Intrinsic optical signal measurements reveal characteristic features during different forms of spontaneous neuronal hyperactivity associated with ECS shrinkage in vitro

European Journal of Neuroscience

Volumn 11, Issue 6, 1999, Pages 1877-1882

  Buchheim, Katharina ^a   Schuchmann, Sebastian ^b   Siegmund, Herbert ^b   Gabriel, Hans Jürgen ^b   Heinemann, Uwe ^b   Meierkord, Hartmut ^a  

^a CHARITÉ UNIVERSITÄTSMEDIZIN BERLIN   (Germany)

^b HUMBOLDT UNIVERSITY   (Germany)

Author keywords

4 Aminopyridine; Combined hippocampal entorhinal cortex slice; Intrinsic optical signal; Low Ca2+; Low Mg2+; Rat

Indexed keywords

4 AMINOPYRIDINE; CALCIUM; MAGNESIUM; TETRYLAMMONIUM;

ANIMAL TISSUE; ARTICLE; CEREBROSPINAL FLUID; ENTORHINAL CORTEX; EVOKED SPINAL CORD RESPONSE; EXTRACELLULAR SPACE; HIPPOCAMPUS; LIGHT; MICROELECTRODE; NERVE CELL STIMULATION; NONHUMAN; OPTICS; PHOTOREACTIVITY; PRIORITY JOURNAL; RAT; SYNAPTIC TRANSMISSION;

4-AMINOPYRIDINE; ANIMALS; CALCIUM; ENTORHINAL CORTEX; EXTRACELLULAR SPACE; HIPPOCAMPUS; NEURONS; OPTICS; OSMOLAR CONCENTRATION; RATS; RATS, WISTAR;

EID: 0033004341     PISSN: 0953816X     EISSN: None     Source Type: Journal    
DOI: 10.1046/j.1460-9568.1999.00606.x     Document Type: Article

References (19)

1. Andrew, R.D., Adams, J.R. & Polischuk, T.M. (1996) Imaging NMDA- and kainate-induced intrinsic optical signals from the hippocampal slice. J. Neurophysiol., 76, 2707-2717.
2. Andrew, R.D. & MacVicar, B.A. (1994) Imaging cell volume changes and neuronal excitation in the hippocampal slice. Neuroscience, 62, 371-383.
3. Ballanyi, K., Grafe, P., Serve, G. & Schule, W.R. (1990) Electrophysiological measurements of volume changes in leech neuropile glial cells. Glia, 3, 151-158.
4. Buchheim, K., Schuchmann, S., Siegmund, S., Gabriel, H.J., Heinemann, U., Holtkamp, H., Kluge, M. & Meierkord, H. (1998) Optical imaging of different forms of spontaneous epileptiform activity in vitro. Eur. J. Neurosci., 10 (Suppl. 10), 47.
5. Dietzel, I., Heinemann, U., Hofmeier, G. & Lux, H.D. (1980) Transient changes in the size of extracellular space in the sensorimotor cortex of cats in relation to stimulus induced changes in potassium concentration. Exp. Brain Res., 40, 432-439.
6. 2+ induced epileptiform activity in rat temporal cortex slices. Exp. Brain Res., 87, 581-596.
7. Federico, P., Borg, S.G., Salkauskous, A.G. & MacVicar, A.B. (1994) Mapping patterns of neuronal activity and seizure propagation by imaging intrinsic optical signals in the isolated whole brain of the guinea pig. Neuroscience, 54, 461-480.
8. Federico, P. & MacVicar, A.B. (1996) Imaging the induction and spread of seizure activity in the isolated brain of the guinea pig: the roles of GABA and glutamate receptors. J. Neurophysiol., 76, 3471-3492.
9. Grinvald, A., Frostig, R.D., Lieke, E.E. & Hildesheim, L. (1988) Optical imaging of neuronal activity. Physiol. Rev., 68, 1285-1366.
10. Grinvald, A., Lieke, E.E., Frostig, R.D.T., 'so, D.Y., Gilbert, C.D. & Wiesel, T.N. (1986) Functional architecture of cortex revealed by optical imaging of intrinsic signals. Nature, 324, 361-364.
11. Haas, L.H. & Büsselberg, D. (1992) Recording chambers - slices. In Kettenmann, H. & Grantyn, R. (eds). Practical Electrophysiological Methods. New York: Willey-Liss, Inc., pp. 16-20.
12. Haas, L.H. & Jefferys, J.G. (1984) Low-calcium field burst discharges of CA1 pyramidal neurones in rat hippocampal slices. J. Physiol. Lond., 354, 185-201.
13. Haglund, M.M., Ojemann, G.A. & Hochmann, D.A. (1992) Optical imaging of epileptiform and functional activity in human cerebral cortex. Nature, 358, 668-671.
14. Hill, D.K. & Keynes, R.D. (1949) Opacity changes in stimulated nerve. J. Physiol., 108, 278-281.
15. Hochmann, D.W. (1977) intrinsic optical changes in neuronal tissue. Basic mechanisms. Neurosurg. Clin. N. Am., 8, 393-412.
16. Hochmann, D.W., Baraban, S., Owens, J.W.M. & Schwartzkroin, P. (1995) Dissociation of synchronization and excitability in furosemide blockade of epileptiform activity. Science, 270, 99-102.
17. Holthoff, K. & Witte, O.W. (1996) Intrinsic optical signals in rat neocortical slices measured with near-infrared dark-field microscopy reveal changes in extracellular space. J. Neurosci., 16, 2740-2749.
18. Huang, B. & Karwowski, C.J. (1992) Light evoked expansion of subretinal space volume in the retina of the frog. J. Neurosci., 12, 4244-4252.
19. Jefferys, J.G.R. (1995) Nonsynaptic modulation of neuronal activity in the brain: electric currents and extracellular ions. Physiol. Rev., 4, 689-723.