Voltage-activated sodium channels amplify inhibition in neocortical pyramidal neurons

Nature Neuroscience

Volumn 2, Issue 2, 1999, Pages 144-150

  Stuart, Greg ^a  

^a Biology and Environment   (Australia)

Author keywords

[No Author keywords available]

Indexed keywords

SODIUM CHANNEL;

ANIMAL CELL; ARTICLE; CELL MEMBRANE DEPOLARIZATION; INHIBITORY POSTSYNAPTIC POTENTIAL; NEOCORTEX; NERVE POTENTIAL; NONHUMAN; PRIORITY JOURNAL; PYRAMIDAL NERVE CELL; SODIUM CURRENT;

ACTION POTENTIALS; ANIMALS; CEREBRAL CORTEX; ELECTROPHYSIOLOGY; NEURAL INHIBITION; PYRAMIDAL CELLS; RATS; SODIUM CHANNELS; SYNAPTIC TRANSMISSION; TIME FACTORS;

EID: 0033361979     PISSN: 10976256     EISSN: None     Source Type: Journal    
DOI: 10.1038/5698     Document Type: Article

References (33)

1. Johnston, D. & Wu, S. Foundations of Cellular Neurophysiology (MIT Press, Cambridge, MA, 1995).
2. Hille, B. Ion Channels of Excitable Membranes (Sinauer, Sunderland, MA, 1994).
3. Johnston, D., Magee, J. C., Colbert, C. M. & Christie, R. Active properties of neuronal dendrites. Annu. Rev. Neurosci. 19, 165-186 (1996).
4. Masukawa, L. M. & Prince, D. A. Synaptic control of excitability in isolated dendrites of hippocampal neurons. J. Neurosci. 4, 217-227 (1984).
5. Stafstrom, C. E., Schwindt, P. C., Chubb, M. C. & Crill, W. E. Properties of persistent sodium conductance and calcium conductance of layer V neurons from cat sensorimotor cortex in vitro. J. Neurophysiol. 53, 153-170 (1985).
6. Miles, R. & Wong, R. K. Excitatory synaptic interactions between CA3 neurones in the guinea-pig hippocampus. J. Physiol. (Lond.) 373, 397-418 (1986).
7. Thomson, A. M., Girdlestone, D. & West, D. C. Voltage-dependent currents prolong single-axon postsynaptic potentials in layer III pyramidal neurons in rat neocortical slices. J. Neurophysiol. 60, 1896-1907 (1988).
8. Sutor, B. & Hablitz, J. J. EPSPs in rat neocortical neurons in vitro I. Electrophysiological evidence for two distinct EPSPs. J. Neurophysiol. 61, 607-620 (1989).
9. Sutor, B. & Hablitz, J. J. EPSPs in rat neocortical neurons in vitro II. Involvement of N-methyl-D-aspartate receptors in the generation of EPSPs. J. Neurophysiol. 61, 621-634 (1989).
10. Deisz, R. A., Fortin, G. & Zieglgänsberger, W. Voltage-dependence of excitatory postsynaptic potentials of rat neocortical pyramidal neurons. J. Neurophysiol. 65, 371-382 (1991).
11. Hirsch, J. & Gilbert, C. D. Synaptic physiology of horizontal connections in the cat visual cortex. J. Neurophysiol. 11, 1800-1809 (1991).
12. Stuart, G. & Sakmann, B. Amplification of EPSPs by axosomatic sodium channels in neocortical pyramidal neurons. Neuron 15, 1065-1077 (1995).
13. + channels amplify EPSPs in hippocampal CA1 pyramidal cells. J. Neurophysiol. 76, 2181-2191 (1996).
14. Urban, N. N., Henze, D. A. & Barrionuevo, G. Amplification of perforant-path EPSPs in CA3 pyramidal cells by LVA calcium and sodium channels. J. Neurophysiol. 80, 1558-1561 (1998).
15. Crill, W. E. Persistent sodium current in mammalian central neurons. Annu. Rev. Physiol. 58, 349-362 (1996).
16. Kyrozis, A. & Reichling, D. B. Perforated-patch recording with gramicidin avoids artifactual changes in intracellular chloride concentration. J. Neurosci. Methods 57, 27-35 (1995).
17. Owens, D. F., Boyce, L. H., Davis, M. B. & Kriegstein, A. R. Excitatory GABA responses in embryonic and neonatal cortical slices demonstrated by gramicidin perforated-patch recordings and calcium imaging. J. Neurosci. 16, 6414-6423 (1996).
18. B receptors in the CA1 region of rat hippocampus. Neuropharmacology 32, 1071-1073 (1993).
19. f) in guinea-pig dissociated sinoatrial node cells. Br. J. Pharmacol. 110, 343-349 (1993).
20. 2+ current produces input signal amplification and bistability in cat and rat thalamocortical neurones. J. Physiol. (Lond.) 505, 689-705 (1997).
21. van Brederode, J. F. & Spain, W. J. Differences in inhibitory synaptic input between layer II-III and layer V neurons of the cat neocortex. J. Neurophysiol. 74, 1149-1166 (1995).
22. Stuart, G. I. & Sakmann, B. Active propagation of somatic action potentials into neocortical pyramidal cell dendrites. Nature 367, 69-72 (1994).
23. Mainen, Z. F., Joerges, J., Huguenard, J. R. & Sejnowski, T. J. A model of spike initiation in neocortical pyramidal neurons. Neuron 15, 1427-1439 (1995).
24. Rapp, M., Yarom, M. & Segev, I. Modeling back propagating action potentials in weakly excitable dendrites of neocortical pyramidal cells. Proc. Natl Acad. Sci. USA 93, 11985-11990 (1996).
25. Buhl, E. H., Halasy, K. & Somogyi, P. Diverse sources of hippocampal unitary inhibitory postsynaptic potentials and the number of synaptic release sites. Nature 68, 823-882 (1994).
26. Stuart, G., Spruston, N., Sakmann, B. & Häusser, M. Action potential initiation and backpropagation in neurons of the mammalian central nervous system. Trends Neurosci. 20, 125-131 (1997).
27. Kim, H. G., Beierlein, M. & Connors, B. W. Inhibitory control of excitable dendrites in neocortex. J. Neurophysiol. 74, 1810-1814 (1995).
28. Miles, R., Tóth, K., Gulyas, A. I., Hâjos, N. & Freund, T. F. Differences between somatic and dendritic inhibition in the hippocampus. Neuron 16, 815-823 (1996).
29. i changes in the dendrites of hippocampal CA1 pyramidal neurons. J. Neurophysiol. 76, 2896-2906 (1996).
30. Collingridge, G. L., Gage, P. W. & Robertson, B. Inhibitory post-synaptic currents in rat hippocampal CA1 neurones. J. Physiol. (Lond.) 356, 551-564 (1984).
31. Cobb, S. R., Buhl, E. H., Halasy, K., Paulsen, O. & Somogyi, P. Synchronisation of neuronal activity in hippocampus by individual GABAergic interneurons. Nature 378, 75-78 (1995).
32. +-dependent theta-like rhythmicity in stellate cells of entorhinal cortex layer II, Nature 342, 175-177 (1989).
33. Stuart, G. J., Dodt, H.-U. & Sakmann, B. Patch-clamp recordings from the soma and dendrites of neurones in brain slices using infrared video microscopy. Pflügers Arch. 423, 511-518 (1993).