Cover image for Biomechanics At Micro- And Nanoscale Levels.
Biomechanics At Micro- And Nanoscale Levels.
Title:
Biomechanics At Micro- And Nanoscale Levels.
Author:
Wada, Hiroshi.
ISBN:
9789812770172
Personal Author:
Physical Description:
1 online resource (182 pages)
Contents:
CONTENTS -- PREFACE -- FOREWORD -- I. CELL MECHANICS -- The effect of streptomycin and gentamicin on outer hair cell motility B. Currall, X. Wang and D. Z. Z. He -- 1 Introduction -- 2 Materials and Methods -- 2.1 Preparation of isolated OHCs -- 2.2 Whole-cell voltage-clamp recording -- 2.3 Somatic motility measurements -- 2.4 Nonlinear capacitance measurements -- 3 Results -- 3.1 Extracellular application of streptomycin and gentamicin -- 3.2 Intracellular application of streptomycin -- 4 Discussion -- Acknowledgment -- References -- Mechanotransduction in bone cell networks X. E. Guo, E. Takai, X. Jiang, Q. Xu, G. M. Whitesides, J. T. Yardley, C. T. Hung and K. D. Costa -- 1 Introduction -- 2 Materials and Methods -- 2.1 Microcontact printing for the formation of controlled bone cell networks -- 2.2 Optimization of geometric parameters for bone cell network formation -- 2.3 Assessment of gap junction formation -- 2.4 Single-cell nanoindentation using atomic force microscopy -- 3 Results -- 3.1 Assessment of cell patterning -- 3.2 Calcium wave propagation in bone cell networks -- 4 Discussion -- 5 Conclusions -- Acknowledgments -- References -- Intracellular measurements of strain transfer with texture correlation C. L. Gilchrist, F. Guilak and L. A. Setton -- 1 Introduction -- 2 Materials and Methods -- 2.1 Primary cell isolation and culture -- 2.2 Stretch experiments -- 2.3 Displacement measurement and strain calculations -- 2.4 Intracellular strain calculations following stretch -- 3 Results -- 3.1 Cell stretching experiments -- 4 Discussion -- Acknowledgments -- References -- II. CELL RESPONSE TO MECHANICAL STIMULATION -- Identifying the mechanisms of flow-enhanced cell adhesion via dimensional analysis C. Zhu, V. I. Zarnitsyna, T. Yago and R. P. McEver -- 1 Introduction -- 2 Transport Governs Flow-enhanced Cell Tethering.

2.1 Conceptual scheme of tethering process -- 2.2 Enhancing tethering by mean sliding velocity -- 2.3 Enhancing tethering by Brownian motion -- 2.4 Enhancing tethering by molecular diffusion -- 3 Catch Bonds Govern Flow-enhanced Cell Rolling -- 3.1 Conceptual scheme of rolling process -- 3.2 Rolling velocity scales with tether force -- 3.3 Off-rate curves and rolling velocity curves correlate and scale similarly -- 3.4 Off-rate curves and curves of multiple rolling regularity metrics correlate and scale similarly -- 4 Discussion and Conclusion -- Acknowledgments -- References -- A sliding-rebinding mechanism for catch bonds J. Lou, C. Zhu, T. Yago and R. P. McEver -- 1 Introduction -- 2 Structures of Selectins and Selectin-Ligand Complexes -- 3 MD Simulations of Selectins and Selectin-Ligand Complexes -- 3.1 Free dynamics simulations of selectin lectin-EGF domains -- 3.2 SMD simulations of unbinding of selectin-ligand complexes -- 4 Sliding-Rebinding Mechanism and Pseudoatom Representation -- 5 Testing the Sliding-Rebinding Mechanism by Mutagenesis Studies -- 6 Discussion and Conclusion -- Acknowledgments -- References -- Role of external mechanical forces in cell signal transduction S. R. K. Vedula, C. T. Lim, T. S. Lim, G. Rajagopal, W. Hunziker, B. Lane and M. Sokabe -- 1 Introduction -- 1.1 Mechanotransduction process -- 2 Mechanosensing -- 2.1 Mechanosensitive or stretch sensitive ion channels -- 2.1.1 Models for the functioning of MS channels -- 2.2 Integrins -- 2.3 Intercellular adhesion molecules -- 2.4 Cytoskeleton -- 2.5 Other receptors (GPCR and RTK) -- 2.6 Membrane fluidity -- 3 Mechanotransduction -- 3.1 Mechanosensitive (MS) ion channels -- 3.1.1 Elevation of intracellular calcium levels -- 3.1.2 Mechanosensitive (MS) ATP Release -- 3.2 Integrins, Focal Complex (FC) & Focal Adhesion (FA) -- 3.2.1 FAK pathway -- 3.2.2 Fyn/Shc pathway.

3.2.3 Rho family GTPases -- 3.2.4 Tyrosine phosphatases -- 4 Mechanoresponse -- 5 Conclusion -- References -- III. TISSUE ENGINEERING -- Evaluation of material property of tissue-engineered cartilage by magnetic resonance imaging and spectroscopy S. Miyata, K. Homma, T. Numano, K. Furukawa, T. Ushida and T. Tateishi -- 1 Introduction -- 2 Materials and Methods -- 2.1 Isolation of chondrocytes and preparation of chondrocyte/agarose constructs -- 2.2 1H-NMR spectroscopy -- 2.3 FCD measurements by Gd-DTPA2- enhanced MRI -- 2.4 Histological analysis -- 2.5 Determination of total sulfated glycosaminoglycan contents -- 3 Results -- 4 Discussion -- Acknowledgments -- References -- Scaffolding technology for cartilage and osteochondral tissue engineering G. Chen, N. Kawazoe, T. Tateishi and T. Ushida -- 1 Introduction -- 2 Hybrid Porous Scaffolds -- 3 Biphasic Porous Scaffold -- 4 Cartilage Tissue Engineering Using Hybrid Scaffolds -- 5 Osteochondral Tissue Engineering Using Hybrid and Biphasic Scaffolds -- 6 Conclusions -- Acknowledgments -- References -- IV. COMPUTATIONAL BIOMECHANICS -- MRI measurements and CFD analysis of hemodynamics in the aorta and the left ventricle M. Nakamura, S. Wada, S. Yokosawa and T. Yamaguchi -- 1 Introduction -- 2 Methods -- 2.1 Measurement of the aortic geometry and flow using MRI -- 2.2 Aorta models -- 2.3 Left ventricle model -- 2.4 Blood flow model -- 2.5 Simulation condition and procedure -- 2.6 Hemodynamics factors -- 3 Results -- 3.1 Importance of the inflow condition at the aorta -- 3.1.1 Flow simulation with an integrated model of the left ventricular and the aorta -- 3.1.2 Measurement of the flow dynamics just above the aortic annulus -- 3.2 Hemodynamics in the aorta models with/without tapering and branches -- 4 Discussion -- 4.1 Significance of the inflow condition on the aortic hemodynamics.

4.2 Significance of the branches and tapering of the aorta -- 5 Conclusions -- Acknowledgments -- References -- A fluid-solid interactions study of the pulse wave velocity in uniform arteries T. Fukui, Y. Imai, K. Tsubota, T. Ishikawa, S. Wada, T. Yamaguchi and K. H. Parker -- 1 Introduction -- 2 Methods -- 2.1 Numerical models -- 2.2 Governing equations and computational code -- 2.3 Boundary conditions -- 3 Results -- 3.1 Wave propagation -- 3.2 Velocity waveforms -- 3.3 Pulse wave velocity -- 3.4 PWV comparison between computation and theoretical values -- 4 Discussion -- 5 Conclusions -- Acknowledgments -- References -- Rule-based simulation of arterial wall thickening induced by low wall shear stress S. Wada, M. Nakamura and T. Karino -- 1 Introduction -- 2 Methods -- 2.1 Initial geometry of the blood vessel -- 2.2 Blood flow analysis -- 2.3 Thickening of the vessel wall -- 2.4 Procedure of computer simulation -- 3 Results and Discussion -- 4 Conclusions -- Acknowledgments -- References -- SUBJECT INDEX.
Abstract:
A project on "Biomechanics at Micro- and Nanoscale Levels", the title of this book, was approved by the Ministry of Education, Culture, Sports, Science and Technology of Japan in 2003; and this four-year project is now being carried out by fourteen prominent Japanese researchers. At the 5th World Congress of Biomechanics held in Munich, Germany, from 29th July to 4th August, 2006, we organized the following sessions: Thread 3: Biomechanics at micro- and nanoscale levels - (1) cell mechanics; (2) molecular biomechanics; (3) mechanobiology at micro- and nanoscale levels; and (4) computational biomechanics. The present proceedings volume covers topics related to these sessions, and follows on from where the previous two volumes left off. This book is essential reading for those interested in understanding current trends of research in the area of biomechanics at micro- and nanoscale levels.
Local Note:
Electronic reproduction. Ann Arbor, Michigan : ProQuest Ebook Central, 2017. Available via World Wide Web. Access may be limited to ProQuest Ebook Central affiliated libraries.
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