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Mechanics of the cell /

David Boal.

Book Cover
Author: Boal, David H.
Vernacular: 6.5.3 Model results for G'(ω) -- 6.6 Rheology of cytoskeletal components -- 6.6.1 Storage and loss moduli -- 6.6.2 Measurements of viscoelasticity -- 6.6.3 Chain densities in actin networks -- 6.6.4 Cross-linked actin networks -- 6.6.5 Actin solutions -- 6.6.6 Actin filaments at high density -- 6.6.7 Intermediate filament and microtubule solutions -- 6.6.8 Other measurements of soft networks -- Summary -- Problems -- Applications -- Formal development and extensions -- PART II MEMBRANES -- 7 Biomembranes -- 7.1 Membranes, walls and lamina -- 7.2 Self-assembly of amphiphiles -- 7.2.1 Spherical micelles -- 7.2.2 Cylindrical micelles -- 7.2.3 Bilayers -- 7.2.4 Inverted micelles -- 7.2.5 Amphiphiles in the cell -- 7.3 Bilayer compression resistance -- 7.3.1 Experimental measurements of KA and KV -- 7.3.2 Benchmark estimates of KA -- 7.3.3 Rupture tension -- 7.4 Bilayer bending resistance -- 7.4.1 Radius of curvature -- 7.4.2 Experimental measurements of κb -- 7.4.3 Interpretation of κb -- 7.5 Edge energy -- 7.5.1 Vesicle formation: edge energy vs. bending energy -- 7.5.2 Membrane rupture: edge energy vs. tension -- 7.5.3 Measured edge tensions -- 7.6 Cell walls and sheaths -- 7.6.1 Basal lamina -- 7.6.2 Plant cell wall -- Summary -- Problems -- Applications -- Formal development and extensions -- 8 Membrane undulations -- 8.1 Thermal fluctuations in membrane shape -- 8.2 Mathematics of curvature -- 8.3 Membrane bending and persistence length -- 8.3.1 Fourier components of -- 8.3.2 Fourier components and the equipartition theorem -- 8.3.3 Persistence length -- 8.4 Scaling of polymers and membranes -- 8.4.1 Membranes without self-avoidance -- 8.4.2 Flory scaling of polymers and membranes -- (i) Short distances -- (ii) Long distances -- 8.4.3 Fluid and polymerized membranes -- 8.4.4 Effects of pressure and attraction.
Cover -- Mechanics of the Cell -- Title -- Copyright -- Contents -- Preface -- List of symbols -- 1 Introduction to the cell -- 1.1 Designs for a cell -- 1.1.1 Thin membranes for isolating a cell's contents -- 1.1.2 Networks for tensile strength -- 1.1.3 Composite structures for materials efficiency -- 1.1.4 Internal organization for efficient operation -- 1.1.5 Materials to match the expected usage -- 1.2 Cell shapes, sizes and structures -- 1.2.1 Mycoplasmas and bacteria -- 1.2.2 Plant and animal cells -- 1.3 Biomaterials: soft strings and sheets -- 1.3.1 Soft filaments -- 1.3.2 Soft sheets -- 1.3.3 Soft vs. hard: entropy vs. energy -- 1.4 Forces inside and outside the cell -- Summary -- 2 Soft materials and fluids -- 2.1 Fluctuations at the cellular scale -- 2.2 Movement in a viscous fluid -- 2.2.1 Translational drag -- 2.2.2 Rotational drag -- 2.2.3 Reynolds number -- 2.3 Random walks -- 2.4 Diffusion -- 2.4.1 Densities and fluxes -- 2.5 Fluctuations and correlations -- Summary -- Problems -- Applications -- Formal development and extensions -- PART I RODS AND ROPES -- 3 Polymers -- 3.1 Polymers and simple biofilaments -- 3.2 Mathematical description of flexible rods -- 3.2.1 Arc length and curvature -- 3.2.2 Bending energy of a thin rod -- 3.2.3 Directional fluctuations and persistence length -- 3.3 Sizes of polymer chains -- 3.3.1 Ideal chains and filaments -- 3.3.2 Self-avoiding linear chains -- 3.3.3 Branched polymers -- 3.3.4 Collapsed chains -- 3.4 Entropic elasticity -- 3.4.1 Random chain in three dimensions -- 3.4.2 Entropic elasticity -- 3.4.3 Highly stretched chains -- 3.5 Buckling -- 3.6 Measurements of bending resistance -- 3.6.1 Measurements of persistence length -- 3.6.2 ξp and Young's modulus -- 3.6.3 Filament configurations in the cell -- 3.6.4 Filamentous cells -- Summary -- Problems -- Applications.
Formal development and extensions -- 4 Complex filaments -- 4.1 The structure of complex filaments -- 4.2 Torsion, twist and writhe -- 4.2.1 Twist without curvature -- 4.2.2 Twist with curvature -- 4.2.3 Twist and writhe -- 4.3 Measurements of torsional rigidity -- 4.3.1 DNA -- 4.3.2 F-actin -- 4.3.3 Microtubules -- 4.3.4 Other filaments -- 4.4 Stretching of folded polymers -- (1) Spectrin -- (2) Ubiquitin -- (3) Tenascin -- (4) Titin -- 4.5 Protein and RNA folding -- concepts -- (1) α-helices -- (2) β-sheets -- 4.6 Models for polymer folding -- Summary -- Problems -- Applications -- Formal development and extensions -- 5 Two-dimensional networks -- 5.1 Soft networks in the cell -- 5.2 Elasticity in two dimensions -- 5.2.1 Deformations and the strain tensor -- 5.2.2 Forces and the stress tensor -- 5.2.3 Elastic moduli -- 5.2.4 Six-fold networks in 2D -- 5.2.5 Four-fold networks in 2D -- 5.2.6 Networks of springs -- 5.3 Isotropic networks -- 5.3.1 Six-fold spring networks under stress -- 5.3.2 Six-fold spring networks at non-zero temperature -- 5.4 Networks with low coordination number -- 5.5 Membrane-associated networks -- 5.5.1 Measured network elasticity -- 5.5.2 Interpretation of measurements -- Summary -- Problems -- Applications -- Formal development and extensions -- 6 Three-dimensional networks -- 6.1 Networks of biological rods and ropes -- 6.2 Elasticity in three dimensions -- 6.2.1 Strain and stress -- 6.2.2 Elastic moduli -- 6.2.3 Young's modulus and Poisson's ratio -- 6.2.4 Spring network with cubic symmetry -- 6.3 Entropic networks -- 6.3.1 Construction of random chain networks -- 6.3.2 Deformation of the network -- 6.3.3 Entropy change under deformation -- 6.3.4 Elastic moduli -- 6.4 Network percolation and failure -- 6.5 Semiflexible polymer solutions -- 6.5.1 Classification of polymer solutions -- 6.5.2 Storage and loss moduli.
Published: Cambridge ; Cambridge University Press, 2012.
Edition: 2nd ed.
Topics: Cells - Mechanical properties. | Physical biochemistry. | Cell Physiological Phenomena. | SCIENCE - Life Sciences - Biophysics. | SOCIAL SCIENCE - Anthropology - Physical. | Biomechanik
Regions: Celle
Genres: Electronic books.
Online Access: Cambridge Core - Full text online
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University of Illinois at Urbana-Champaign

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Location & Availability for: Mechanics of the cell