vibration of structures induced by fluid flow

... Permalloy Structures Induced by a Local Current Fig 2.14: Variation of domain patterns with size in 50 nm thick Permalloy structures by Fischer et al [18] The different magnetic domain structures of ... Magnetic Domain Study of Micron- and Nano-sized Permalloy Structures Induced by a Local Current objective of case is to study the uniformity of the magnetic field produced by the current along ... were obtained by the technique of field induced switching presented in section 2.2.1 Though the 14 Magnetic Domain Study of Micron- and Nano-sized Permalloy Structures Induced by a Local Current...

Ngày tải lên: 10/11/2015, 11:34

... point “0”along the direction of main fluid flow and Y is the distance from the ribbed surface perpendicular to the direction of main fluid flow Figure Velocity profile for flow over an inclined rib ... release of main and secondary flow through the gap Further presence of some of the high velocity vectors just behind the rib confirm the enerzization of retarded main flow due to release of secondary ... study of developed flow and heat transfer in coolants with channels with 45 degree ribs”, Int Journal of Heat and fluid flow, 20, 311-319, 1999 [11] Xiufang and Sudden Bengt “PIV measurement of flow...

Ngày tải lên: 05/09/2013, 16:10

... progression of this chain of events by the use of two blockers of mRNA synthesis: Actinomycin, an overall inhibitor of RNA synthesis, and F11R-siRNA, a specific inhibitor of the synthesis of F11R-mRNA ... critical role of F11R in the initiation of atherogenesis This study demonstrates that inhibition by specific siRNA of the de-novo biosynthesis of F11R, induced in endothelial cells by inflammatory ... concentrations of cytokines in comparison to levels of F11R mRNA measured in the absence of cytokines Since the inhibition of the activity of NFB by parthenolide did not block the increase in the level of...

Ngày tải lên: 18/06/2014, 19:20

... ,pMis the set of neighbours of the considered point, w1, , wMare the weights and s labels each of the 3(N-2) pairs of maps (indicated by ij in Equation 5) In this article, 25 neighbours of each point ... the number of iteration, rms(∇I) is the average root mean square (RMS) of the gradients of the → images and rms(− n−1 ) is the RMS of the vector flow v estimated in the previous step of the iteration ... estimation of the flow and of the production term is clear: the flow paths are straight and go from the initial to the final positions of the first two Gaussian functions; the production of the third...

Ngày tải lên: 20/06/2014, 22:20

... is usually modeled by the theory of Bradley and Harper, which explains the surface instability by curvature-dependent energy dispersion, a process that happens by the removal of atoms similar as ... Review E (Statistical, Nonlinear, and Soft Matter Physics) 2006, 74:050103 15 Bradley RM, James MEH: Theory of ripple topography induced by ion bombardment Journal of Vacuum Science & Technology A: ... relatively high energy of ion beam over 10 keV, which is more likely to promote the preferential sputtering and high mobility of the diffusing atoms Ripple structure induced by diffusion-driven...

Ngày tải lên: 21/06/2014, 03:20

... increase of body hair and muscle mass of the preExtensive increase of body hair and muscle mass of the premenopausal patient Page of (page number not for citation purposes) World Journal of Surgical ... Metabolism of testosterone by virilizing Krukenberg tumor of the ovary Ances at al (18) A case of Krukenberg tumor with virilization aspects Sani et al (22) Approach to the mechanism of androgen ... symptoms of Krukenberg tumors, whereas abnormal vaginal bleeding and amenorrhea occur in only 20% of patients [11] Most patients Page of (page number not for citation purposes) World Journal of Surgical...

Ngày tải lên: 09/08/2014, 07:21

... disruption of skin and mucus memberane due to the use of invasive devices Most endemic infections were transmitted by the hands of medical personnel [1-5,7] The Association for Professional in ... providing the combined effects of the physical removal of microbes and the antiseptic property of hypochlorous acid and active oxygen in a single cleansing process This flow- water hand-washing system ... water produced by the system is reportedly effective even at low concentrations (eg ppm) and eradicates methicillin-resistant Staphlococcus aureus IN s in vitro [6] Moreover the flow of water enhances...

Ngày tải lên: 12/08/2014, 18:20

... chronic disease characterized by accumulation of genetic modifications such as mutation of p53 within the host genome [296-299] Approximately half of the solid tumors induced by BLV in cattle contain ... characterized by the presence of an aminoterminal zinc finger and by a leucine-rich activation domain located between residues 157 and 197 [188,194] Deletion of the activation domain or substitutions of ... to the presence of a E-to-K mutation at codon 303 of the Tax protein [83,184,186] In cell culture, transfection of provirus 395 yields reduced levels of Tax activity (~ 10 % of wild-type) although...

Ngày tải lên: 13/08/2014, 09:20

... Timer, capable of measuring tenths of a second 5.7 Vacuum System, capable of maintaining a constant vacuum of 20.0 0.2 kPa below atmospheric pressure at the receiver for the duration of each determination ... rating of 17 µm The mesh is 65 wires/cm by 303/315 wires/cm The wire strands have diameters of 0.0071 cm and 0.0046 cm, respectively The nominal filtration rating indicates a 98 % removal by mass ... screen Begin with three successive washes of at least 50 mL of heptane (Warning—Flammable See A1.2) Follow with three succes- sive washes of at least 50 mL of acetone (Warning— Extremely flammable...

Ngày tải lên: 20/10/2014, 17:18

... better definition of a threshold value for predicting fluid responsiveness A PLR -induced increase in ABF of more than 8% predicted fluid responsiveness with a PPV of 82% and an NPV of 91% We found ... in the supine position (Base 2) Once after a fluid loading of 250 ml of 0.9% sodium chloride (VE 250 ml) Once after a second fluid loading of 250 ml of 0.9% sodium chloride (VE 500 ml), which was ... 3) Ability of passive leg raising maneuver to predict fluid responsiveness Considering all patients, the increase in ABF induced by PLR was correlated positively with that induced by VE 500 ml...

Ngày tải lên: 13/08/2014, 03:20

... reactions, phlebitis induced by intravenous infusion of antineoplastic agents reduces the completion of chemotherapy The causative factors of phlebitis include the pH and osmotic pressure of the solution, ... part of the vein in all animals and in the distal part of the vein in of the animals Edema (Grades 1-3) was found in the proximal part of the vein in of the animals and in the distal part of the ... phlebitis caused by VNR, so we tried to clarify the difference in the effect of DEX administration before VNR or after VNR Effect of PSL on DXR -induced phlebitis A 1.4 mg/mL solution of DXR was infused...

Ngày tải lên: 26/10/2012, 09:57

... proteins as a result of its structural similarity to nucleotide cofactors Specifically-bound proteins are then normally eluted by the application of either an amount of cofactor or by increasing the ... co-ordination of the two distinct functions of TorD with the folding of TorA and possible interactions of both proteins with the MGD biosynthetic apparatus [12] The concentration of GTP in the cytoplasm of ... therefore be limited by the intrinsic rate of GTP hydrolysis, by the action of a GAP, or by interaction with a cognate target GTPases governed by these factors are often referred to as ‘clocks’, ‘switches...

Ngày tải lên: 16/02/2014, 09:20

... Enzymatic regulation of human TK1 Impact of enzyme concentration on the oligomerization of hTK1 Fig Effect of orthophosphate and di- and tri-polyphosphates on oligomerization of native hTK1 hTK1 ... 15625 Li CL, Lu CY, Ke PY & Chang ZF (2004) Perturbation of ATP -induced tetramerization of human cytosolic thymidine kinase by substitution of serine-13 with aspartic acid at the mitotic phosphorylation ... Discussion Identification of the group inducing tetramerization of human TK1 Human TK1 has 234 amino acids and a subunit size of 25.5 kDa [18] Several reports have shown by gel filtration that native...

Ngày tải lên: 18/02/2014, 12:20

... stress-activated MAPK (SAPK), represents a group of MAPKs that are activated by treatment of cells with cytokines or by exposure of cells to a variety of stresses [19–21] JNK activity has been implicated ... inhibition of ERK1 ⁄ MAPK and ⁄ or PtdIns3K ⁄ Akt growth ⁄ survival signaling cascades leads to apoptosis of cancer cells However, there are no studies addressing the role of JNK in apoptosis induced by ... initiation of stress -induced apoptosis [29,30] To examine whether JNK might be activated by AG1478, we treated PC-9 cells with AG1478 for various periods (Fig 2A) Activation of JNK was measured by performing...

Ngày tải lên: 18/02/2014, 13:20

... stimulate some of its activities because of better substrate availability is not yet known The partial restoration of proteasome activities by Hsps contrasts with the lack of effect induced by NAC Hence, ... inhibition of proteasome activities generated by httEx1-polyQ expression does appear to be a consequence of the oxidative stress induced by this mutant protein The effects induced by Hsps in ... cytotoxicity was induced by EGFP expression The mitochondrial depolarization mediated by httEx1-103Q-EGFP expression was more drastic and was roughly similar to that induced by a 15 incubation of control...

Ngày tải lên: 19/02/2014, 06:20

... transcription of c-Fos, a member of the Fos family, AP1 may be implicated in the transcription of bcl-XL induced by EGF We then studied the effects of EGF on AP1 DNA binding in TMK-1 cells The results of ... by Dr K Shuai (University of Role of AP1 in EGF-mediated cell protection California, Los Angeles) TMK-1 cells were cotransfected with 8.5 lg of TAM67 and 1.5 lg of pBabePuro by using the Lipofectamine ... ADR -induced apoptosis by suppressing caspase activity via stabilization of the mitochondria membrane The protective action resulted from the activation of a MAP kinase-dependent pathway, thereby...

Ngày tải lên: 19/02/2014, 06:20

... transition of CRPW85A on binding of cAMP The effect of different concentrations of cAMP on the uorescence intensity of Trp13 is shown in Fig 2B When 200 lM cAMP was added to the solution of CRPW85A, ... the mobility of helix A of the protein As Trp13 is located in the vicinity of the activation region AR2 of the protein [1], which is responsible for the activation of the second class of E coli ... decreases by about A to 18.7 A on binding of cAMP to the anti-cAMP-binding sites of the protein The distance between the sulfur atom of Cys178 and the C9C10 bond of the indole ring of Trp85,...

Ngày tải lên: 20/02/2014, 23:20

... production, but additions of both LPS and IFN induced detectably high levels of NO in VSMC As shown in Fig 2A, approximately 20 lM of NO was produced by 10 lgÆmL)1 of LPS and 100 UÆmL)1 of IFN Under these ... amount of iNOS protein induced by LPS/IFN (Fig 2B), as well as NO production Accordingly, we concluded that the enhancing effect of TS on LPS/IFN -induced NO production is caused by enhancement of ... induction Effects of a-T and its derivatives on the enhancement by TS of LPS/IFN -induced NO production We compared the effects of a-T and its derivatives TA and TN with that of TS on LPS/IFN -induced NO...

Ngày tải lên: 22/02/2014, 04:20

... demonstrating a dose-responsive effect of hA on activation of p38 kinase In parallel experiments, we studied the effects of inhibition of ERK1 ⁄ and p38 kinase on hA -induced caspase-3 activation and ... phosphorylation of ATF-2 in response to hA treatment is catalyzed mainly by p38 kinase We examined protein expression and phosphorylation of ATF-2 by p38 kinase during hA-evoked b-cell 3782 Fig Effects of ... activation of ATF-2 is correlated with induction of apoptosis and the ability of hA to form b-sheet-containing aggregates In contrast, we found that levels of nonphosphorylated ATF-2 were unaffected by...

Ngày tải lên: 07/03/2014, 12:20