vortex induced vibrations viv and fatigue
Báo cáo đề tài nghiên cứu khoa học NGHIÊN CỨU DAO ĐỘNG CỦA CÁP VĂNG DƯỚI TÁC DỤNG CỦA GIÓ MƯA KẾT HỢP THE RESEARCHING ON VIBRATIONS OF STAY CABLES ARE INDUCED BY WIND AND RAIN INTERACTION
Ngày tải lên :
25/05/2016, 21:22
... gió điều kiện thời tiết khô trở nên ổn định có mưa Nghiên cứu Hikami Shiraishi cho thấy tượng Vortex- induced oscillation (dao động cuộn xoáy) hay Galloping (dao động lên xuống) Do vậy, tượng dao ... TÌNH HÌNH NGHIÊN CỨU HIỆN NAY Dạng dao động cáp hiệu ứng gió mưa kết hợp ghi nhận lần cầu Koehlbrand – Đức năm 1974 Đến năm 1988 dạng dao động lại Hikami Shiraishi phát trình xây dựng cầu Meikonishi...
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Báo cáo y học: "1, 25-dihydroxyvitamin D3 decreases adriamycin-induced podocyte apoptosis and loss"
Ngày tải lên :
25/10/2012, 11:40
... effects of 1,25-(OH)2D3 on podocyte apoptosis and podocytopenia induced by adriamycin (ADR) and the potential mechanisms 291 Materials and Methods Animals and experimental design Forty-eight male ... cycle and given ad libitum access to food and water These rats were randomly divided into three groups (n=16, per group): Adriamycin (ADR) group, ADR+1,25-(OH)2D3 group, and control group ADR induced ... TUNEL assay in vivo and in vitro, and consistent results were obtained that 1,25-(OH)2D3 significantly protected podocytes from ADR induced apoptosis Of interest, 1,25-(OH)2D3 and its metabolites...
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Tài liệu Báo cáo khoa học: Functional hierarchy of plasminogen kringles 1 and 4 in fibrinolysis and plasmin-induced cell detachment and apoptosis docx
Ngày tải lên :
20/02/2014, 01:20
... lane 6, Glu-Pg- and mAb 34D3-treated cells Bands in lanes and correspond to forms I and II of plasmin(ogen) High molecular weight bands in lanes and correspond to mAb A10.2- and mAb 34D3-plasminogen ... Lys-plasmin(ogen) binding and activation These structural–functional transitions are determinant in the initiation and development of both fibrinolysis and cell detachment -induced apoptosis and may therefore ... evaluate their respective contribution to Gluand Lys-Pg binding and activation onto fibrin and cells, as well as their effects on fibrinolysis and on plasmin -induced cell apoptosis The LBS specificity...
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Tài liệu Báo cáo Y học: The b-1,4-endogalactanase A gene from Aspergillus niger is specifically induced on arabinose and galacturonic acid and plays an important role in the degradation of pectic hairy regions pdf
Ngày tải lên :
21/02/2014, 01:21
... International (Bray, Ireland) Taq polymerase was from Gibco BRL (Breda, The Netherlands) All other standard chemicals were either obtained from Sigma or Merck Potato arabinogalactan and onion arabinogalactan ... plates and purified by rescreening at low plaque density Standard methods were used for other DNA manipulations, such as Southern analysis, subcloning, DNA digestions, and lambda phage and plasmid ... D-galactose, D-galactobiose and D-galactotetraose were used as standards to identify the D-galactose and D-galacto-oligosaccharides The calculated areas for D-galactose and D-galacto-oligosaccharides...
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Tài liệu Báo cáo Y học: Enhancement by a-tocopheryl hemisuccinate of nitric oxide production induced by lypopolysaccharide and interferon-c through the upregulation of protein kinase C in rat vascular smooth muscle cells docx
Ngày tải lên :
22/02/2014, 04:20
... It is noteworthy that TA and TN also decreased the enhancing effect of TS on LPS/IFNinduced NO production Fig Effects of a-T and its derivatives (TA and TN) on LPS/IFNinduced NO production in ... KT-5720 and H8 and the PKC inhibitors Ro31-2880 and GF109203X did not affect apparently LPS/IFN -induced NO production In the combination system of 10 lM TS with LPS/IFN, the PKA inhibitors KT-5720 and ... Effects of PKA inhibitors (KT-5720 and H8) and PKC inhibitors (Ro31-8220 and GF109203X) on the enhancement by TS of LPS/IFNinduced NO production in VSMC (A), and Western blot analysis of PKCa...
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Báo cáo khoa học: Fluorescence quenching and kinetic studies of conformational changes induced by DNA and cAMP binding to cAMP receptor protein from Escherichia coli ppt
Ngày tải lên :
07/03/2014, 16:20
... i 3ị where F0 and F are uorescence intensities in the absence and presence of quencher, Q, respectively, Ki and Vi are the dynamic and static quenching constants, respectively, and fi is the ... total emission and has a maximum at 338 nm 1105 CRP conformational changes induced by DNA and cAMP M Tworzydo et al Table Fluorescence quenching parameters for CRPW85A, CRPW85A(cAMP)2 and CRPW85ADNA ... of the CRPW85A mutant and its complexes with cAMP and DNA were conducted using an excitation wavelength equal to 295 nm Phase and modulation were analyzed by using single- and double-exponential...
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Báo cáo khoa học: Pherokine-2 and -3 Two Drosophila molecules related to pheromone/odor-binding proteins induced by viral and bacterial infections ppt
Ngày tải lên :
08/03/2014, 08:20
... expression of both phk-2 and phk-3 is strongly reduced by ecdysone in vivo [41] These data support the hypothesis that Phk-2 and Phk-3 may interact with ligands different from Phk-1, and carry other functions ... flies For survival experiments, groups of 25 flies were kept on standard medium at 22 °C, and counted daily Microscopic observations For observation of GFP expression patterns, live flies and larvae ... fluorescence in noninfected larvae in both anterior and posterior spiracles, in the digestive tract, the ring gland, the antenna buds and testis (Fig 3A,B and data not shown) In adult flies, GFP was expressed...
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Báo cáo khoa học: Maturation of Pichia pastoris-derived recombinant pro-Der p 1 induced by deglycosylation and by the natural cysteine protease Der p 1 from house dust mite doc
Ngày tải lên :
17/03/2014, 11:20
... der Lecq and others for their quick and excellent work on the protein sequences (Sequentie centrum, Utrecht, the Netherlands), and Dr Maurits de Planque for his explanations, time, and help, ... spontaneously after deglycosylation or by incubation with nDer p MATERIALS AND METHODS Cloning and sequencing of mature and pro-Der p From a house dust mite kgt11 library (kindly provided by W ... glycopeptides/proteins and cleaves only high-mannose structures and hybrid structures (AcNeu-Gal-GlcNAc) The results were analyzed by SDS/PAGE (silver staining), immunoblot with rabbit anti-(Der p 1) Ig, and concanavalin...
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Báo cáo khoa học: Expression profiling reveals differences in metabolic gene expression between exercise-induced cardiac effects and maladaptive cardiac hypertrophy pot
Ngày tải lên :
23/03/2014, 13:20
... exercise -induced hypertrophy Expression of selected genes in maladaptive hypertrophy To compare expression of CD36 and UCP2 in adaptive and maladaptive hypertrophy we analysed expression of CD36 and ... chain isoforms and thyroid hormone receptor isoforms differ between adaptive and maladaptive hypertrophy [10–12] A comprehensive analysis of the gene expression changes in exerciseinduced cardiac ... however, is lacking Such an approach may identify shared and divergent molecular networks between adaptive and maladaptive hypertrophy and point to new therapeutic strategies The microarray technology...
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Báo cáo khoa học: SLC39A14, a LZT protein, is induced in adipogenesis and transports zinc pptx
Ngày tải lên :
30/03/2014, 16:20
... predicted sequence, and observed 1636 bp (Fig 1A, RT-1), 1282-bp (Fig 1A, RT-2), and 924 bp (Fig 1A, RT-3) cDNA fragments We next performed 5¢-RACE and 3¢-RACE for isolation of the 5¢-end and 3¢-end of ... SLC39A14 in differentiating and nondifferentiating cells Total RNA (25 lg) isolated from proliferating and postconfluent (growth-arrested) 3T3-L1 and NIH-3T3 cells, before and h after induction with ... manufacturer’s directions The single stranded cDNA was amplified with oligo-(dT) primer and AMV reverse transcriptase The second strand of cDNA was synthesized using a second-strand enzyme cocktail containing...
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study the effect of welding joint location on the fatigue strength and fatigue life for steel weldment
Ngày tải lên :
24/05/2014, 20:35
... of the subject and the wide area of application, it is not surprising that several approaches for fatigue analysis of welded joints toughness and fatigue strength [4] The aim and scope : The ... welding joint on the fatigue life and fatigue strength of rotating steel shaft and finding the best location for welding joint The scope of this work is applied mechanics and the design of welding ... E467) for the fatigue The samples of experimental work for tensile and fatigue tests were cutting from steel that had Table.1 Chemical composition of steel samples (tensile and fatigue sample)...
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báo cáo hóa học:" Luteinizing hormone-induced Akt phosphorylation and androgen production are modulated by MAP Kinase in bovine theca cells" doc
Ngày tải lên :
20/06/2014, 07:20
... cells, and oocytes [2] Androgen receptor null mice culminate in reduced fertility and premature ovarian failure [3], indicating that androgens are necessary for reproductive function and fertility ... inhibited the LH -induced Akt phosphorylation, CYP17A1 expression, and androgen production in theca cells These results suggest that LH stimulates CYP17A1 mRNA expression and androgen production ... growth factor-II (IGF-II) and nerve growth factor (NGF) on theca cells Reportedly, theca cells express IGFII and NGF in cattle, and each of IGF-II and NGF stimulate androgen production [33,34]...
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Báo cáo hóa học: " Molecular Dynamics Simulation of Nanoindentation-induced Mechanical Deformation and Phase Transformation in Monocrystalline Silicon" potx
Ngày tải lên :
21/06/2014, 22:20
... 72 and nanoindentation -induced phase transformations during loading and unloading Both spherical and Berkovich indenters were considered Molecular ... metastable Si-III and Si-XII phases is strongly stress-dependent, different stress distributions induced by spherical and Berkovich indenters would result in different Si-III and Si-XII distributions ... thermal vibrations of Si atoms [25] Conclusion Nanoindentation -induced deformation and phase transformations in monocrystalline Si(100) were investigated through MD simulations The Si-III and Si-XII...
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Báo cáo hóa học: " Mechanical Deformation Induced in Si and GaN Under Berkovich Nanoindentation" pptx
Ngày tải lên :
22/06/2014, 19:20
... center and near edge of indent Because of the nanoindentation -induced phase transformations, there are crystalline metastable phases present (The symbols j and are denoted as Si-III and Si-XII ... and the other two taken at different positions (corner and center of indent) after nanoindentation The characteristic features of H E2 and A1 ðLOÞ peaks, locating, respectively, at 568 cm-1 and ... plastic deformation were taking place through the indentationinduced metastable phases (Si-III and Si-XII) and amorphous phase exhibited in Si, and the propagation of dislocations displayed in GaN thin...
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Báo cáo lâm nghiệp: "Plasticity in growth, biomass allocation and root morphology in beech seedlings as induced by irradiance and herbaceous competition" pptx
Ngày tải lên :
08/08/2014, 00:21
... soil and to avoid any competition with herbs Stands were selected to form a gradient of light regimes (= stand density) and stand ages comprising: (i) three young and dense Pinus-dominated stands ... the dense pine stands (R2adj = 0.63), and was about 13-fold higher in the submature stand (ML + V) than in the young stand of similar relative irradiance (ML – V) On each stand we installed a ... nursery were randomly distributed and planted in November 2000 in the centre of each 1.2 × 1.2 m unit Randomisation and utilisation of two-year-old seedlings reduced possible ontogenic and size-dependent...
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Báo cáo y học: "Rhinorrhea, cough and fatigue in patients taking sitagliptin" docx
Ngày tải lên :
08/08/2014, 21:20
... yr old African-American woman had metabolic syndrome, atopic and aspirin -induced asthma and rhinitis, and history of ACEI cough Atopy and asthma were controlled by inhaling one puff of 500 μg fluticasone ... glandular secretagogues We propose that sitagliptin induced inhibition of DPP IV activity may supplement this inflammatory effect and lead to augmented peptide mediated glandular secretion and ... Symptoms persisted for months into the winter and resolved within a week of stopping sitagliptin Anterior and/ or posterior rhinorrhea, fatigue, cough and the sensation of wheezing or dyspnea developed...
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Báo cáo y học: "Infliximab therapy in rheumatoid arthritis and ankylosing spondylitis-induced specific antinuclear and antiphospholipid autoantibodies without autoimmune clinical manifestations: a two-year prospective study" potx
Ngày tải lên :
09/08/2014, 01:24
... Antiphospholipid autoantibodies were induced in 21% (5 of 24) and 27% (4 of 15) of our RA and AS patients, respectively Anti-β2GPI autoantibodies were induced in 8% and 13% of our RA and AS patients, respectively ... RA patient and three more AS patients, giving a total induction of 87% in RA and 85% in AS The induction of ANA appeared between and 18 months (mean 6.35 months) for RA and between and 24 months ... namely antinuclear (ANA) and anti-double-stranded DNA (anti-dsDNA) autoantibodies, has also been observed after infliximab treatment in 63.8% and 13% of RA patients and in 49.1% and 21.5% of Crohn's...
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Báo cáo khoa học: "The use of caspase inhibitors in pulsed-field gel electrophoresis may improve the estimation of radiation-induced DNA repair and apoptosis" pdf
Ngày tải lên :
09/08/2014, 09:20
... the study and drafted the manuscript GP, LL and MB participated in PFGE and in immunofluorescence studies XS provided informatics and support with statistics for data analysis SM, OC, RM and GC ... that apoptosis induced by agarose is a component of total DNA breakage, and that the inhibition of apoptosis allows for more proper estimation of radiation -induced DNA DSB repair and apoptosis ... Relationship between residual radiation -induced DNA double-strand breaks in cultured fibroblasts and late radiation reactions: a comparison of training and validation cohorts of breast cancer...
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Báo cáo y học: "DNA-like class R inhibitory oligonucleotides (INH-ODNs) preferentially block autoantigen-induced B-cell and dendritic cell activation in vitro and autoantibody production in lupus-prone MRL-Faslpr/lpr mice in vivo" potx
Ngày tải lên :
09/08/2014, 14:21
... (18, 44, 46, and 48) and palindromic (1, 43, 45, and 47) INH-ODNs lacking the CCT element (45 and 46), GGG element (43 and 44), or both (47 and 48) Similar to control ODN 4173, INH-47 and INH-48 ... (IL6/TNF-α) secretion requires late endosomal signaling and is induced primarily by linear TLR9 ligands [8] Although bacterial DNA and double-stranded CpG-ODNs stimulate macrophages vigorously, they ... TLR7/8 ligand -induced activation away from the TLR7 toward the TLR8 pathway, as observed in HEK cells expressing TLR7 and TLR8 and in primary human peripheral blood mononuclear cells [67] and mouse...
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Báo cáo khoa hoc:" Effects of bone marrow cell transplant on thyroid function in an I131-induced low T4 and elevated TSH rat model" docx
Ngày tải lên :
11/08/2014, 08:20
... I,II,III TSH Control TSH 0.1 Figure TSH and T4 concentration on Day 0, 40 and 80 after RAI TSH and T4 concentration on Day 0, 40 and 80 after RAI TSH and T4 serum levels of study group (n = 15) ... day 40 and remained as such, until day 80, in the study group The study group mean was 6.67 ug/dL(SD 1.49) and 6.84 ug/dL(SD 2.31) on days 40 and 80 respectively versus 9.02 ug/dL(SD 1.66) and 9.68 ... of group I and group III, and there was a delay in the recovery of normal thyroid function in group II in comparison to both groups I and III that may be caused by the inflammation induced by...
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