Nonsynaptic Mechanisms and Interictal-Ictal Transitions in the Mammalian Hippocampus

[1]  A Konnerth,et al.  Nonsynaptic epileptogenesis in the mammalian hippocampus in vitro. I. Development of seizurelike activity in low extracellular calcium. , 1986, Journal of neurophysiology.

[2]  A Konnerth,et al.  Nonsynaptic epileptogenesis in the mammalian hippocampus in vitro. II. Role of extracellular potassium. , 1986, Journal of neurophysiology.

[3]  Peter G. Aitken,et al.  The effects of moderate changes of extracellular K+ and Ca2+ on synaptic and neural function in the CA1 region of the hippocampal slice , 1986, Brain Research.

[4]  K. Krnjević,et al.  Ephaptically generated potentials in CA1 neurons of rat's hippocampus in situ. , 1986, Journal of neurophysiology.

[5]  R. Miles,et al.  Excitatory synaptic interactions between CA3 neurones in the guinea‐pig hippocampus. , 1986, The Journal of physiology.

[6]  D. Johnston,et al.  Epileptiform activity induced by changes in extracellular potassium in hippocampus. , 1985, Journal of neurophysiology.

[7]  W. Douglas Knowles,et al.  Simulation of hippocampal afterdischarges synchronized by electrical interactions , 1985, Neuroscience.

[8]  S. Franceschetti,et al.  Effects of anticonvulsants on spontaneous epileptiform activity which develops in the absence of chemical synaptic transmission in hippocampal slices , 1985, Brain Research.

[9]  R. Nicoll,et al.  Control of the repetitive discharge of rat CA 1 pyramidal neurones in vitro. , 1984, The Journal of physiology.

[10]  J. Jefferys,et al.  Low‐calcium field burst discharges of CA1 pyramidal neurones in rat hippocampal slices. , 1984, The Journal of physiology.

[11]  Y. Yarom,et al.  Neuronal interactions mediated by neurally evoked changes in the extracellular potassium concentration. , 1984, The Journal of experimental biology.

[12]  U. Heinemann,et al.  Extracellular potassium concentration in chronic alumina cream foci of cats. , 1984, Journal of neurophysiology.

[13]  F. Dudek,et al.  Excitation of hippocampal pyramidal cells by an electrical field effect. , 1984, Journal of neurophysiology.

[14]  F. Dudek,et al.  Synchronization without active chemical synapses during hippocampal afterdischarges. , 1984, Journal of neurophysiology.

[15]  J. Hablitz,et al.  Picrotoxin-induced epileptiform activity in hippocampus: role of endogenous versus synaptic factors. , 1984, Journal of neurophysiology.

[16]  K. Krnjević,et al.  Facilitation of hippocampal CA3 pyramidal cell firing by electrical fields generated antidromically , 1984, Neuroscience.

[17]  A. Konnerth,et al.  Slow transmission of neural activity in hippocampal area CA1 in absence of active chemical synapses , 1984, Nature.

[18]  T. Kosaka.  Gap junctions between non-pyramidal cell dendrites in the rat hippocampus (CA1 and CA3 regions) , 1983, Brain Research.

[19]  C. Nicholson,et al.  Potassium accumulation around individual purkinje cells in cerebellar slices from the guinea‐pig. , 1983, The Journal of physiology.

[20]  R. Nicoll,et al.  Ammonia does not selectively block IPSPs in rat hippocampal pyramidal cells. , 1983, Journal of neurophysiology.

[21]  A. Gardner-Medwin.  A study of the mechanisms by which potassium moves through brain tissue in the rat. , 1983, The Journal of physiology.

[22]  R K Wong,et al.  Synchronized burst discharge in disinhibited hippocampal slice. I. Initiation in CA2-CA3 region. , 1983, Journal of neurophysiology.

[23]  H. Haas,et al.  Synchronized bursting of CA1 hippocampal pyramidal cells in the absence of synaptic transmission , 1982, Nature.

[24]  B. Katz,et al.  An endplate potential due to potassium released by the motor nerve impulse , 1982, Proceedings of the Royal Society of London. Series B. Biological Sciences.

[25]  P. Schwartzkroin,et al.  Electrotonic and dye coupling in hippocampal CA1 pyramidal cells in vitro , 1982, Neuroscience.

[26]  R. Nicoll,et al.  Feed‐forward dendritic inhibition in rat hippocampal pyramidal cells studied in vitro , 1982, The Journal of physiology.

[27]  D. Prince,et al.  Variations in electrophysiological properties of hippocampal neurons in different subfields , 1982, Brain Research.

[28]  Y. Yarom,et al.  Extracellular potassium ions mediate specific neuronal interaction. , 1982, Science.

[29]  F. Dudek,et al.  A physiological test for electrotonic coupling between CA1 pyramidal cells in rat hippocampal slices , 1982, Brain Research.

[30]  F. Dudek,et al.  Coupling in rat hippocampal slices: Dye transfer between CA1 pyramidal cells , 1982, Brain Research Bulletin.

[31]  S G Waxman,et al.  Modulation of parallel fiber excitability by postsynaptically mediated changes in extracellular potassium. , 1981, Science.

[32]  F. Dudek,et al.  Electrotonic coupling between pyramidal cells: a direct demonstration in rat hippocampal slices. , 1981, Science.

[33]  Arvid Lundervold,et al.  Hippocampal excitability and changes in extracellular potassium , 1981, Experimental Neurology.

[34]  R. Nicoll,et al.  Epileptiform burst afterhyperolarization: calcium-dependent potassium potential in hippocampal CA1 pyramidal cells. , 1980, Science.

[35]  F. Dudek,et al.  Dye-coupling between CA3 pyramidal cells in slices of rat hippocampus , 1980, Brain Research.

[36]  K. Krnjević,et al.  Changes in extracellular Ca2+ and K+ activity accompanying hippocampal discharges. , 1980, Canadian journal of physiology and pharmacology.

[37]  D. Prince,et al.  Extracellular calcium and potassium changes in hippocampal slices , 1980, Brain Research.

[38]  D. Prince,et al.  A calcium-activated hyperpolarization follows repetitive firing in hippocampal neurons. , 1980, Journal of neurophysiology.

[39]  H. Korn,et al.  Electrical field effect interactions in the vertebrate brain , 1980, Trends in Neurosciences.

[40]  Y. Ben-Ari,et al.  Hippocampal seizures and failure of inhibition , 1979 .

[41]  M. Gutnick,et al.  Relation between extracellular potassium concentration and neuronal activities in cat thalamus (VPL) during projection of cortical epileptiform discharge. , 1979, Electroencephalography and clinical neurophysiology.

[42]  D. Prince,et al.  Participation of calcium spikes during intrinsic burst firing in hippocampal neurons , 1978, Brain Research.

[43]  D. Alkon,et al.  Evidence for nonsynaptic neuronal interaction. , 1978, Journal of neurophysiology.

[44]  Uwe Heinemann,et al.  Ceiling of stimulus induced rises in extracellular potassium concentration in the cerebral cortex of cat , 1977, Brain Research.

[45]  N. Hori,et al.  The correlation between extracellular potassium concentration and hippocampal epileptic activity in vitro , 1976, Brain Research.

[46]  T A Pedley,et al.  The role of extracellular potassium in hippocampal epilepsy. , 1976, Archives of neurology.

[47]  G. Sypert,et al.  Changes in extracellular potassium activity during neocortical propagated seizures. , 1974, Experimental neurology.

[48]  D. Prince,et al.  Extracellular potassium activity during epileptogenesis. , 1974, Experimental neurology.

[49]  G F Ayala,et al.  Genesis of epileptic interictal spikes. New knowledge of cortical feedback systems suggests a neurophysiological explanation of brief paroxysms. , 1973, Brain research.

[50]  M. Dichter,et al.  Silent cells during interictal discharges and seizures in hippocampal penicillin foci. Evidence for the role of extracellular K+ in the transition from the interictal state to seizures. , 1972, Brain research.

[51]  W. Spencer,et al.  Recurrent excitation in the CA3 region of cat hippocampus. , 1971, The International journal of neuroscience.

[52]  H. Jasper,et al.  Basic Mechanisms of the Epilepsies , 1971, Journal of the Royal College of Physicians of London.

[53]  I. Izquierdo,et al.  Effects of potassium on rat hippocampus: the dependence of hippocampal evoked and seizure activity on extracellular potassium levels. , 1970, Archives internationales de pharmacodynamie et de therapie.

[54]  J B Ranck,et al.  Potassium accumulation in interstitial space during epileptiform seizures. , 1970, Experimental neurology.

[55]  J. M. Ritchie,et al.  On the electrogenic sodium pump in mammalian non‐myelinated nerve fibres and its activation by various external cations , 1968, The Journal of physiology.

[56]  S. W. Kuffler,et al.  Effect of nerve impulses on the membrane potential of glial cells in the central nervous system of amphibia. , 1966, Journal of neurophysiology.

[57]  C. Vera,et al.  A Consideration of Feedback Mechanisms in the Genesis and Maintenance of Hippocampal Seizure Activity , 1964, Epilepsia.

[58]  C. A. Marsan,et al.  CORTICAL CELLULAR PHENOMENA IN EXPERIMENTAL EPILEPSY: INTERICTAL MANIFESTATIONS. , 1964, Experimental neurology.

[59]  H. Petsche,et al.  Hippocampal electrical activity III. Unitary events and genesis of slow waves , 1961 .

[60]  E. Kandel,et al.  Excitation and inhibition of single pyramidal cells during hippocampal seizure. , 1961, Experimental neurology.

[61]  A. Hodgkin,et al.  The action of calcium on the electrical properties of squid axons , 1957, The Journal of physiology.

[62]  A. Konnerth,et al.  Epileptogenesis in Low Extracellular Calcium , 1986 .

[63]  J. McNamara,et al.  Interstitial ion concentrations and paroxysmal discharges in hippocampal formation and spinal cord. , 1986, Advances in neurology.

[64]  U. Heinemann,et al.  Ionic changes and alterations in the size of the extracellular space during epileptic activity. , 1986, Advances in neurology.

[65]  D. Prince.  Contribution of Ca-Mediated Events to Epileptogenesis , 1986 .

[66]  F. Dudek,et al.  Role of electrical interactions in synchronization of epileptiform bursts. , 1986, Advances in neurology.

[67]  E. Roberts.  Failure of GABAergic inhibition: a key to local and global seizures. , 1986, Advances in neurology.

[68]  B. Connors,et al.  Mechanisms of interictal epileptogenesis. , 1986, Advances in neurology.

[69]  T. H. Brown,et al.  The synaptic nature of the paroxysmal depolarizing shift in hippocampal neurons , 1984, Annals of neurology.

[70]  B. Connors,et al.  Mechanisms underlying interictal-ictal transitions. , 1983, Advances in neurology.

[71]  M. O’Connor,et al.  Recurrent seizures induced by potassium in the penicillin treated hippocampus. , 1974, Electroencephalography and clinical neurophysiology.

[72]  G. Sypert,et al.  Extracellular potassium concentration changes during propagated seizures in neocortex. , 1973, Experimental neurology.

[73]  G F Ayala,et al.  Excitability changes and inhibitory mechanisms in neocortical neurons during seizures. , 1970, Journal of neurophysiology.