Excitation-Contraction Coupling in Skeletal, Cardiac, and Smooth Muscle

Abstract

Speakers.- Na/Ca Exchange and First Messenger Ca in Skeletal Muscle Excitation-Contraction Coupling.- The Significance of Na+ in E-C Coupling in Muscle.- Cellular Mg++ Accumulation is Altered by Extracellular Na+ and Directly Affects Agonist-Induced Mobilization of Ca++ in Vascular Smooth Muscle.- Calcium and Potassium Channel Regulation by Protein Phosphorylation in Smooth Muscle Cells of Guinea Pig Taenia Coli.- Potassium Channel Activation in Vascular Smooth Muscle.- Excitation- Contraction Coupling in Rat Skeletal Muscle Cells: Evolution during in vitro Myogenesis.- Volume Changes During Contraction of Isolated Frog Muscle Fibers.- Analysis of Factors Involved in the Tissue Selectivity of Calcium Antagonists.- The Functional Role of T-Tubular Calcium Channels in Skeletal Muscle Contractions.- Effects of Calcium Release from the Sarcoplasmic Reticulum on Intramembrane Charge Movement in Skeletal Muscle.- Ca2+ Antagonists as Tools in the Analysis of Excitation-Contraction Coupling in Skeletal Muscle Fibres.- Regulation of Calcium Slow Channels in Cardiac Muscle and Vascular Smooth Muscle Cells.- Subcellular Calcium Compartmentation and Exchange in the Cardiac Cell: Relation to Contractile Control.- Calcium Release and Force Development in Rat Myocardium.- Potentiation of Contraction as Related to Changes in Free and Total Intracellular Calcium.- Imaging of Calcium Transients during Excitation-Contraction Coupling in Skeletal Muscle Fibers.- Role of Calcium Channels of the Sarcolemma and the Sarcoplasmic Reticulum in Skeletal Muscle Functions.- Two Kinds of Calcium-Induced Release of Calcium from the Sarcoplasmic Reticulum of Skinned Cardiac Cells.- The Sarcoplasmic Reticulum of Skeletal Muscle: A Look from Inside.- Ligand Binding and Cooperative Interactions among the Subunits of the Tetrameric Ca2+ Release Channel Complex of Sarcoplasmic Reticulum.- Control of Calcium Release from the Sarcoplasmic Reticulum.- Mechanisms of Calcium Release from Terminal Cisternae in Crustacean Muscle.- Presenters.- nACh Receptor-Activity Modulating Intracellular Ca2+ (RAMIC) Its Finding, Properties and Roles.- Energetics of Muscarinic Stimulation of Smooth Muscle.- NPY-(18-36) and Pertussis Toxin Distinguish between the Negative and Positive Contractile Effects of Neuropeptide Y (NPY) in Ventricular Cardiomyocytes.- Effect of Ryanodine on Glycerinated Rabbit Psoas Muscle Fibers.- Modulation of Ca2+ Release and Na+ Channel Function in Skeletal Muscle by Fatty Acids.- Effect of Free Radicals on Excitation-Contraction Coupling in Isolated Rat and Guinea Pig Ventricular Myocytes.- [Ca2+] and [Na+] in Rat Ventricular Myocytes Showing Negative and Positive Force Frequency Relationships.- Action of Vasoconstrictor Hormones and Calcium Entry Modulators on Electrical Activity and Intracellular Calcium of Smooth Muscle Cells.- Solubilization, Physiological Role and Localization of a Key Protein (31.5 KD) to Excitation-Contraction Coupling Process of Frog Skeletal Muscle Cells, Using Phenylglyoxal.- GTP?S Activates Calcium Channels in Neonatal Rat Ventricular Cells.- Effects of Cyclopiazonic Acid, an Inhibitor of the Ca++ ATPase of Sarcoplasmic Reticulum, on Ca++ Transport, Contraction and Relaxation in Cardiac Muscle.- Role of External Calcium and Sarcolemmal Na/Ca Exchange in the Depolarisation-Contraction Coupling in Mammalian Skeletal Muscle.- IP3 and GTP?S Cause Contraction of Permeabilised Guinea Pig Ileum Longitudinal Smooth Muscle via Distinct Mechanisms.- Ag+-Induced Inward Current on Frog Skeletal Muscle.- 'Reverse Use-Dependent' Effects of 4-Aminopyridine on the Transient Outward Potassium Current in Ferret Right Ventricular Myocytes.- Interaction of ICa with INa/Ca [Ca++]i and Ca++ Binding Proteins in Frog Atrium: A Theoretical Study.- Evidence for the Existence of Endothelial Factors Regulating Contractility in Rat Heart.- Active and Passive Forces during Ischemia and Reperfusion of Rat Fast and Slow Twitch Skeletal Muscles.- Ca2+ Influx through Voltage- and Purinoceptor-Operated Channels Estimated from [Ca2+]c Signals (Myocytes from Guinea-Pig Urinary Bladder).- Calyculin A Modulates Voltage-Dependent Outward Current in Guinea-Pig Taenia Coli Smooth Muscle Cells.- Excitation-Contraction Coupling in Canine Tracheal Smooth Muscle Cells.- Negative Inotropic Effects of Caffeine Related to Leak of Ca2+ from the Sarcoplasmic Reticulum.- Endothelium-Dependent and -Independent Relaxation of Aortas from Copper-Deficient Rats.- Modulation of L-Type Calcium Current in Mammalian Ventricular Myocytes by Photolysis of Caged Calcium.- Effects of Inorganic Phosphate on Calcium and Tension Oscillations in Saponin-Treated Rat Cardiac Muscle.- Effects of Low Ionic Strength and Calmodulin on the Decline in Maximal Calcium-Activated Force in Permeabilized Smooth Muscle.- Correlation between the Results of Functional and Receptor Binding Studies in Cardiac Muscle.- Pulmonary Beta Receptor Number Changes under the Influence of Ovalbumin Sensitization and Glucocorticoid Treatment.- Role of Guanylate Cyclase Activation in the Smooth Muscle Actions of Dihydropyridines.- ?-Mediated Vasoconstriction: Transmembrane Signalling and Receptor Reclassification.- The Effects of Changes in pO2 on Endothelium-Dependent and -Independent Relaxations of the Human Umbilical Artery and Rat Aorta.- Ca Ions and Potassium Contracture in the Retractor Unguis Muscle of the Cockroach.- Sphingosine Inhibits Calcium Release from Sarcoplasmic Reticulum Membranes.- Purification of a Ryanodine-Sensitive Channel Protein from Human Neutrophils.- Regulation of Smooth Muscle Contraction by the Myosin Light Chain Phosphorylation-Dependent and -Independent Mechanisms.- Calcium Release Channel of Sarcoplasmic Reticulum: An Important Target for Doxorubicin-Mediated Cardiotoxicity.- Calcium or Sodium Leakage Channels in Cultured Mammalian Myotubes.- Citrate Decreases Ca Current and Changes Selectivity of Cardiac Ca Channels.- Effects on Ca2+ Uptake of Monoclonal Antibodies Raised against Canine Cardiac Phospholamban and their Correlation with Epitopic Location.- 45Ca++ Efflux Studies in Rabbit T-Tubule Membrane Preparations in the Range of Late After Potentials during Tetanic Contractions.- Biochemical Properties of OR-1259 - A Positive Inotropic and Vasodilatory Compound with an Antiarrhythmic Effect.- Characterization of a Muscle Membrane ATPase Glycoprotein.- Role of Protein Kinase C (PKC) in Mediating Ca2+ Entry in Vascular Smooth Muscle Cells.- Postganglionic Nicotinic Action of Anatoxin-A on Guinea Pig Ileum Antagonized by Thymopentin.- The Surface Input Site Responsible for Excitation-Contraction (E-C) Coupling Mechanism in Single Skeletal Muscle Fibres of Frog.- Ca-Induced Ca Release from the SR of Barnacle Myofibrillar Bundles, Triggered by the Photorelease of Calcium Ions from Caged Calcium.- Contractile and Electrophysiologic Effects of Realkalization in Cardiac Tissues: Role of Na/H Exchange and Increased [Ca]I.- Leukotriene-Induced Contraction of Isolated Guinea Pig Gallbladder (GB) Strips.- Effects of Ryanodine on SR Ca2+ Release Channels Demonstrated with Caffeine-Induced Tension Transients in Skinned Striated and Vascular Smooth Muscle.- Effects of Diaphragmatic Fatigue on Phosphoinositide Hydrolysis.- Physiological Role and Localization of the New Ouabain Receptor Protein (31.5 KD) from Cat Cardiac Muscles, Using the Monoclonal AB against the Protein.- Na-Ca Exchange Current During the Cardiac Action Potential.- Author Index.