amp kappa b binding activity and nf amp kappa b phosphorylation
Báo cáo y học: "Differential clinical efficacy of anti-CD4 monoclonal antibodies in rat adjuvant arthritis is paralleled by differential influence on κ α NF-κB binding activity and TNF-α secretion of T cell" pot
... higher binding activity of NF -B than did preincubation with the ameliorating W3/25 and OX35, which only moderately increased the NF -B binding activity (see Fig 3) Discussion Signal transduction Because ... by NF -B [34], it was revealing that the accelerating mAb, RIB5/2, besides inducing TNF- secretion, also strongly upregulated NF -B binding activity This was especially striking because binding ... used: DB-1 (anti-IFN-), biotinylated rabbit anti-rat IFN- (both Biosource, Ratingen, Germany); rabbit anti-rat IL-2, biotinylated A38-3 (anti-IL-2, both Pharmingen), A5-7, biotinylated A5-6 (both...
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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
... Mammal Bacterium Mold Yeast Bacterium Bacterium Bacterium Bacterium Bacterium Bacterium Bacterium Bacterium Bacterium Bacterium Bacterium Bacterium Bacterium Bacterium Bacterium Bacterium Yeast Bacterium ... Archaea Bacterium Bacterium Bacterium Bacterium Bacterium Bacterium Bacterium Bacterium Bacterium Bacterium Bacterium Plant Plant a-Amylase Barley (AMY1) Barley (AMY2) Rice (2A) Maize Wheat (AMY3) Black ... 50 51 52 53 activity and substrate binding modes by single and double subsites +1/+2 and )5/)6 mutation of barley a-amylase Eur J Biochem 268, 65456558 Svensson, B. , Mundy, J., Gibson, R.M &...
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Báo cáo y học: " Nontypeable Haemophilus influenzae induces COX-2 and PGE2 expression in lung epithelial cells via activation of p38 MAPK and NF-kappa B" pps
... binding activity of NF -kappa < /b> B induced by NTHi A549 cells were incubated with different concentrations of NTHi with or without SB203580, and DNA binding activity of NF -kappa < /b> B was measured by EMSA ... within 90 mins, and DNA binding activity of NF -kappa < /b> B was not affected by pretreatment of specific p38 MAPK inhibitor SB203580 These data indicate that p38 MAPK and NF -kappa < /b> B are two independent ... was markedly inhibited not only by p38 MAPK inhibitor SB203580, but also by another p38 MAPK inhibitor SB202190, and NF- http://respiratory-research.com/content/9/1/16 kappa < /b> B inhibitor PDTC Moreover,...
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Tài liệu Báo cáo khoa học: Secondary substrate binding strongly affects activity and binding affinity of Bacillus subtilis and Aspergillus niger GH11 xylanases docx
... screening for XBS and XAN with a modified SBS are shown in Table Results and Discussion XBS Genetic engineering of the SBS Residues of the SBS of both XBS and XAN involved in substrate interaction ... different substrates was studied Obviously, substrate binding is closely linked to activity Therefore, the binding of the different XBS and XAN mutants towards water-unextractable AX and OSX was ... the efficiency of the SBS in XBS and XAN appears to be higher for water-extractable substrate, probably because it is less rigid or more accessible than waterunextractable substrate, which is tightly...
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Tài liệu Báo cáo khoa học:Symmetric fluoro-substituted diol-based HIV protease inhibitors Ortho-fluorinated and meta-fluorinated P1/P1¢-benzyloxy side groups significantly improve the antiviral activity and preserve binding efficacyy docx
... interactions between the 3fluoro atoms and the glycine backbone carbonyls (Table 4) 2,3-, 2,4- and 2,5-Difluorobenzyloxy side groups The changed size and chemical character of the difluorosubstituted benzyloxy ... repulsion between the 3-fluoro substituents and the backbone carbonyls of Gly48/Gly48¢ The differences in protease inhibition for the 2,3-, 2,4- and 2,5-difluoro-substitutions outlined in Table can be ... only by the number of fluorine substituents but also by the position of the fluorine on the benzyloxy side groups Antiviral activity, ED50 Our monofluoro- and difluoro-substituted inhibitors exhibit...
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Báo cáo khoa học: The common phospholipid-binding activity of the N-terminal domains of PEX1 and VCP/p97 doc
... all phosphoinositide -binding activity In order to estimate the binding ability, R135A was subjected to the liposome recruitment assay (Fig 4B) R135A did not bind the PC + PE-based liposome containing ... (yeast) on the membrane (Fig 5) [56,57] Some membrane -binding proteins bind multiple lipids and ⁄ or proteins simultaneously [63] The binding of PEX1-ND to PtdIns might also be attributed to coincident ... Trends Cell Biol 15, 540–547 Snider A, Gutsche I, Lin M & Baby S, Cox B, Butland G, Greenblatt J, Emili A & Houry WA (2006) Formation of a distinctive complex between the inducible bacterial lysine...
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Báo cáo khoa học: Transcriptional activity and Sp 1⁄3 transcription factor binding to the P1 promoter sequences of the human AbH-J-J locus docx
... contain binding elements recognized by Sp family transcription factors [19] On the other hand, competitive bandshift demonstrated that the three Sp bands were only slightly reduced by Kmer and Lmer ... produced by nuclear extracts binding to our GC-rich elements resemble the wellknown electrophoresis pattern obtained with the consensus binding site for Sp1 [17–19] Sp1 is a ubiquitous DNA -binding ... attention on the activity of binding of nuclear extract to these boxes Binding of nuclear factors to GC-rich boxes of the AbH-J-J P1 promoter In order to study protein–DNA interactions and further...
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Báo cáo khoa học: Dynamics, stability and iron-binding activity of frataxin clinical mutants pdf
... strand b5 (R165) and on the loop between strands b5 and b6 (K171) The W155R mutant is also cleaved at a faster rate at the protein termini and at the loop between the b2 and b3 strands, probably ... using the protein databank file 1EKG turn formed by G128, S129 and G130 between strands b1 and b2 and both / and w are positive Its mutation into a valine must disturb the turn conformation, resulting ... DNA polymerase beta Correlation with DNA binding and dRP lyase activity J Mol Biol 296, 229–253 15 Musco G, de Tommasi T, Stier G, Kolmerer B, Bottomley M, Adinolfi S, Muskett FW, Gibson TJ, Frenkiel...
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Báo cáo y học: "κ Increased AP-1 and NF-κB activation and recruitment with the β combination of the proinflammatory cytokines IL-1β, tumor necrosis factor alpha and IL-17 in rheumatoid synoviocyte" ppt
... Hata K, Andoh A, Shimada M, Fujino S, Bamba S, Araki Y, Okuno T, Fujiyama Y, Bamba T: IL-17 stimulates inflammatory responses via NF- kappaB and MAP kinase pathways in human colonic myofibroblasts ... activates NF- B and AP-1 in human fibroblasts [7] Furthermore, a combination of IL-1β or TNF-α with IL-17 was found to be synergistic in synoviocytes [8–10], in bone stromal cells [11], in bone and ... inflammation and destruction [17] Controlling the T-cellderived cytokine IL-17 and either IL-1β or TNF-α appears more critical than the combined inhibition of IL-1β and TNF-α Since AP-1 and NF- B are...
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Báo cáo y học: "Biologic activity and safety of belimumab, a neutralizing anti-B-lymphocyte stimulator (BLyS) monoclonal antibody: a phase I trial in patients with systemic lupus erythematosus" potx
... immobilized belimumab, followed by the addition of europium-labeled BLyS Anti-belimumab antibody present in the sample would bind to the immobilized belimumab, and competitively inhibit binding ... recombinant, fully human, IgG1λ mAb that binds to soluble BLyS with high affinity The antibody exerts its biologic activity by preventing the binding of BLyS to its receptors [19] Belimumab potently ... neutrophils [5,6] BLyS exists in both membrane-bound and soluble forms The biologically active, soluble form of BLyS is enzymatically cleaved from the cell membrane and can bind to any of three...
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Cyclic stretch enhances the expression of Toll-like Receptor 4 gene in cultured cardiomyocytes via p38 MAP kinase and NF-B pathway doc
... of unlabeled NF- B oligonucleotide competed with the probe for binding NF B protein, whereas an oligonucleotide containing a 2bp substitution in the NF- B binding site did not compete for binding ... least phosphorylation of the p38 since p38 inhibitor abolished the NF- B binding activity The phosphorylation of NF- B protein was enhanced by cyclic stretch and was attenuated by p38 inhibitor ... stretch increases NF- B- binding activity and NF- B phosphorylation Cyclic stretch of cultured cardiomyocytes for to 24 h significantly increased the DNA-protein binding activity of NF- B (Fig 6A) An...
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báo cáo khoa học: " The Puf family of RNA-binding proteins in plants: phylogeny, structural modeling, activity and subcellular localization" potx
... was bound to RNA (fraction bound, Bf), the relative pixel intensity in the bound complex band was divided by the sum of the pixel intensities in the bound complex band plus the free RNA band ... Imbibed seed A tumefaciens Tam et al BMC Plant Biology 2010, 10:44 http://www.biomedcentral.com/1471-2229/10/44 Page of 19 Figure Models of the plant PUM-HD bound to RNA (A, B) Ribbon (left) and ... (alternating black and yellow strips), and the 1’ and 8’ pseudorepeats are also identified (blue) A conserved nucleic acid binding protein domain (NABP) is present in several Arabidopsis and rice...
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Báo cáo y học: "Dysregulated apoptosis and NFκB expression in COPD subjects" pptx
... NF B is a heterodimer, usually made up of Rel family proteins, p65 (RelA) and p50 (NF B) subunits In unstimulated cells NF B is sequestered in the cytoplasm due to its binding to I B and I B ... COPD subjects) to suppress spontaneous apoptosis [46,47] or possibly due to viral and/ or bacterial infection An ongoing bacterial infection may exacerbate airway inflammation in COPD subjects by ... cells may be associated with NF B translocation It seems that there are differences in the NF B regulation of apoptosis between neutrophils and other cells, with the inhibition of NF B inducing...
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Báo cáo y học: " Mitogen-activated protein kinases and NFκB are involved in SP-A-enhanced responses of macrophages to " pdf
... viability 10 ** BCG B/ S B+ HA B/ S+HA Figure tion of nitric oxide Herbimycin A inhibits BCG- and SP-A-BCG-induced producHerbimycin A inhibits BCG- and SP-A-BCG-induced production of nitric oxide BCG ... macrophages and SP-A-BCG killing by rat Herbimycin A inhibits BCG- and SP-A-BCG killing by rat bone marrow macrophages RBMM were incubated with BCG or SP-A-BCG (B/ S) complexes as described in Figure ... kinases and NF B We have examined the role of both the MAPK pathway and NF B activation in BCG killing and nitric oxide production We report that both of these pathways are activated by BCG alone and...
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Báo cáo y học: "Pravastatin Provides Antioxidant Activity and Protection of Erythrocytes Loaded Primaqe"
... incubated with PQ for 30 and its effect on erythrocytes thiobarbituric acid reactive substance (TBARS), protein carbonyl (PCO) as well as non-protein thiols (NPSH) is determined in presence and ... acute illness Informed consent was obtained from all donors The blood was centrifuged for at 1500 rpm The plasma and buffy coat were removed by aspiration to eliminate leucocytes and platelets; ... precipitated from RBCs lysates by addition of 10% TCA and resuspended in 1.0 ml of M HCl for blank and M HCl containing 2% 2,4dinitrophenyl hydrazine After incubation for h at 37°C, protein samples were...
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Tài liệu Physical Activity and Women’s Health pptx
... occupational and leisuretime activity was combined and subjects were grouped into three activity classifications A strong inverse relationship was found between physical activity and CHD mortality ... confirmed the beneficial relationship between physical activity and breast cancer and reported the largest benefits in premenopausal women, the period when age-specific mortality rates for breast ... Major modifiable risk factors include smoking, high blood cholesterol, high blood pressure, and physical inactivity The following discussion will exclude smoking Physical activity and blood cholesterol...
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Tài liệu Time trends in leisure time physical activity and physical fitness in elderly people: 20 year followup of the Spanish population national health survey (1987-2006) docx
... proportional random selection of primary and secondary sampling units (towns and sections, respectively), with the final units (individuals) being selected by means of random routes and sex- and age-based ... Prohaska T, Belansky E, Belza B, Buchner D, Marshall V, McTigue K, Santariano W, Wilcox S: Physical activity, public health, and aging: Critical 24 25 issues and research priorities J Gerontol B Psychol ... SB, Logsdon RG, Sahyoun N, Robare JF, Liu R: Perceptions and beliefs about the role of physical activity and nutrition on brain health in older adults Gerontologist 2009, 49:S61-71 50 Leavy B, ...
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Tài liệu Báo cáo khoa học: Verprolin function in endocytosis and actin organization Roles of the Las17p (yeast WASP)-binding domain and a novel C-terminal actin-binding domain doc
... fusion proteins at °C for h The beads were washed and the bound proteins eluted by boiling in SDS sample buffer and analysed by SDS ⁄ PAGE and immunoblot We also incubated the GST fusion proteins ... exhibits two-hybrid interaction with actin and that GSTC-Vrp1p465)533 binds endogenous actin in yeast lysates and directly binds purified yeast and rabbit skeletal muscle G-actin in vitro (Fig 4B D ... (Fig 4B D and data not shown) Mutations of K485 and R486 abolish both two-hybrid interaction and binding to G-actin in vitro, showing that these charged residues are critical for actin binding...
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Tài liệu Báo cáo khoa học: Inhibition of pneumococcal choline-binding proteins and cell growth by esters of bicyclic amines pptx
... low-affinity and high-affinity choline -binding sites [20,21] Binding of choline promotes dimerization through the stacking of CBR6 [15] and confers stability to C-LytA against thermal [21] and chemical ... Equilibrium titrations monitored by CD Fig Spectroscopic analysis of ligand binding to C-LytA (A) Conformational changes induced by ligands on C-LytA monitored by near-UV CD with no ligand added ... spectral changes have been described before, and have been ascribed to conformational changes affecting the spatial arrangement of tryptophan residues [20,28] that form the choline -binding sites [15]...
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Tài liệu Báo cáo khoa học: Processing, catalytic activity and crystal structures of kumamolisin-As with an engineered active site pptx
... 38-kDa and 19-kDa bands, as analyzed by SDS ⁄ PAGE (Fig 3A) The 38-kDa and 19-kDa bands did not disappear completely after prolonged incuba- A tion (up to 24 h), and the ratio of band intensities ... comigrated with each other, showing a broad protein band that differed from the respective original bands and almost coincided with the band of the 57-kDa precursor (Fig 2B) These results strongly suggest ... acetate buffer, pH 4.0, the 57-kDa band diminished whereas the 38-kDa and 19-kDa bands were enhanced (Fig 3A, lane c) These observations suggest that, at pH 7.0, the 38-kDa and 19-kDa proteins can be...
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