Lack of correlation between neuronal hyperexcitability and electrocorticographic responsiveness in epileptogenic human neocortex

Journal of Neurosurgery

Volumn 90, Issue 5, 1999, Pages 939-945

  Telfeian, Albert E ^a,b   Spencer, Dennis D ^a   Williamson, Anne ^a  

^a YALE UNIVERSITY SCHOOL OF MEDICINE   (United States)

^b UNIVERSITY OF PENNSYLVANIA   (United States)

Author keywords

Brain slice; Bursting; Cortex; Electrocorticography; Epilepsy

Indexed keywords

ARTICLE; ELECTROCORTICOGRAPHY; EPILEPSY; EPILEPTIC NERVE CELL; HUMAN; HUMAN CELL; HUMAN TISSUE; INHIBITORY POSTSYNAPTIC POTENTIAL; NEOCORTEX; NERVE EXCITABILITY; NERVE POTENTIAL; NEUROSURGERY; PRIORITY JOURNAL;

EID: 0032902117     PISSN: 00223085     EISSN: None     Source Type: Journal    
DOI: 10.3171/jns.1999.90.5.0939     Document Type: Article

References (30)

1. Avoli M, Hwa GGC, Lacaille JC, et al: Electrophysiological and repetitive firing properties of neurons in the superficial/ middle layers of the human neocortex maintained in vitro. Exp Brain Res 98:135-144, 1994
2. Avoli M, Olivier A: Electrophysiological properties and synaptic responses in the deep layers of the human epileptogenic neocortex in vitro. J Neurophysiol 61:589-606, 1989
3. Ayala GF, Matsumoto H, Gumnit RJ: Excitability changes and inhibitory mechanisms in neocortical neurons during seizures. J Neurophysiol 33:73-85, 1970
4. Buckmaster PS, Schwartzkroin PA: Interneurons and inhibition in the dentate gyrus of the rat in vivo. J Neurosci 15:774-789, 1995
5. Chagnac-Amitai Y, Connors BW: Horizontal spread of synchronized activity in neocortex and its control by GABA-mediated inhibition. J Neurophysiol 61:747-758, 1989
6. Connors BW, Gutnick MJ: Intrinsic firing patterns of diverse neocortical neurons. Trends Neurosci 13:99-104, 1990
7. Connors BW, Gutnick MJ: Neocortex: cellular properties and intrinsic circuitry, in Dingledine R (ed): Brain Slices. New York: Plenum, 1984, pp 313-340
8. Connors BW, Gutnick MJ, Prince DA: Electrophysiological properties of neocortical neurons in vitro. J Neurophysiol 48: 1302-1320, 1982
9. Connors BW, Malenka RC, Silva LR: Two inhibitory postsynaptic potentials, and GABAA and GABAB receptor-mediated responses in neocortex of rat and cat. J Physiol (Lond) 406: 443-468, 1988
10. Foehring RC, Lorenzon NM, Herron P, et al: Correlation of physiologically and morphologically identified neuronal types in human association cortex in vitro. J Neurophysiol 66: 1825-1837, 1991
11. Foehring RC, Wyler AR: Two patterns of firing in human neocortical neurons. Neurosci Lett 110:279-285, 1990
12. Horikawa K, Armstrong WE: A versatile means of intracellular labeling: injection of biocytin and its detection with avidin conjugates. J Neurosci Methods 25:1-11, 1988
13. Hwa GG, Avoli M: Excitatory synaptic transmission mediated by NMDA and non-NMDA receptors in the superficial/middle layers of the epileptogenic human neocortex maintained in vitro. Neurosci Lett 143:83-86, 1992
14. Isokawa-Akesson M, Wilson CL, Babb TL: Inhibition in synchronously firing human hippocampal neurons. Epilepsy Res 3:236-247, 1989
15. Lloyd KG, Bossi L, Morselli PL, et al: Alterations of GABA-mediated synaptic transmission in human epilepsy. Adv Neurol 44:1033-1044, 1986
16. Lombardi D, Marsh R, De Tribolet N: Low grade glioma in intractable epilepsy: lesionectomy versus epilepsy surgery. Acta Neurochir Suppl 68:70-74, 1997
17. McCormick DA: GABA as an inhibitory neurotransmitter in human cerebral cortex. J Neurophysiol 62:1018-1027, 1989
18. McCormick DA, Connors BW, Lighthall JW, et al: Comparative electrophysiology of pyramidal and sparsely spiny stellate neurons of the neocortex. J Neurophysiol 54:782-806, 1985
19. Petroff OAC, Rothman DL, Behar KL, et al: Low brain GABA level is associated with poor seizure control. Ann Neurol 40: 908-911, 1996
20. Prince DA, Jacobs KM, Salin PA, et al: Chronic focal neocortical epileptogenesis: does disinhibition play a role? Can J Physiol Pharmacol 75:500-507, 1997
21. Prince DA, Wong RKS: Human epileptic neurons studied in vitro. Brain Res 210:323-333, 1981
22. Scharfman HE, Sarvey JM: Responses to GABA recorded from identified rat visual cortical neurons. Neuroscience 23: 407-422, 1987
23. Schwartz TH, Bazil CW, Walczak TS, et al: The predictive value of intraoperative electrocorticography in resections for limbic epilepsy associated with mesial temporal sclerosis. Neurosurgery 40:302-311, 1994
24. Schwartzkroin PA, Haglund MM: Spontaneous rhythmic synchronous activity in epileptic human and normal monkey temporal lobe. Epilepsia 27:523-533, 1986
25. Schwartzkroin PA, Turner DA, Knowles WD, et al: Studies of human and monkey "epileptic" neocortex in the in vitro slice preparation. Ann Neurol 13:249-257, 1983
26. Schwindt P, O'Brien JA, Crill W: Quantitative analysis of firing properties of pyramidal neurons from layer 5 of rat sensorimotor cortex. J Neurophysiol 77:2484-2498, 1997
27. Strowbridge BW, Masukawa LM, Spencer DD, et al: Hyperexcitability associated with localizable lesions in epileptic patients. Brain Res 587:158-163, 1992
28. Tasker JG, Hoffman NW, Kim YI, et al: Electrical properties of neocortical neurons in slices from children with intractable epilepsy. J Neurophysiol 75:931-939, 1996
29. Tran TA, Spencer SS, Javidan M, et al: Significance of spikes recorded on intraoperative electrocorticography in patients with brain tumor and epilepsy. Epilepsia 38:1132-1139, 1997
30. Williamson A, Telfeian AE, Spencer DD: Prolonged GABA responses in dentate granule cells in slices isolated from patients with temporal lobe sclerosis. J Neurophysiol 74: 378-387, 1995