Cell and Muscle Motility

1 Actin Organization as an in Vitro Assay for Tumorigenicity.- 1. Introduction.- 2. Methods.- 3. Results and Discussion.- 4. Conclusions.- References.- 2 The Mechanism of Actin-Filament Assembly and Cross-Linking.- 1. Introduction.- 2. Molecular Structure.- 3. Filament Structure.- 4. Filament Formation.- 5. Regulation of Actin Polymerization.- 6. Actin-Filament Networks.- 7. Structure of Actin-Filament Gels.- 8. Actin-Microtubule Interactions.- 9. Perspectives.- References.- 3 A Scanning and Transmission Electron Microscope Examination of ACTH-Induced “Roundingup” in Triton X-100 Cytoskeleton Residues of Cultured Adrenal Cells.- 1. Introduction.- 2. Materials and Methods.- 3. Results and Discussions.- References.- 4 The Role of Tubulin in Steroidogenesis of Mouse Adrenal Y-l Cells and Rat Leydig CCL 43 Cells.- 1. Introduction.- 2. Materials and Methods.- 3. Observations.- 4. Discussion.- References.- 5 Use of Monoclonal Antibodies to Study Cytoskeleton.- 6 Interaction of Calcium -Calmodulin in Microtubule Assembly in Vitro.- 1. Introduction.- 2. Materials and Methods.- 3. Results.- 4. Discussion.- References.- 7 Microtubules in Adult Mammalian Muscle.- 8 Microtubules and Heart-Cell Contraction.- 1. Introduction.- 2. Materials and Methods.- 3. Results.- 4. Discussion.- References.- 9 The Association of Creatine Phosphokinase with the Mitotic Spindle.- 1. Introduction.- 2. Material and Methods.- 3. Results.- 4. Discussion.- References.- 10 Cytoskeletal Defects in Avian Muscular Dystrophy.- 1. Introduction.- 2. Materials and Methods.- 3. Results.- 4. Discussion.- References.- 11 The Structure of Vertebrate Skeletal-Muscle Myosin Filaments.- 1. Introduction.- 2. Subfilament Spacing.- 3. Parallel Subfilaments.- 4. Threefold Symmetry.- 5. Subfilament Arrangement andNumber.- 6. Sources of Artifacts.- 7. Minifilaments.- 8. Tapered Ends of the Filaments.- 9. Differences in Structure along the Length of the Filaments.- 10. Modeling.- References.- 12 Cross-Bridge Movement and the Conformational State of the Myosin Hinge in Skeletal Muscle.- 13 The Regulation of Myosin-Light-Chain Synthesis in Heterokaryons between Differentiated and Undifferentiated Myogenic Cells.- 14 Phosphorylation of Myosin and the Regulation of Smooth-Muscle Actomyosin.- 1. Introduction.- 2. Contractile Apparatus.- 3. Regulation.- References.- 15 Three-Dimensional Structure of Muscle Membranes Involved in the Regulation of Contraction in Skeletal-Muscle Fibers.- 1. Introduction.- 2. Historical Background.- References.- 16 Mechanism of the Apparent Inhibitory Effect ofMgp2+ and Cap2+ on the Actomyosin MgATPase in Relation to the L2 Light Chain.- 1. Introduction.- 2. Methods.- 3. Results and Discussion.- 4. Conclusions.- References.- 17 Actin Activation of Phosphorylated Aortic Myosin.- 1. Introduction.- 2. Materials and Methods.- 3. Results.- 4. Discussion.- References.- 18 The Regulation of Cardiac-Muscle Contraction by Troponin.- 1. Introduction.- 2. Cap2+ Binding to Cardiac Troponin (CTn) and the Regulation of Contraction.- 3. Interactions of Cardiac-Thin-Filament Proteins in the Regulation of Muscle Contraction.- References.- 19 Fluorescent-Probe Studies of Contractile Proteins.- 1. Introduction.- 2. Physical Principles of Fluorescence Techniques.- 3. Experiments on Myosin and Its Complexes.- 4. Summary.- References.- 20 Myosin Flexibility.- 1. Introduction.- 2. Hinge between Subfragment-1 and the Rod.- 3. Flexibility within the Rod.- 4. Summary.- References.