iv— hormonal and immune mediated modulation of gallbladder neurotransmission
Báo cáo sinh học: "∆RR vaccination protects from KA-induced seizures and neuronal loss through ICP10PK-mediated modulation of the neuronal-microglial axis" docx
... mM NaCl, 1% NP-40 and protease and phosphatase inhibitor cocktails) were standardized for protein concentration and incubated with 10 µl of ICP10 antibody (1 h, 4°C) and 100 µl of protein A-sepharose ... (SDS), Page of 14 (page number not for citation purposes) Genetic Vaccines and Therapy 2008, 6:1 Figure Expression and kinase activity of mutant ICP10 proteins Expression and kinase activity of mutant ... ICP10PK -mediated modulation of the microglial cell responses in favor of neuroprotection Materials and methods Cell culture Vero (African green monkey kidney), SK-NSH (human neuroblastoma) and LADMAC...
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Báo cáo khoa học: Production and utilization of hydrogen peroxide associated with melanogenesis and tyrosinase-mediated oxidations of DOPA and dopamine docx
... of dopa by components of vicia leaves Phytochemistry 46, 427–432 Palumbo A & Jackson IJ (1995) Peroxidase activity in the ink gland of sepia of cinalis and partial nucleotide sequence of a candidate ... Representative chromatograms of the autoxidation and tyrosinase -mediated oxidations of DOPA, with and without catalase Peak profiles represent levels of DOPA in lL samples of separate reaction mixtures ... HPLC-ED to determine if, and to what extent, H2O2 was generated during the autoxidations and tyrosinase -mediated oxidations of tyrosine, DOPA, and dopamine This sensitive and specific method was...
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Báo cáo khoa học: Reductive nitrosylation and peroxynitrite-mediated oxidation of heme–hemopexin doc
... Pseudo-enzymatic properties of heme–hemopexin Fig Kinetics of peroxynitrite -mediated oxidation of HPX–heme(II)–NO in the absence and presence of CO2, at pH 7.0 and 10.0 °C (A) Steady-state and kinetic difference ... 20.0 °C [36] hpH < 8.3 and 20.0 °C [31] ipH 7.0 and 20.0 °C [74] jpH 7.0 and 20.0 °C [31] kpH 7.0 and 20.0 °C [45] lpH 7.0 and 20.0 °C [39] mpH 7.0 and 20.0 °C [30] npH 7.0 and 20.0 °C [40] a only ... (i.e k > h, Scheme 1) 554 Effect of CO2 on peroxynitrite -mediated oxidation of HPX–heme(II)–NO In the absence and presence of CO2, mixing of the HPX–heme(II)–NO and peroxynitrite solutions causes...
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Báo cáo y học: "Histamine H4 receptor antagonism diminishes existing airway inflammation and dysfunction via modulation of Th2 cytokines" pot
... mediator of allergic asthma, with genetic and pharmacological evidence supporting its involvement in the development of airway hyperreactivity (AHR) and the development of chronic asthma and remodeling ... reduction of Th2type cytokines identified in bronchoalveolar lavage fluid (BALF) and from draining lymph node cultures Notably, a profound reduction in Th2 polarization and the production of the ... addition, levels of IL-5 and IL-13 in OVA-stimulated culture supernatants were significantly decreased by H4R antagonist and anti-IL-13 treatment (Fig 2B) The levels of IL-5 from lymph nodes of treated...
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fc gamma receptor mediated modulation of osteoclastogenesis
... receptor mediated modulation of osteoclastogenesis James Joseph Doonan A thesis submitted to the College of Medicine, Veterinary and Life Sciences, University of Glasgow in fulfilment of the requirements ... monocytes, macrophages and dendritic cells One class of receptors present on the surface of these cells, which are capable of dictating a cells function, are Fcγ receptors and modulation of Fcγ receptors ... proximal tibia of sham and OVX animals 125 Figure 4-14: μCT analysis of trabecular bone of proximal tibia of sham and OVX animals 126 Figure 4-15: Representative FACS plots of three OVX...
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Báo cáo khoa học: Membrane compartments and purinergic signalling: the role of plasma membrane microdomains in the modulation of P2XR-mediated signalling pot
... observed upon lipid raft disruption Blockade of receptor -mediated currents and artery contraction – ND ND – – Inhibition of receptor -mediated activation of PLA2 and SMase Ref [83,88] [87] [89] [21,89–92] ... estimated In summary, multiple lines of evidence have helped to argue in favour of the existence of lipid rafts in cell membranes and the use of detergent-resistance and other alternatives (see below) ... degradation of ATP to ADP and adenosine in the periphery of these microdomains ADP and adenosine would activate respectively P2Y and P1 receptors which are localized in lipid rafts and would engage...
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Báo cáo y học: " Chitosan Interferon-c Nanogene Therapy for Lung Disease: Modulation of T-Cell and Dendritic Cell Immune Responses" pps
... immunotherapy33 and decreases the production of sulfidoleukotrienes by human PBLs.34 IFN-c also downregulates transforming growth factor b and procollagen I and III and decreases fibrosis in a mouse model of ... University of South Florida College of Medicine vivarium All procedures were reviewed and approved by the Committee on Animal Research at the University of South Florida College of Medicine and VA ... methacholine and reduced lung histopathology in a BALB/c mouse model of OVA-allergic asthma.46 CINtreated mice produced higher levels of IFN-c but less of the Th2 cytokines IL-4 and IL-5 and had reduced...
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Báo cáo y học: " Phytol-based novel adjuvants in vaccine formulation: 1. assessment of safety and efficacy during stimulation of humoral and cell-mediated immune responses" doc
... authors thank Professors William Brett and Jim Hughes of the Department of Life sciences and Tista Page of 11 (page number not for citation purposes) Journal of Immune Based Therapies and Vaccines ... magnitude and duration of cell -mediated immune response Our studies reveal that mice pre- Page of 11 (page number not for citation purposes) Journal of Immune Based Therapies and Vaccines 2006, 4:6 ... Effects of PHIS-01 and other adjuvants on induction of IgG subclasses The effectiveness of a vaccine formulation depends to a large extent on the type of antibody subclasses induced, and adjuvants...
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Báo cáo khoa học: " Immune-Mediated Fever in the Dog. Occurrence of Antinuclear Antibodies, Rheumatoid Factor, Tumor Necrosis Factor and Interleukin-6 in Serum." ppt
... were worked out by use of a collection of 500 sera from dogs of different breeds with a variety of symptoms of mainly rheumatic, autoimmune and febrile disease conditions and with 45 sera from ... electrophoresis and 10 µl of ENA reagent applied to 20 µl of undiluted canine serum The electrophoresis was run for 45 using 120V and 44mA Antibodies against ENA bind to antigen and create a visible band of ... therapy, that many of them were ANA positive and all responded to immune suppressive doses of prednisolone, indicate that the fever and other clinical signs in these dogs were immunemediated This...
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Báo cáo y học: "Bench-to-bedside review: Biotrauma and modulation of the innate immune response" pps
... dissemination of bacteria and infection Schortgen and coworkers [53] evaluated the effect of Vt reduction and alveolar recruitment on systemic and contralateral dissemination of bacteria and inflammation ... innate immune system and mechanical injury may be required for the development of the full-blown lung injury phenotype of VILI 282 Using a rat model of cecal ligation perforation, Herrera and coworkers ... PEEP 10 cmH2O and fractional inspired oxygen 0.5) early in the course of a sheep model of polymicrobial septic shock prolonged the time to development of hypotension and anuria, and prolonged...
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Tài liệu Báo cáo khoa học: Modulation of a-synuclein aggregation by dopamine in the presence of MPTP and its metabolite pptx
... solution of ThT and the fluorescence intensity of the solution was measured at 482 nm Figure 4A shows the kinetics of aggregation of a-synuclein in the presence of 100 lm MPTP and the effect of 50 ... presence of 200 lM MPP+ (E), in the presence of 100 lM MPTP and 50 lM dopamine (F), in the presence of 200 lM MPTP and 50 lM dopamine (G), in the presence of 100 lM MPP+ and 50 lM dopamine (H) and ... of a-synuclein alone to 86.8 and 93.6 h in the presence of 100 and 200 lm MPTP, respectively The rate of nucleation for protofibril formation was slower in the presence of MPTP, but the rate of...
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Tài liệu Báo cáo khoa học: Modulation of sterol homeostasis by the Cdc42p effectors Cla4p and Ste20p in the yeast Saccharomyces cerevisiae pptx
... Deletion of CLA4 results in higher amounts of SE (A) Quantification of SE in cell polarity mutants Cells of the indicated strains were grown to stationary phase and then lipids were extracted and separated ... consisting of light petroleum ⁄ diethyl ether (49 : 1, v ⁄ v) To visualize separated bands, TLC plates were dipped into a charring solution consisting of 0.63 g of MnCl2Æ4H2O, 60 mL of water, 60 mL of ... protein concentration of 10 mL of culture with an attenuance at 600 nm of was determined and cells were incubated for h at 90 °C together with 0.6 mL of methanol, 0.4 mL of 0.5% pyrogallol dissolved...
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Tài liệu Báo cáo khoa học: Kinetic analysis of effector modulation of butyrylcholinesterase-catalysed hydrolysis of acetanilides and homologous esters pdf
... ester) Results and Discussion Action of reversible effectors on AAA activity of BuChE The investigation of the effects of the ligands (tyramine, serotonin and benzalkonium) on the AAA and esterase ... concentration of wild-type BuChE was 0.16 0.01 lm, and that of the D70G mutant was 0.196 0.02 lm Effects of ligands on steady-state kinetics The effects of the ligands (L: tyramine, serotonin and benzalkonium) ... the effects of these compounds on the AAA and esterase activities of human BuChE The concentrations of tyramine and serotonin that activate or inhibit the AAA activity of BuChE (and also its...
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Tài liệu Báo cáo khoa học: Modulation of oat arginine decarboxylase gene expression and genome organization in transgenic Trypanosoma cruzi epimastigotes docx
... partial digestion of the DNA samples On the other hand, the absence of a second hybridization band in lane might be the result of insufficient sensitivity of our assay Rehybridization of the membrane ... this promoter region of pRIBOTEX and related vectors induces the transcription of genes cloned downstream of the promoter and their chromosomal integration [19] After 48 h of transfection, geneticin ... synthesize putrescine, as a result of the absence of ornithine and arginine decarboxylases (ODC and ADC) [7–10], which catalyse the first steps of both possible pathways of putrescine biosynthesis [11]...
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Tài liệu Báo cáo khoa học: Modulation of cyclin D1 and early growth response factor-1 gene expression in interleukin-1b-treated rat smooth muscle cells by n-6 and n-3 polyunsaturated fatty acids pdf
... control of SMC proliferation 4466 S Bousserouel et al (Eur J Biochem 271) Modulation of cyclin D1 synthesis and hyperphosphorylation of Rb by n-3 and n-6 PUFAs Induction of cyclin D1 is one of the ... Rb and Egr-1, in order to determine how the incorporation of EPA and DHA modulate SMC proliferation This article describes the differing effects of n-3 and n-6 PUFAs on the proliferation of SMC ... Effects of n-3 and n-6 PUFAs on the cyclin D1 gene promoter We studied the mechanism(s) underlying the inhibition of cyclin D1 gene expression by EPA and DHA by examining the effects of n-3 and n-6...
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Tài liệu Báo cáo khoa học: Allosteric modulation of myristate and Mn(III)heme binding to human serum albumin Optical and NMR spectroscopy characterization pptx
... transport of lipophilic compounds and drugs and of medium and long chain fatty acids; among them, myristic acid is a stereotypic ligand to investigate fatty acid binding and transport properties of ... Between pH 4.3 and 8, in the presence of allosteric effectors, and at pH greater than 8, in the absence of ligands, HSA changes conformation to the basic (B) form with loss of a-helix and an increased ... of FAx for myristate (KM*) and, as a consequence, the magnitude of the allosteric modulation of FA1 (K HM ⁄ KH ¼ 5.4 · 10)2 vs 5.0 · 10)3) The estimate of KM also differs by about one order of...
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Báo cáo khoa học: Modulation of glucocorticoid receptor-interacting protein 1 (GRIP1) transactivation and co-activation activities through its C-terminal repression and self-association domains pptx
... conserved AF-2 domain of NRs [22] The C-terminal region of the p160 co-activator can interact with the AF-1 domain of some NRs and enhance their AF-1 activities in the absence of ligands [23–25] Recent ... several lines of evidence that demonstrate the functional roles of the GRIP1 C terminus in the regulation of its own transactivation and of NR co-activator activities, which are mediated through ... (Fig 6, compare histograms, and lane with lane 8) Discussion Autoregulation of GRIP1 transactivation activity To date, some of the functions of the N- and C-termini of p160 co-activators were...
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Báo cáo khoa học: Modulation of nitric oxide-mediated metal release from metallothionein by the redox state of glutathione in vitro doc
... nm in UV and CD spectra of metallothioneins devoid of any aromatic residues that Fig Wavelength and time scans of the CD of MT2 in the presence and absence of NO and GSH/GSSG CD spectra of 100 ... traces and online element-selective detection of the SEC–ICPMS characterization of pure 20 lM Cd5Zn2-MT2 and mixtures of MT2 + NO (1 +11) and MT2 + GSH + NO (1 +25 +10) The amount of zinc and cadmium ... was first used by Kagi and coworkers to follow the metal-binding stochiom¨ etry of MTs [42] To study the metal release by NO and its modulation by GSH and GSSG, a solution of 100 lM Cd5Zn2-MT2...
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Báo cáo khoa học: Modulation of IMPDH2, survivin, topoisomerase I and vimentin increases sensitivity to methotrexate in HT29 human colon cancer cells docx
... absence and in the presence of MTX Targeting of vimentin was carried out by lipofecting aODN-VIM into parental HT29 cells causing a decrease of 60% in the expression of vimentin (Fig 6D) whereas random ... interconversions and inhibition of biosynthetic processes after exposure of L1210 leukemia cells to antifolates Experimental and network thermodynamic analyses of the role of dihydrofolate polyglutamylates ... normalization and averaging of the replicates of genes present in the Atlas Human Cancer 1.2K cDNA array We also found genes implicated in the control of the cell cycle and the process of apoptosis;...
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