Ion-Selective Microelectrodes and Their Use in Excitable Tissues

Front Matter....Pages i-xi
Front Matter....Pages 1-1
Theory of Ion-Selective Electrodes....Pages 3-11
New Ion Selective Liquid Membrane Microelectrodes....Pages 13-23
Sensitivity of K + -Selective Microelectrodes to pH and Some Biologically Active Substances....Pages 25-39
Double-Barrel Ion Selective [K + , Ca 2+ , Cl − ] Coaxial Microelectrodes (ISCM) for Measurements of Small and Rapid Changes in Ion Activities....Pages 41-45
Determination of Selectivity Coefficients of Ion-Selective Microelectrodes....Pages 47-52
Front Matter....Pages 53-53
Intracellular Potassium and Chloride Measurements in Sheep Cardiac Purkinje Fibers....Pages 55-66
Intracellular Electrochemical Potentials: Skeletal Muscle vs . Epithelial Steady-State vs . Kinetics....Pages 67-89
Measurement of Intracellular Calcium Activities....Pages 91-94
pH Related Potassium Movements in Rabbit Atrium....Pages 95-97
Intracellular Free Calcium Affects Electric Membrane Properties. A Study with Calcium-Selective Microelectrodes and with Arsenazo III in Helix Neurons....Pages 99-117
Measurement of Free Ca 2+ in Nerve Cell Bodies....Pages 119-124
Intracellular Recording of Potassium in Neurons of the Motor Cortex of Awake Cats Following Extracellular Applications of Acetylcholine....Pages 125-131
Potassium Fluxes of Isolated Nerve Endings Monitored by a Valinomycin-Activated Ion-Selective Membrane Electrode in vitro ....Pages 133-136
Front Matter....Pages 137-137
Extracellular K + Accumulation in the Spinal Cord....Pages 139-158
Extracellular Potassium and Calcium Activities in the Mammalian Spinal Cord, and the Effect of Changing Ion Levels on Mammalian Neural Tissues....Pages 159-180
Relations between Extracellular K + and Ca ++ Activities and Local Field Potentials in the Spinal Cord of the Rat During Focal and Generalized Seizure Discharges....Pages 181-185
Ion Fluxes Across the Membrane of Motoneurons During the Action of Glutamate....Pages 187-190
The Ionic Basis of the IPSP in Spinal Motoneurons of the Frog....Pages 191-194
Effects of Increased Extracellular Potassium Activity in the Frog Spinal Cord on the Flexor Reflex....Pages 195-199
Extracellular K + Activity during Electrical Stimulation of Rat Sympathetic Ganglia, Vagus and Optic Nerves in Vitro....Pages 201-204
Front Matter....Pages 137-137
Extracellular Potassium Activity and Axon Excitability....Pages 205-208
Front Matter....Pages 209-209
Extracellular Potassium, Calcium and Volume Profiles During Spreading Depression....Pages 211-223
Cortical pH and pCa in Relation to DC Potential Shifts During Spreading Depression and Asphyxiation....Pages 225-229
Changes of Extracellular Potassium in Rat Cerebellar Cortex Indicate a Reduced Na-K-Pump Activity during Acute and Chronic Li-Application....Pages 231-234
Changes in Extracellular Free Ca 2+ in the Sensorimotor Cortex of Cats During Electrical Stimulation and Iontophoretic Application of Amino-Acids....Pages 235-239
Measurements of Ion Activity in the CNS: Extracellular K + and Ca 2+ in the Hippocampus....Pages 241-245
Evoked Ionic Alterations in Brain Slices....Pages 247-259
Serotonin and GABA-Induced Fluctuations in Extracellular Ion Concentration in the Hippocampal Slice....Pages 261-265
The Slow Component of the Direct Cortical Response and Extracellular Potassium....Pages 267-272
Potassium Changes Elicited in the Feline Somatosensory Cortex by a Single Stimulus to the Peripheral Nerve....Pages 273-278
The Mechanism and Integrative Role of Extracellular Potassium Clearance in the Rat Brain....Pages 279-282
Front Matter....Pages 283-283
K + Accumulation and Its Physiological Regulatory Role in Heart Muscle....Pages 285-298
Measurement of Intracellular Ionic Calcium Concentration in Guinea Pig Papillary Muscle....Pages 299-301
Intracellular Na Activity During K or Rb Activated Response in Sheep Purkinje Fibres—Correlation with Changes in Membrane Potential....Pages 303-306
Interaction between pH i and pCa i in Cardiac Tissue....Pages 307-309
The Use of ISMs in Working Skeletal Muscles and Venous Effluent Blood....Pages 311-315
Characteristics of Ca 2+ -Selective Microelectrodes and Their Application to Cardiac Muscle Cells....Pages 317-321
Front Matter....Pages 323-323
Ion-Selective Properties of the Nerve Cell Membrane....Pages 325-330
Glial Cells as Potassium Detectors....Pages 331-337
The Role of Cells in the Dispersal of Brain Extracellular Potassium....Pages 339-343
Front Matter....Pages 323-323
Movement of Potassium into Glial Cells in the Retina of the Drone, Apis mellifera, During Photostimulation....Pages 345-349
Intracellular Calcium and the Regulation of Neuronal Membrane Permeability....Pages 351-354
CNS and Na-Pump in Situ Muscle....Pages 355-355
Back Matter....Pages 357-369