pharmacokinetics and pharmacodynamics of artemisinins
Effects of anti malaria drug artesunate in the treatment of rhinovirus induced asthma exacerbation
Ngày tải lên :
09/09/2015, 11:16
... 1.2.2.3 The role of NF-κB in rhinovirus infection 30 1.3 Artesunate 34 1.3.1 Effects of artesunate 34 1.3.2 Pharmacokinetics and pharmacodynamics of artemisinins ... secretion of MIP-1α and MIP1β, which acts as chemoattractant for the recruitment of lymphocytes to the sites of inflammation On the basis of the function of NF-κB in the pathogenesis of asthma, ... effective way of transmission 1.2.1.2 Structure of rhinovirus Picornaviruses is one of the largest families of virus and can cause various of diseases, from a common cold to foot -and- mouth disease...
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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
Ngày tải lên :
09/08/2014, 03:24
... binding sites of W3/25 and OX35 are situated in the CC region of domain D1 and the BC region of domain D2 of the CD4 molecule, respectively [23], we could roughly localize the epitope of RIB5/2 in ... basis of a mean body weight of 175 g) on days 1, 0, 3, and 6, i.e day before AA induction, on the day of induction (day 0), and thereafter The lower dose of OX35 (2 mg) was chosen on the basis of ... depletion of CD4+ cells, as indicated by unchanged percentages of CD8+ cells In addition, there was modulation of the CD4 and co-modulation of the CD3 surface molecules and indirect modulation of the...
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Báo cáo khoa học: Akt-dependent phosphorylation negatively regulates the transcriptional activity of dHAND by inhibiting the DNA binding activity pdf
Ngày tải lên :
07/03/2014, 16:20
... indicate the positions of dHAND mutants (B) Coimmunoprecipitation assay of dHAND and Akt AU5-dHAND was immunoprecipitated from the cell lysate of 293T cells expressing AU5-dHAND and HA-Akt These samples ... mutants dHAND-Ala-X and dHAND-AlaXZ (Fig 4B) These results indicated that the major phosphorylation sites of dHAND were located within Fig Analysis of the interaction between dHAND and Akt (A) ... first analyzed the effect of phosphorylation on the transcriptional activity of dHAND using reporter assay (Fig 6A) AU5dHAND, -dHAND-Ala-X, -dHAND-Ala, and -E47 were dHAND phosphorylation by Akt...
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Báo cáo khoa học: Photosynthetic acclimation: Structural reorganisation of light harvesting antenna – role of redox-dependent phosphorylation of major and minor chlorophyll a/b binding proteins pot
Ngày tải lên :
16/03/2014, 06:20
... photosynthesis, PSII and PSI must be excitonically balanced Overexcitation of photosystems occurs in high light intensity, which often results in the photoinhibition of PSII and a rapid turnover of the reaction ... a number of spectroscopic, biochemical and in situ immunolocalization studies [12,47–50] The elegant chemical cross-linking and double-stranded RNA interference approaches of Scheller and co-workers ... screening assays for identification of mutants affected in the signalling cascade of this process These types of screening have led to isolation of the series of stm [58] and stt [59] mutants deficient...
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Báo cáo khoa học: The common phospholipid-binding activity of the N-terminal domains of PEX1 and VCP/p97 doc
Ngày tải lên :
16/03/2014, 12:20
... residues of PEX1-ND are indicated by closed circles and closed squares, respectively (see text) The conserved residues and class-specific residues of PEX1-ND and VCPND are colored yellow and green, ... Phospholipid binding of wild-type and R144A mutant of the N-terminal domain (ND) of valosine-containing protein (VCP)-ND (A) Two mutants of the conserved basic residues, R135A and K174A, were analyzed ... [68,70] The binding mode and binding, however, remain unknown and may differ from those of PEX1 Experimental procedures Expression and mutational study of PEX1-ND The construction of a GST fusion protein...
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Báo cáo khoa học: CpG methylation of the CENP-B box reduces human CENP-B binding pptx
Ngày tải lên :
16/03/2014, 18:20
... (lanes and 6), 0.5 lM (lanes and 7), lM (lanes and 8), lM (lanes and 9), and lM (lanes and 10) (C) Graphic representation of the complex formation rates shown in panel B Unmethylated (d) and methylated ... 3A and 4A, lanes 1–6, and B) On the other hand, the complex between CENP-B(1–129) and the 32P-labeled methylated CENP-B box DNA was significantly dissociated in the presence of an equal amount of ... protein and the CENP-B box DNA strands (1 lm for each strand) were mixed in the presence of m urea, 500 mm NaCl, mm dithiothreitol and 0.1 mgÆmL)1 BSA, and the volume of the reaction was adjusted...
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Báo cáo khoa học: A sucrose binding protein homologue from soybean exhibits GTP-binding activity that functions independently of sucrose transport activity pptx
Ngày tải lên :
23/03/2014, 21:21
... S64 was performed by electroporation (380 V, 975 lF) of 10 lg of expression cassette DNA and 40 lg of sheared salmon sperm DNA into 0.8 mL of cultured soybean cells in electroporation buffer (80 ... dithiothreitol, mM MgCl2] at a ratio of mg of cells per lL of buffer and then clarified by centrifugation at 20 000 g for 20 The supernatant (2 mL) was incubated with 100 lL of 50% (v/v) GTP-agarose suspension ... modifications of the protein (Fig 1) Furthermore, despite the hydrophilic nature of SBP, solubilization and partitioning studies of plasma membrane proteins have demonstrated that 25% of SBPs are...
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Báo cáo khoa học: Dynamics, stability and iron-binding activity of frataxin clinical mutants pdf
Ngày tải lên :
30/03/2014, 04:20
... rest of the molecule, in agreement with the larger rmsd of the solution bundle in these regions [14] Residues in the loop between strands b4 and b5 (Thr149, Asn151 and Lys152), and at the end of ... digestion of D122Y and G130V or I154F and W155R Impact of different clinical mutations on frataxin stability and iron binding To compare the effect of the mutations on the folding thermodynamics of ... analysis of gel bands (n = 3) restricted to particular regions of the protein: fast degradation is observed at cleavage sites within helix a1 (R97), at strand b5 (R165) and on the loop between strands...
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Báo cáo khoa học: Replacement of helix 1¢ enhances the lipid binding activity of apoE3 N-terminal domain pot
Ngày tải lên :
30/03/2014, 11:20
... reducing (lanes and 2) or nonreducing (lanes and 4) conditions and was stained with Coomassie Blue Lanes and 3, WT apoE3-NT; lanes and 4, HT apoE3-NT the presence of monomers and dimers was obtained ... via helix and moving away from helix and 3, with the segments connecting helix and and helix and serving as ‘hinges’ (Fig 9B) It has been suggested that negatively charged side chains of glutamate ... in ANS accessibility between WT and HT apoE3-NT was observed LDLR binding activity of the HT apoE3-NT To evaluate the ability of WT and HT apoE3-NT to serve as ligands for the LDLR on cultured...
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Báo cáo y học: "The utility of pathway selective estrogen receptor ligands that inhibit nuclear factor-κB transcriptional activity in models of rheumatoid arthrits" pps
Ngày tải lên :
09/08/2014, 06:22
... transcription factor composed of homodimeric and heterodimeric complexes of the Rel family of proteins, p65 (Rel A), p50/105, c-Rel, p52/100, and Rel B Binding of cytoplasmic inhibitory protein-κB ... with standard operating procedures and were provided with food and water ad libitum All experiments were approved and performed in accordance with the Wyeth Animal Care and Use Committee standards ... 26 to 28 weeks old, experiencing maximal clinical signs of arthritis with a score of 12, using a scale of to for swelling and for erythema of the hindpaws (0, normal paw; 1, mild; 2, moderate;...
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Báo cáo y học: " Inhibitor of IκB kinase activity, BAY 11-7082, interferes with interferon regulatory factor 7 nuclear translocation and type I interferon production by plasmacytoid dendritic cells" ppsx
Ngày tải lên :
12/08/2014, 12:20
... in the presence of 10-9 M to 10-6 M of BAY11 We found that IFN-α production by PBMCs in response to IFN-inducing TLR ligands (TLR9 ligand CpG 2216, TLR7/8 ligand R848, or TLR7 ligand loxoribine) ... to test the viability of pDCs and determine the concentration range of BAY11 that does not induce cell death Analysis of trypan-blue exclusion of the dead cells (Figure 2A) and PI staining (Figure ... staining, indicating the nuclear translocation of IRF7 This colocalization of IRF7 and DAPI staining was prevented by the presence of 10-8 M and 10-7 M of BAY11 (Figure 5A) Thus, BAY11 helped retain...
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r.b.''s activity book 1
Ngày tải lên :
27/10/2014, 18:03
... Association of Pediatric Nurse Practitioners (NAPNAP) and our nearly 7,000 pediatric nurse practitioners are dedicated to helping parents understand and meet the changing health needs of their growing ... Take care of your teeth to keep your smile healthy and bright • Wash your hands in the right way and at the right times • Make safe choices every day has learned all about staying healthy and safe ... piece and places it in the space marked START The youngest child gets to flip a coin to begin the game If the coin lands ‘heads’, move spaces; if it lands ‘tails’, move spaces If the player lands...
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r.b.''''s activity book 2
Ngày tải lên :
27/10/2014, 18:03
... Association of Pediatric Nurse Practitioners (NAPNAP) and our nearly 7,000 pediatric nurse practitioners are dedicated to helping parents understand and meet the changing health needs of their growing ... Take care of your teeth to keep your smile healthy and bright • Wash your hands in the right way and at the right times • Make safe choices every day has learned all about staying healthy and safe ... holding handrail Slide down, sitting up — feet first! • On the swings, stay seated and hold on with both hands • On the seesaw, sit with one same-sized child on each side Hold onto handles — no...
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r.b.''s activity book 4
Ngày tải lên :
27/10/2014, 18:03
... Association of Pediatric Nurse Practitioners (NAPNAP) and our nearly 7,000 pediatric nurse practitioners are dedicated to helping parents understand and meet the changing health needs of their growing ... Take care of your teeth to keep your smile healthy and bright • Wash your hands in the right way and at the right times • Make safe choices every day has learned all about staying healthy and safe ... educational program and activity book that gives your child helpful information on issues related to his or her own health care and safety The activities focus on a variety of health and safety issues...
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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
Ngày tải lên :
31/03/2014, 08:20
... in PNPG7 to release PNPG and G6, but Met53Trp also released PNPG2 and G5 to constitute 30% of the products, PNPG and G6 being formed in 50%, and PNPG5 and G2 in 17% of its cleavages (Table 3) ... the rate of accumulation of the different products, Met53Tyr and Met53Ala AMY1 thus both formed higher amounts of PNPG3 and PNPG4 than of 4-nitrophenol (Fig 4), in contrast to the ratio of these ... Subsite )2 had highest afnity of the 10 subsites in AMY1 and AMY2 [44] Subsites )6 and +1 were almost as strong, while )5, )4, +2, and +4 contributed intermediate, and )3 and + very weak binding energy...
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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
Ngày tải lên :
14/02/2014, 19:20
... NMR-monitored titrations of Bacillus circulans xylanase [13] and X-ray analysis of crystals of catalytically incompetent mutants of the xylanases of Bacillus subtilis (XBS) and Aspergillus niger ... of the SBS Residues of the SBS of both XBS and XAN involved in substrate interaction were selected based on the crystal structures of XBS and XAN soaked with xylotetraose and xylopentaose, respectively ... effect of genetic engineering of the secondary binding site of the B subtilis and A niger xylanases on the screening ratio The screening ratio is defined as the ratio of activity on Xylazyme AX and...
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Tài liệu Báo cáo khoa học: The chitinolytic system of Lactococcus lactis ssp. lactis comprises a nonprocessive chitinase and a chitin-binding protein that promotes the degradation of a- and b-chitin doc
Ngày tải lên :
18/02/2014, 08:20
... concentrations Sequence analysis and modelling of LlChi18A and LlCBP33A Cloning and purication of LlChi18A and LlCBP33A The gene fragments coding for the mature proteins of LlChi18A and LlCBP33A were successfully ... containing 100 lm of (GlcNAc)14 was analysed at the start, in the middle and at the end of each series of samples The resulting average values of the standards (displaying standard deviations of < 5%) ... factor of 10 (see Materials and methods) (D) Chromatogram of (GlcNAc)6 degradation products generated by LlChi18 after of incubation with nM of enzyme The double peaks represent the a- and b-anomers...
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Tài liệu Báo cáo khoa học: Regulation of cathepsin B activity by 2A2 monoclonal antibody docx
Ngày tải lên :
18/02/2014, 11:20
... the binding of substrates and other inhibitors and to identify the mechanism by which it regulates the activity of cathepsin B Results Preparation and characterization of 2A2 mAb and its Fab ... presence of various concentrations of 2A2 mAb The binding of 2A2 mAb was followed by native gel electrophoresis Increasing the concentration of 2A2 mAb at a fixed molar ratio of cathepsin B and cystatin ... weaker bands of the cathepsin B ⁄ cystatin C complex and stronger bands corresponding to a newlyformed complex with 2A2 mAb (Fig 5A) The experiment was repeated with Fab fragments of 2A2 mAb and...
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Tài liệu Báo cáo khoa học: Calcium-binding to lens bB2- and bA3-crystallins suggests that all b-crystallins are calcium-binding proteins pptx
Ngày tải lên :
18/02/2014, 16:20
... filtration and dynamic light scattering of the apo and holo forms of bA3- and bB2-crystallins There was no significant change in the stability and hydrodynamic radius of the both forms of proteins ... a final concentration of 0, 0.1, and 10 mM to bB2-crystallin and 0, 0.5, and mM to bA3-crystallin Fig Near-UV CD spectroscopy: (A) 1.1 mgÆmL)1 of bB2- and (B) 0.65 mgÆmL)1 of bA3-crystallin was ... proteins and induce luminescence peaks at 492 nm and 547 nm via energy transfer from Trp and Tyr residues [32] Terbium binds to bB2- and bA3-crystallins and induces luminescence peaks at 492 and 547...
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Tài liệu Báo cáo khoa học: Dual P2Y12 receptor signaling in thrombin-stimulated platelets – involvement of phosphoinositide 3-kinase b but not c isoform in Ca2+ mobilization and procoagulant activity pdf
Ngày tải lên :
18/02/2014, 16:20
... equation of Fluo-3 for Ca2+ [27] Ultra-pure calcium-free water was used for preparation of all buffers and (ant)agonists Measurement of cytosolic cAMP and InsP3 Intracellular levels of cAMP and InsP3 ... thrombin-induced Ca2+ response, and abolished the effects of ADP, AR-C and wortmannin A B C D Fig Contribution of SERCA and phospholipase C to P2Y12-dependent prolongation of Ca2+ responses (A, B) Fura-2-loaded ... importance of the PI3-Kb isoform PI3-Kb and not PI3-Kc mediates P2Y12-dependent procoagulant activity of mouse and human platelets Prolonged elevation in [Ca2+]i can signal for surface exposure of phosphatidylserine,...
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