ibuprofen loading and release in fa32 and its derivatives
Molecular mechanisms of mechanosensing at cell cell and cell matrix adhesion 2
Ngày tải lên :
09/09/2015, 08:13
... αcatenin central domain to show that vinculin binding to talin and α-catenin only upon application of force and vinculin binding inhibits the refolding of these proteins In addition, at forces ... adhesions such as α-catenin and talin and a C-terminal tail domain that binds to F-actin In cytosol, vinculin exist in an auto-inhibited conformation where its head and tail domains bind with nanomolar ... N-terminal binding sites for talin and α-catenin are not blocked by the head-to-tail interactions [61, 62] Moreover, the affinity of talin and α-actinin’s vinculin binding sites to vinculin has...
- 115
- 552
- 0
Báo cáo khoa học: A biophysical view of the interplay between mechanical forces and signaling pathways during transendothelial cell migration doc
Ngày tải lên :
22/03/2014, 21:20
... Stroka and H Aranda-Espinoza unbinding force of JAM-A–JAM-A interactions increases from about 40 to 300 pN with increasing loading rate, whereas the unbinding force of the JAM-A–LFA-1 interaction increases ... a-catenin cannot bind simultaneously to b-catenin and actin [94] A recent study has suggested that epithelial protein lost in neoplasm (also known as Lima-1) links actin and a-catenin, and that ... underlying substrate (Fig 1) It has been shown that there is a pN bond between an integrin and a fibronectin molecule, and the maintenance of this bond requires talin, which binds the integrin to...
- 14
- 513
- 0
Báo cáo hóa học: " Tuning the electronic properties of boron nitride nanotube by mechanical uni-axial deformation: a DFT study" docx
Ngày tải lên :
21/06/2014, 05:20
... increase with the increase of strain As shown in Figure 3c, angles B and C increase when the strain increases, whereas decreases in angles A and D can be seen as the strain increases Consequently, the ... radial buckling and bond lengths of (5,5) BNNT at different strains and (c) the radial buckling and bond angles of (5,5) BNNT at different strains radial buckling at different strains The definition ... radial buckling is less significant for a zigzag BNNT In Figure 5, the radial buckling of the (5,5) BNNT dramatically decreases with an increase in strain, indicating that the B and N atoms are...
- 11
- 408
- 0
Báo cáo y học: "Effects of short-term glucocorticoid treatment on changes in cartilage matrix degradation and chondrocyte gene expression induced by mechanical injury and inflammatory cytokines" doc
Ngày tải lên :
12/08/2014, 18:20
... Traumatic joint injury in young adults greatly increases the risk of developing OA [1,2] and post-traumatic OA remains a major clinical and societal problem Treatments following joint trauma initially ... in explants subjected to mechanical injury and inflammatory cytokine challenge In one series of experiments using bovine and human cartilage, DEX was added immediately at the time of injury and ... sulfate incorporation and nitrite accumulation in cytokine-treated and mechanically-injured bovine and human cartilage, as well as the effect of CMK on GAG loss in bovine cartilage, a general linear...
- 15
- 290
- 0
Báo cáo y học: "Short reflex expirations (expiration reflexes) induced by mechanical stimulation of the trachea in anesthetized cats" ppt
Ngày tải lên :
13/08/2014, 08:20
... response induced in the inspiratory phase of breathing regularly and immediately terminated inspiration No coactivation of inspiratory (PS or DIA) and expiratory activity (ABD) was observed either in ... ERt (and also ERg) that were induced during inspiration vs those ERt (ERg) in expiration We have to point out that the analyzed ERt (ERg) in inspiration were the strongest responses obtained in ... tracheal stimulation trials in 50 animals, 326 of them began in the expiratory period of breathing (58%), 236 in inspiration (42%) The stimulation induced cough (Fig 1) and during 380 stimulation trials...
- 9
- 215
- 0
Báo cáo y học: "Alveolar instability caused by mechanical ventilation initially damages the nondependent normal lung" ppt
Ngày tải lên :
13/08/2014, 08:20
... collapse and expand in the injured lung is not by balloon-like isotropic expansion, but rather due to the folding of the alveolar walls Alveolar instability and arterial PO2 Another interesting finding ... rather than to a predetermined endpoint of time In our study we defined lung injury to be a 20% increase in alveolar instability We also assessed whether the 'time to alveolar instability' could be ... change in alveolar size and shape with tidal ventilation), it is important to understand that normal alveoli not change size during tidal ventilation by expanding and contracting like a balloon in...
- 10
- 184
- 0
Synthesis of nanostructured titanium based intermetallics by mechanical alloying
Ngày tải lên :
17/09/2015, 17:19
... milling, and then an amorphous phase, and finally a crystalline fcc phase were obtained with increase in milling time Milling time can also influence the evolution of grain size during milling ... phase, and (d) SAD pattern from crystalline structure Fig 5.11 Changes in grain size and lattice strain of Al in ball milled Ti-58Al powders Fig 5.12 Changes in grain size and lattice strain in Ti ... in grain size remains little in the early stage of milling because cold-welding is dominant at that time With the increase in milling time, fracturing prevails and grain refinement starts After...
- 300
- 413
- 0
Tài liệu Machine Tool & MachiningPrepared By: Hafiz Muhammad Nadeem Sharif B.Sc, M.Sc Mechanical U Waterloo Canada Lecturer MED, U.E.T Lahore doc
Ngày tải lên :
17/02/2014, 18:20
... even further reduced, and productivity increased These machines use cams to automate the sliding and indexing of the turret and the opening and closing of the chuck CNC lathes and second-operation ... Lathe Machine: • A lathe is a machine tool which spins a block of material to perform various operations such as cutting, Turning, Facing, Threading, sanding, knurling, drilling, or deformation ... machine, introduces drilling or milling operations into the design of the lathe • The 3 -in- 1 name comes from the idea of having a lathe, milling machine, and drill press all in one affordable machine...
- 75
- 559
- 0
Retrieval of the source location and mechanical descriptors of a hysteretically-damped solid occupying a half space by full wave inversion of the the response signal on its boundary doc
Ngày tải lên :
18/03/2014, 01:21
... of the minimum of the cost function; 5- to increase the resolving power of this minimum position, diminish I, while keeping constant or increasing the number of P1 in this interval, and repeat ... site in response to SH cylindrical seismic waves radiated by deep and shallow line sources-I Theory, Geophys.J.Int., 163, 165191 (2005) [18] Jones D.V and Petyt M., Ground vibration in the vicinity ... waveform inversion in the frequency domain, Part 1; theory and verification in a physical scale model, Geophys., 64, 888-901 (1999) 25 [32] Ringdal F and Kennett B.L.N (eds.), Monitoring the comprehensive...
- 26
- 467
- 0
báo cáo hóa học:" Assessing mechanical integrity of spinal fusion by in situ endochondral osteoinduction in the murine model" potx
Ngày tải lên :
20/06/2014, 04:20
... in design and coordination JAH conceived of study, and participated in design and coordination EAO provided lab animal resources and equipment for tests, and participated in design and coordination ... osteoinduction by radiographic examination Microcomputed Tomography inspection of explanted spines exposed to BMP-2 was performed taking an average hours/spine (including preparation, scanning, and ... with spinal stenosis: a prospective, randomized study comparing decompressive laminectomy and arthrodesis with and without spinal instrumentation Spine 1997, 22(24):2807-12 34 Boden SD, Schimandle...
- 9
- 439
- 0
báo cáo hóa học:" Assessing mechanical integrity of spinal fusion by in situ endochondral osteoinduction in the murine model" pptx
Ngày tải lên :
20/06/2014, 07:20
... in design and coordination JAH conceived of study, and participated in design and coordination EAO provided lab animal resources and equipment for tests, and participated in design and coordination ... osteoinduction by radiographic examination Microcomputed Tomography inspection of explanted spines exposed to BMP-2 was performed taking an average hours/spine (including preparation, scanning, and ... with spinal stenosis: a prospective, randomized study comparing decompressive laminectomy and arthrodesis with and without spinal instrumentation Spine 1997, 22(24):2807-12 34 Boden SD, Schimandle...
- 9
- 331
- 0
Báo cáo hóa học: " Evaluating interaction forces between BSA and rabbit anti-BSA in sulphathiazole sodium, tylosin and levofloxacin solution by AFM" potx
Ngày tải lên :
20/06/2014, 22:20
... concentration increased, hence diminishing the strong repulsive protein-protein interactions In addition, increasing the solution IS may disrupt the hydration shell coating on protein surfaces and thus ... and Technology, Ministry of Education, Chongqing University, 400044 Chongqing, China 2Institute of Biochemistry and Biophysics, College of Bioengineering, Chongqing University, 400044 Chongqing, ... levofloxacin as a small nonionic drug did not significantly affect the interactions of BSA and rabbit anti-BSA in the solution These findings may enhance our understanding of antigen/antibody binding...
- 9
- 426
- 0
Báo cáo hóa học: " Improvement in dielectric and mechanical performance of CaCu3.1Ti4O12.1 by addition of Al2O3 nanoparticles" pot
Ngày tải lên :
20/06/2014, 23:20
... involving mobile-charged species in terms of the Maxwell-Wagner relaxation [5] Internal interfaces in the polycrystalline CCTO give rise to the polarization in the insulating grain boundary and ... microstructure, consisting of coarse and fine grains, while the nanocomposites showed mainly fine grains in their microstructure due to the fact that the additive inhibited grain growth The additive ... The microstructures of the sintered samples were characterized using a scanning electron microscope [SEM], and the average grain size was determined using the linear intercept method For the electrical...
- 13
- 405
- 0
báo cáo hóa học:" Improvement in dielectric and mechanical performance of CaCu3.1Ti4O12.1 by addition of Al2O3 nanoparticles" pdf
Ngày tải lên :
21/06/2014, 17:20
... involving mobile-charged species in terms of the Maxwell-Wagner relaxation [5] Internal interfaces in the polycrystalline CCTO give rise to the polarization in the insulating grain boundary and ... microstructure, consisting of coarse and fine grains, while the nanocomposites showed mainly fine grains in their microstructure due to the fact that the additive inhibited grain growth The additive ... The microstructures of the sintered samples were characterized using a scanning electron microscope [SEM], and the average grain size was determined using the linear intercept method For the electrical...
- 13
- 391
- 0
báo cáo hóa học:" Improvement in dielectric and mechanical performance of CaCu3.1Ti4O12.1 by addition of Al2O3 nanoparticles" pot
Ngày tải lên :
21/06/2014, 17:20
... involving mobile-charged species in terms of the Maxwell-Wagner relaxation [5] Internal interfaces in the polycrystalline CCTO give rise to the polarization in the insulating grain boundary and ... microstructure, consisting of coarse and fine grains, while the nanocomposites showed mainly fine grains in their microstructure due to the fact that the additive inhibited grain growth The additive ... The microstructures of the sintered samples were characterized using a scanning electron microscope [SEM], and the average grain size was determined using the linear intercept method For the electrical...
- 13
- 316
- 0
Báo cáo hóa học: " Mechanical Deformation Behavior of Nonpolar GaN Thick Films by Berkovich Nanoindentation" ppt
Ngày tải lên :
22/06/2014, 00:20
... obtained in backscattering geometry Results and Discussion Typical loading unloading force–displacement curves of different crystalline plane GaN thick films are shown in 123 Fig Typical continuous ... are independent of slip and the crystal orientation, which are nearly identical and remain relatively constant for the whole indenter penetration depth This is not surprising since during indentation ... b and e are the corresponding panchromatic CL images of (a) and (d), respectively c and f are magnified SEM images in the perpendicular and parallel cases at 500 mN 123 756 as shown in Fig 3b and...
- 5
- 404
- 0
Báo cáo hóa học: " Detecting Impulses in Mechanical Signals by Wavelets" ppt
Ngày tải lên :
23/06/2014, 01:20
... feature and wavelets (b) Signal and its wavelet transforming coefficients example is given in the following Figure 1a shows a simulated impulsive feature usually contained in the signal and three kinds ... denoising method is further studied in the following section SOFT THRESHOLD The application of threshold criterion is effective in reducing noise and highlighting the interesting features in mechanical ... Engineering Science, Oxford University, 1993 [4] S K Lee and P R White, “Higher-order time-frequency analysis and its application to fault detection in rotating machinery,” Mechanical Systems and...
- 7
- 250
- 0
Project Gutenberg’s Number-System of Algebra, by Henry Fine potx
Ngày tải lên :
28/06/2014, 19:20
... already in a sense symbolic, expressed itself in equations and inequalities, and investigated the results of certain operations But its symbols, equations, and operations were all interpretable in ... on the line from the null-point is a real number Let any point on the line be taken, and suppose the segment of the line lying between this point and the null-point to contain the unit line α times, ... may be arranged in b rows containing a units each But in such an arrangement there are a columns containing b units each; so that if this same set of units be grouped by columns instead of rows,...
- 104
- 252
- 0