidopsis plants Plant J 1999, 18:509-519 Hoff T, Truong HN, Caboche M: The use of mutants and transgenic ... = the expression due to carbon and nitrogen supplied as a combined treatment (CN); and value = the synthetic expression of C+N calculated by adding the expression due to carbon plus the expression...
Ngày tải lên: 14/08/2014, 14:21
Regulation of substance p and neurokinin 1 receptor expression in a mouse model of acute pancreatitis
... stimulates NF-B and AP-1 56 3.3.6 Effect of PD98059 and SP600125 on DNA binding activity of NF-B and AP-1 58 3.3.7 Effect of Bay 11-7082 on the expression of SP, PPTA and NK1R ... increased expression of PPTA and SP 54 Figure 3.4 The role of ERK and JNK pathways in mediating the increased expression of NK1R 55 Figure 3.5 Caerulein induces AP-1 and NF-B ... of SP and NK1R in caerulein-stimulated pancreatic acinar cells The expression and activity of NEP using both cellular and animal models of caerulein-induced AP To determine how NEP activity...
Ngày tải lên: 09/09/2015, 17:54
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
... immunoprecipitable activity 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 ... establish the importance of GSK3 in the acute regulation of glucose transport in terms of its regulatory control of GS in muscle and fat cells we have investigated the effects of Li and the anilinomaleimide, ... and myotubes with antibodies against GSK3a and b Fig 1B shows that whilst preadipocytes express both GSK3 isoforms, the abundance of the b isoform declines by 85%, whereas that of the a isoform...
Ngày tải lên: 08/03/2014, 08:20
Characteristics and Regulation of Exempt Institutions and the Implications of Removing the Exemptions pptx
... corporation Office of the Comptroller of the Currency Office of Thrift Supervision savings and loans Securities and Exchange Commission Summary of Deposits Department of the Treasury This is a work of ... availability and allocation of credit, the stability of the financial system and the economy, and the safe and sound operations of such institutions To determine the number of certain types of financial ... other hand, accounted for about percent of credit card loans, but they accounted for less than percent of construction and land development loans and almost none of any other type of loan Grandfathered...
Ngày tải lên: 15/03/2014, 09:20
Báo cáo khoa học: E2A participates in a fine control of pre-mature B-cell apoptosis mediated by B-cell receptor signaling via transcriptional regulation of survivin, IAP2 and caspase-8 genes pot
... IAP2 and caspase-8 genes Results Insignificant influence of E2A deficiency on gene expression of apoptosis-related factors To assess the influence of E2A deficiency on gene expression of apoptosis- and ... PMA/ionomycin treatment of the DT40 cell line Up- and downregulation of expression of the E2A or Aiolos genes by PMA/ionomycin treatment To determine whether or not expression of the B cell-specific ... cell death of DT40 mediated by PMA/ionomycin treatment must be under the control of the elevated or decreased amounts of E2A or Aiolos Upregulation of survivin and IAP2 gene expression and no effect...
Ngày tải lên: 16/03/2014, 04:20
Báo cáo khoa học: Regulation of pyruvate dehydrogenase complex activity in plant cells ppt
... for regulating activity of plPDC activity has evolved based Ó FEBS 2003 Regulation of PDC activity in plant cells (Eur J Biochem 270) 1045 Fig Schematic overview of the regulation of pyruvate dehydrogenase ... increased concentration of leaf ATP during photosynthesis [50] In summary, there is evidence for organ- and tissuespecific developmental control of the expression of mtPDC, and expression is responsive ... coordinate expression of the E1 and E2 components The transient accumulation of mRNA preceding changes in protein levels and catalytic activity is consistent with transcriptional regulation Future...
Ngày tải lên: 17/03/2014, 09:20
Báo cáo khoa học: Tec family kinases Itk and Rlk⁄ Txk in T lymphocytes: cross-regulation of cytokine production and T-cell fates pot
... multiple levels of regulation of cytokine production Itk and the regulation of cytokineproducing innate T-cell populations The contributions of TFKs to peripheral T-cell activation and effector ... steps of cytokine exposure and sensitivity which is initiated by IL-4, leading to upregulation of IL-4 receptor a and perhaps eomesodermin, which then directly enhances CD122 expression and memory ... Cytokine regulation by Itk and Rlk ⁄ Txk J Gomez-Rodriguez et al common effects may involve activation of NFAT transcription factors, as seen for Th2 and Th17 cytokine regulation, or the regulation of...
Ngày tải lên: 28/03/2014, 22:21
Báo cáo khoa học: Galanin-like peptide and the regulation of feeding behavior and energy metabolism pptx
... neuromediator of food intake and body weight via a specific receptor for alarin 5008 Regulation of GALP mRNA expression GALP mRNA gradually increases between postnatal days and 14, and markedly ... rat brain Injection of GALP into the third ventricle induces c-Fos expression, a marker of cell activation, in the horizontal limb of the diagonal band of Broca, POA, ARC and median eminence ... alternate transcript of the GALP gene Further elucidation of the function of GALP and alarin will provide the necessary basis for the treatment and prevention of obesity and related disorders...
Ngày tải lên: 29/03/2014, 21:20
Báo cáo sinh học: "Differentiation associated regulation of microRNA expression in vivo in human CD8+ T cell subsets" doc
... acts downstream of IL-15 in the regulation of memory CD8 T-cell homeostasis Blood 2006, 107:3992-3999 26 Sandalova E, Wei CH, Masucci MG, Levitsky V: Regulation of expression of Bcl-2 protein ... preferential expression of miR-19b and miR-92 in the central memory cells MiR17-5p expression showed no association with CD8+ T cell differentiation On the whole, expression of several members of the ... Page of Figure The miR-17~92 cluster is preferentially downregulated in differentiated CD8+ T cell subsets Expression levels of miR-155 (a), miR-142.3p and miR-142-5p (b) and of members of the...
Ngày tải lên: 18/06/2014, 19:20
báo cáo hóa học:" Differentiation associated regulation of microRNA expression in vivo in human CD8+ T cell subsets" pptx
... acts downstream of IL-15 in the regulation of memory CD8 T-cell homeostasis Blood 2006, 107:3992-3999 26 Sandalova E, Wei CH, Masucci MG, Levitsky V: Regulation of expression of Bcl-2 protein ... preferential expression of miR-19b and miR-92 in the central memory cells MiR17-5p expression showed no association with CD8+ T cell differentiation On the whole, expression of several members of the ... Page of Figure The miR-17~92 cluster is preferentially downregulated in differentiated CD8+ T cell subsets Expression levels of miR-155 (a), miR-142.3p and miR-142-5p (b) and of members of the...
Ngày tải lên: 20/06/2014, 03:20
Báo cáo khoa học: " Water flux in boreal forest during two hydrologically contrasting years; species specific regulation of canopy conductance and transpiration" pps
... the goodness of fit were standard error of the estimate and coefficient of deter- ) mination (r 2.5 Effect of soil drought on water and carbon fluxes - quantification The effect of drought on ... sap flow and the product of VPD and radiation was tight and reached r 0.92 and r 0.91 for pine and spruce, respectively Sap flow was thereby accordingly shifted in time to mimic the rate of transpiration ... functions of Marklund [26] The species foliage mass represented 14 and 86 % of the total actual stand foliage mass for pine and spruce, respectively Using the current basal area for stand and species,...
Ngày tải lên: 09/08/2014, 04:20
Báo cáo y học: "Negative regulation of cytokine signaling and immune responses by SOCS proteins" potx
... and induces the expression of IFN-responsive genes in SOCS3- Regulation of lipopolysaccharide (LPS) signaling by STAT3 (signal transduction and activators of transcription 3) and suppressor of ... Th1 activity and development of chronic enterocolitis in mice devoid of Stat3 in macrophages and neutrophils Immunity 1999, 10:39-49 Egan PJ, Lawlor KE, Alexander WS, Wicks IP: Suppressor of cytokine ... suppression of the oncogenic activity of TEL-JAK2 by SOCS1 [27,28] as well as for the degradation of wild-type activated JAK2 [29], and mice that were genetically modified to lack only the SOCS box of...
Ngày tải lên: 09/08/2014, 06:23
Báo cáo y học: "The protective effect of licofelone on experimental osteoarthritis is correlated with the downregulation of gene expression and protein synthesis of several major cartilage catabolic factors: MMP-13, cathepsin K and aggrecanase" docx
... in situ effect of licofelone on the gene expression and protein synthesis of the major collagenolytic enzymes (MMP-13 and cathepsin K) and aggrecandegrading proteases (ADAMTS-4 and ADAMTS-5) in ... score of 5.1 (3–11) and a safraninO score of (0–4) Specimens from licofelone-treated groups had a Mankin score of 3.5 (0–10) and a safranin-O score of 0.4 (0–3) with the 2.5 mg dosage and a Mankin ... The results of a number of studies indicate that the regulatory mechanisms of ADAMTS-4 and ADAMTS-5 gene expression and protein synthesis are complex and may vary based on species and culture...
Ngày tải lên: 09/08/2014, 06:23
Báo cáo khoa học: "In vitro dynamics of HIV-1 BF intersubtype recombinants genomic regions involved in the regulation of gene expression" pdf
... products from days 3, 7, 10 and 18 of the Vpr-Tat region, and from days 7, 10 and 18 of LTR-Gag region were cloned into a commercial vector and automatically sequenced Both BF and FB primer combinations ... 27.3% and 22.7% of the sequences harbored non-parental nucleotide changes at Sp1 II and Sp1III binding sites, respectively, changing to 62.5% and 37.5% at day 10, and to 59% and 40.9% at day 18 of ... (CATATAA), and E-Box (USF-binding site) A high degree of conservation was observed in all of them but in NFκB and Sp1 sites The HIV-1 promoter contains Sp1 and NF-kB binding sites that regulate gene expression...
Ngày tải lên: 12/08/2014, 04:21
Báo cáo khoa học: " In vitro dynamics of HIV-1 BF intersubtype recombinants genomic regions involved in the regulation of gene expression" docx
... products from days 3, 7, 10 and 18 of the Vpr-Tat region, and from days 7, 10 and 18 of LTR-Gag region were cloned into a commercial vector and automatically sequenced Both BF and FB primer combinations ... 27.3% and 22.7% of the sequences harbored non-parental nucleotide changes at Sp1 II and Sp1III binding sites, respectively, changing to 62.5% and 37.5% at day 10, and to 59% and 40.9% at day 18 of ... (CATATAA), and E-Box (USF-binding site) A high degree of conservation was observed in all of them but in NFκB and Sp1 sites The HIV-1 promoter contains Sp1 and NF-kB binding sites that regulate gene expression...
Ngày tải lên: 12/08/2014, 04:22
Báo cáo y học: "Regulation of IFN response gene activity during infliximab treatment in rheumatoid arthritis is associated with clinical response to treatment" potx
... compared the gene expression profiles of peripheral blood cells of RA patients with those of healthy controls and found that a subgroup of RA patients has an increased expression of type I IFN response ... response gene activity in the peripheral blood cells of approximately 50% of anti-TNF treatment-naive RA patients [13] This analysis was based on the measurement of the expression of a set of 34 type ... patient inclusion and disease activity measure, and helped to write the paper PT helped to conceive and design the experiments and participated in patient inclusion and disease activity measure...
Ngày tải lên: 12/08/2014, 11:22