Monosynaptic activation of CA3 by the medial perforant path

Brain Research

Volumn 797, Issue 1, 1998, Pages 35-41

  Wu, Kun ^a   Leung, L Stan ^a  

^a UNIVERSITY OF WESTERN ONTARIO   (Canada)

Author keywords

CA3; Current source density; Dentate gyrus; Feedforward excitation; Medial perforant path; Paired pulse facilitation

Indexed keywords

ANIMAL CELL; ANIMAL EXPERIMENT; ARTICLE; DENDRITIC CELL; DENTATE GYRUS; MEMBRANE POTENTIAL; NERVE CELL PLASTICITY; NONHUMAN; POSITIVE FEEDBACK; POSTSYNAPTIC MEMBRANE; PRIORITY JOURNAL; PYRAMIDAL NERVE CELL; RAT; SYNAPTIC MEMBRANE;

ACTION POTENTIALS; ANIMALS; DENTATE GYRUS; ELECTRIC STIMULATION; EVOKED POTENTIALS; PERFORANT PATHWAY; RATS; REACTION TIME; SYNAPSES;

EID: 0032557959     PISSN: 00068993     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0006-8993(98)00334-5     Document Type: Article

References (24)

1. Andersen P., Holmquvist B., Voorhoeve P.E. Entorhinal activation of dentate granule cells. Acta Physiol. Scand. 66:1966;448-460.
2. Breindl A., Derrick B.E., Rodriguez S.B., Martinez J.L. Jr. Opioid receptor-dependent long-term potentiation at the lateral perforant path-CA3 synapse in rat hippocampus. Brain Res. Bull. 33:1994;17-24.
3. Buckmaster P.S., Schwartzkroin P.A. Interneurons and inhibition in the dentate gyrus of the in vivo. J. Neurosci. 15:1995;774-789.
4. Canning K.J., Leung L.S. Lateral entorhinal, perirhinal and amygdala-entorhinal transition projections to hippocampal CA1 and dentate gyrus in the rat: a current source density study. Hippocampus. 7:1997;643-655.
5. Danscher G. Histochemical demonstration of heavy metals. Histochemistry. 71:1981;1-16.
6. Freeman J.A., Nicholson C. Experimental optimization of current-source-density technique for Anuran cerebellum. J. Neurophysiol. 38:1975;369-382.
7. Frotscher M., Soriano E., Misgeld U. Divergence of hippocampal mossy fibers. Synapse. 16:1994;148-160.
8. Gloor P., Vera C.L., Sperti L. Electrophysiological studies of hippocampal neurons: Part I. Configuration and laminar analysis of the 'resting' potential gradient, of the main transient response to perforant path, fimbrial and mossy fiber volleys and of 'spontaneous' activity. Electroencephalogr. Clin. Neurophysiol. 15:1963;353-378.
9. Hojorth-Simonsen A., Jeune B. Origin and termination of the hippocampal perforant path in the rat studied by silver impregnation. J. Comp. Neurol. 144:1972;215-232.
10. Jones R.S.G. Entorhinal-hippocampal connections: a speculative view of their function. TINS. 16:1993;58-64.
11. Jorgensen M.B., Wright D.C. The effect of unilateral and bilateral removal of the entorhinal cortex on the glucose utilization in various hippocampal regions in the rat. Neurosci. Lett. 87:1988;227-232.
12. L.S. Leung, Field potentials in the central nervous system - recording, analysis and modelling, in: A.A. Boulton, G.B. Baker, C.H. Vanderwolf (Eds.), Neurophysiological Techniques. Applications to Neural Systems, Vol. 15, Humana Press, Clifton, NJ, 1990, pp. 313-369.
13. Leung L.S., Roth L., Canning K.J. Entorhinal inputs to hippocampal CA1 and dentate gyrus in the rat: a current-source-density study. J. Neurophysiol. 73:1995;2392-2403.
14. Lomo T. Potentiation of monosynaptic EPSPs in the perforant path-dentate gyrus cell synapse. Exp. Brain Res. 12:1971;46-63.
15. Lorente de No R. Studies on the structure of the cerebral cortex: Part II. Continuation of the study of the ammonic system. J. Psychol. Neurol. 46:1934;113-117.
16. McNaughton B.L., Barnes C.A., Meltzer J., Stherland R.J. Hippocampal granule cells are necessary for normal spatial learning but not for spatially-selective pyramidal cell discharge. Exp. Brain Res. 76:1989;485-496.
17. G. Paxinos, C. Watson, The Rat Brain in Stereotaxic Coordinates, 2nd edn., Academic Press, San Diego, 1986.
18. Soltesz I., Jones R.S.G. The direct perforant path input to CA1: excitatory or inhibitory? Hippocampus. 5:1995;101-103.
19. Steward O. Topographic organization of the projections from the entorhinal area to the hippocampal formation of the rat. J. Comp. Neurol. 167:1976;285-314.
20. Tamamaki N., Nojyo Y. Projection of the entorhinal layer II neurons in the rat as revealed by intracellular pressure-injection of neurobiotin. Hippocampus. 3:1993;471-480.
21. Witter M.P. Organization of the entorhinal-hippocampal system: a review of current anatomical data. Hippocampus. 3:1993;33-44.
22. K. Wu, K.J. Canning, L.S. Leung, Function interconnections between CA3 and the dentate gyrus revealed by current source density analysis, Hippocampus 8 (1998) in press.
23. Yeckel M.F., Berger T.W. Feedforward excitation of the hippocampus by afferents from the entorhinal cortex: redefinition of the role of the trisynaptic pathway. Proc. Natl. Acad. Sci. USA. 87:1990;5832-5836.
24. Yeckel M.F., Berger T.W. Spatial distribution of potentiated synapses in hippocampus: dependence on cellular mechanisms and network properties. J. Neurosci. 18:1998;438-450.