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NAME

John Joseph Hablitz

BUSINESS ADDRESS

Department of Neurobiology
University of Alabama at Birmingham
Birmingham, Alabama 35294-0019

(205) 934-0742


EDUCATION

1972-1973 
Baylor College of Medicine, Department of Neurophysiology, Houston, Texas, Postdoctoral Fellow

1972 
University of Houston, Houston, Texas, Department of Psychology, Ph.D.

1970 
University of Houston, Houston, Texas, Department of Psychology, M.A.

1968 
State University of New York, College at Plattsburgh, B.A.

POSITIONS HELD

1997-2001 
Director, Graduate Program in Neurosciences, University of Alabama at Birmingham

1996-present 
Professor (primary), Department of Neurobiology, University of Alabama at Birmingham

1996-present 
Professor (secondary), Department of Psychology, University of Alabama at Birmingham

1996-present 
Professor (secondary), Department of Physiology & Biophysics, University of Alabama at Birmingham

1989-1996 
Professor (secondary), Department of Physiology & Biophysics, University of Alabama at Birmingham

1989-1996 
Senior Scientist, Neurobiology Research Center, University of Alabama at Birmingham

1989-1996 
Professor, Department of Physiology and Biophysics, University of Alabama at Birmingham

1989-1989 
Scientist, Neurobiology Research Center, University of Alabama at Birmingham

1986-1988 
Associate Professor, Physiology and Molecular Biophysics, Baylor College of Medicine

1983-1988 
Associate Professor, Neurology, Baylor College of Medicine

1978-1988 
Member, Program in Neurosciences, Baylor College of Medicine

1977-1983 
Assistant Professor, Neurology, Baylor College of Medicine

1974-1977 
Assistant Professor, Physiology, Baylor College of Medicine

1973-1988 
Assistant, Neurophysiology Service, The Methodist Hospital

1973-1974 
Instructor, Department of Physiology, Baylor College of Medicine

VISITING AND HONORARY PROFESSORSHIPS

1984-1985 
Visiting Scientist, Department of Neurophysiology, Max-Planck Institute for Psychiatry, Munich, Germany

1978-1979 
Visiting Scientist, Institute of Neurophysiology, University of Oslo, Oslo, Norway

AWARDS AND HONORS

1989 
Javits Neuroscience Investigator Award

1992 
UAB Joint Health Science Department's Teaching Award (nominee)

PROFESSIONAL AFFILIATIONS

American Association for the Advancement of Science

Society for Neuroscience

Biophysical Society

American Epilepsy Society

Association of Neuroscience Departments and Programs

PUBLICATIONS

Articles

Hablitz, J.J. and W.G. Braud. Adrenalin, sodium amobarbital, and the kamin effect in the albino rat. Learning and Motivation, 3:51-58, 1972.

Hablitz, J.J. Operant conditioning and slow potential changes from monkey cortex. Electroencephalogr. Clin. Neurophysiol., 34:399-408, 1973.

Borda, R.P. and J.J. Hablitz. Use of a simple visual display to reduce eye-movement artifacts in CNV recordings. Electroencephalogr. Clin. Neurophysiol., 34:433 436, 1973.

Borda, R.P. and J.J. Hablitz. A technique for recording the electroretinogram (ERG) from chronically implanted electrodes in animals. Vision Res., 14:1219-1221, 1974.

Hablitz, J.J., J.W. McSherry, and P. Kellaway. Electroencephalographic changes induced by cerebellar stimulation in freely moving primates. Brain Res., 75:305-308, 1974.

Hablitz, J.J., J.W. McSherry, and P. Kellaway. Cortical seizures following cerebellar stimulation in primates. Electroencephalogr. Clin. Neurophysiol., 38:423-426, 1975.

Hablitz, J.J. Intramuscular penicillin epilepsy in the cat: Effects of chronic cerebellar stimulation. Exp. Neurol., 50:505-514, 1976.

Hablitz, J.J. and G. Rea. Cerebellar nuclear stimulation in generalized penicillin epilepsy. Brain Res. Bull., 1:599-601, 1976.

Hablitz, J.J. and D.V. Wray. Modulation of cerebellar electrical and unit activity by low-frequency stimulation of caudate nucleus in chronic cats. Exp. Neurol., 55:289-294, 1977.

Hablitz, J.J. and D.V. Wray. Cerebellar unit activity during generalized penicillin epilepsy in the awake cat. Exp. Neurol., 56:189-199, 1977.

Wray, D.V. and J.J. Hablitz. Neuronal firing patterns during generalized penicillin epilepsy in the cat. Brain Res. Bull., 2:317-322, 1977.

Wray, D.V. and J.J. Hablitz. Selective amplitude histograms: A statistical approach to EEG-single unit relationships in generalized epilepsy. Brain Res., 154:317-329, 1978.

Hablitz, J.J. and D.V. Wray. Focal penicillin epilepsy in an isolated cerebral hemisphere. Exp. Neurol., 62:463-474, 1978.

Hablitz, J.J. Chronically isolated cerebral hemisphere in the cat: Effects of parenteral administration of penicillin. Epilepsia, 19:637-642, 1978.

Johnston, D., J.J. Hablitz, and W.A. Wilson. Voltage clamp discloses slow inward current in hippocampal burst-firing neurones. Nature, 286:391-393, 1980.

Hablitz, J.J. and A. Lundervold. Hippocampal excitability and changes in extracellular potassium. Exp. Neurol., 71:410-420, 1981.

Hablitz, J.J. Effects of intracellular injections of chloride and EGTA on post epileptiform-burst hyperpolarizations in hippocampal neurons. Neurosci. Lett., 22:159-163, 1981.

Hablitz, J.J. Altered burst responses in hippocampal CA3 neurons injected with EGTA. Exp. Brain Res., 41:483-485, 1981.

Langmoen, I.A. and J.J. Hablitz. Reversal potential for glutamate responses in hippocampal pyramidal cells. Neurosci. Lett., 23:61-65, 1981.

Gjerstad, L., P. Anderson, I.A. Langmoen, A. Lundervold, and J. Hablitz. Synaptic triggering of epileptiform discharges in CA1 pyramidal cells in vitro. Acta Physiol. Scand., 113:245-252, 1981.

Hablitz, J.J. and D. Johnston. Endogenous nature of spontaneous bursting in hippocampal pyramidal neurons. Cell. Mol. Neurobiol., 1:325-334, 1981.

Hablitz, J.J. and I.A. Langmoen. Excitation of hippocampal pyramidal cells by glutamate in the guinea-pig and rat. J. Physiol. (London), 325:317-331, 1982.

Lebeda, F.J., J.J. Hablitz, and D. Johnston. Antagonism of GABA-mediated responses by d-tubocurarine in hippocampal neurons. J. Neurophysiol., 48:622-632, 1982.

Hablitz, J.J. Conductance changes induced by DL-homocysteic acid and N-methyl-DL-aspartic acid in hippocampal neurons. Brain Res., 247:149-153, 1982.

Hablitz, J.J. and P. Andersen. Effect of sodium ions on penicillin-induced epileptiform activity in vitro. Exp. Brain Res., 47:154-157, 1982.

Hablitz, J.J. Picrotoxin-induced epileptiform activity in hippocampus: Role of endogenous versus synaptic factors. J. Neurophysiol., 51:1011-1027, 1984.

Weiss, D.S. and J.J. Hablitz. Interaction of penicillin and pentobarbital with inhibitory synaptic mechanisms in neocortex. Cell. Mol. Neurobiol., 4:301-317, 1984.

Hablitz, J.J. and F.J. Lebeda. Role of uptake in g-aminobutyric acid (GABA)-mediated responses in guinea pig hippocampal neurons. Cell. Mol. Neurobiol., 5:353-371, 1985.

Hablitz, J.J. Action of excitatory amino acids and their antagonists on hippocampal neurons. Cell. Mol. Neurobiol., 5:389-405, 1985.

Hablitz, J.J. and I.A. Langmoen. N-methyl-D-aspartate receptor antagonists reduce synaptic excitation in the hippocampus. J. Neurosci., 6:102-106, 1986.

Hablitz, J.J., U. Heinemann, and H.D. Lux. Step reductions in extracellular Ca2+ activate a transient inward current in chick dorsal root ganglion cells. Biophys. J., 50:753-757, 1986.

Hablitz, J.J. Prenatal exposure to alcohol alters short-term plasticity in hippocampus. Exp. Neurol., 93:423-427, 1986.

Hablitz, J.J. and R.H. Thalmann. Conductance changes underlying a late synaptic hyperpolarization in hippocampal CA3 neurons. J. Neurophysiol., 58:160-179, 1987.

Hablitz, J.J. and U. Heinemann. Extracellular K+ and Ca2+ changes during epileptiform discharges in the immature rat neocortex. Dev. Brain Res., 36:299-303, 1987.

Grantyn, R., M. Perouansky, H.D. Lux, and J.J. Hablitz. Glutamate-induced ionic currents in cultured neurons from the rat superior colliculus. Brain Res., 420:182-187, 1987.

Weiss, D.S., E.M. Barnes, Jr., and J.J. Hablitz. Whole-cell and single-channel recordings of GABA-gated currents in cultured chick cerebral neurons. J. Neurophysiol., 59:495-513, 1988.

Hablitz, J.J. Spontaneous ictal-like discharges and sustained potential shifts in the developing rat neocortex. J. Neurophysiol., 58:1052-1065, 1988.

Hablitz, J.J. and U. Heinemann. Alterations in the microenvironment during epileptogenesis in the immature neocortex. Dev. Brain Res., 46:243-252, 1989.

Sutor, B. and J.J. Hablitz. Excitatory postsynaptic potentials in rat neocortical neurons in vitro. I. Electrophysiological evidence for two distinct EPSPs. J. Neurophysiol., 61:607-620, 1989.

Sutor, B. and J.J. Hablitz. Excitatory postsynaptic potentials 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.

Hegstad, E., I.A. Langmoen, and J.J. Hablitz. Zinc and glycine do not modify magnesium-induced epileptiform activity in the immature neocortex in vitro. Epilepsy Res. 3:174-177, 1989.

Sutor, B. and J.J. Hablitz. Cholinergic modulation of epileptiform activity in the developing rat neocortex. Developmental Brain Res., 46:155-160, 1989.

Tehrani, M.H., J.J. Hablitz, and E.M. Barnes, Jr. cAMP increases the rate of GABAA receptor desensitization in chick cortical neurons. Synapse, 4:126-131, 1989.

Hablitz, J.J., M.H. Tehrani, and E.M. Barnes, Jr. Chronic exposure of developing cortical neurons to GABA down-regulates GABA/benzodiazepine receptors and GABA-gated chloride currents. Brain Res., 501:332-338, 1989.

Sutor, B. and J.J. Hablitz. Long-term potentiation in frontal cortex: Role of NMDA-modulated polysynaptic excitatory pathways. Neurosci. Lett., 97:111-117, 1989.

Lee, W.L. and J.J. Hablitz. Involvement of non-NMDA receptors in picrotoxin-induced epileptiform activity in the hippocampus. Neurosci. Lett., 107:129-134, 1989.

Lee, W.L. and J.J. Hablitz. Effects of APV and ketamine on epileptiform activity in the CA1 and CA3 regions of the hippocampus. Epilepsy Res., 6:87-94, 1990.

Mistry, D.K. and J.J. Hablitz. Activation of subconductance states by GABA and GABA agonists in chick cerebral neurons. Pflugers Arch., 416:454-461, 1990.

Hablitz, J.J. and B. Sutor. Excitatory postsynaptic potentials in rat neocortical neurons in vitro. III. Effects of a quinoxalinedione non-NMDA receptor antagonist. J. Neurophysiol., 64:1282-1290, 1990.

Mistry, D.K. and J.J. Hablitz. Nystatin-perforated patch recordings disclose NMDA-induced outward currents in cultured neocortical neurons. Brain Res., 535:318-322, 1990.

Lee, W.L. and J.J. Hablitz. Initiation and maintenance of epileptiform activity by excitatory amino acid receptors in the disinhibited rat neocortex. J. Neurophysiol., 65:87-95, 1991.

Lee, W.L. and J.J. Hablitz. Excitatory synaptic involvement in epileptiform bursting in the immature rat neocortex. J. Neurophysiol., 66:1894-1901, 1991.

Andreasen, M. and J.J. Hablitz. Kinetic properties of a transient outward current in rat neocortical neurons. J. Neurophysiol., 68:1133-1142, 1992.

Hablitz, J.J. Voltage-dependence of GABAA-receptor desensitization in cultured chick cerebral neurons. Synapse, 12:169-171, 1992.

Burgard, E. and J.J. Hablitz. Developmental changes in NMDA and non-NMDA receptor-mediated synaptic potentials in rat neocortex. J. Neurophysiol., 69:230-240, 1993.

Andreason, M. and J.J. Hablitz. Local anesthetics block transient outward potassium currents in rat neocortical neurons. J. Neurophysiol., 69:1966-1975, 1993.

Sutor, B. and J.J. Hablitz. Influence of barium on rectification in rat neocortical neurons. Neurosci. Lett., 157:62-66, 1993.

Zhou, F.M. and J.J. Hablitz. Zinc enhances GABAergic transmission in rat neocortical neurons. J. Neurophysiol., 70:1264-1269, 1993.

Burgard, E. and J.J. Hablitz. NMDA receptor-mediated components of miniature excitatory synaptic currents in developing rat neocortex. J. Neurophysiol., 70:1841-1852, 1993.

Pelletier, M. and J.J. Hablitz. Altered desensitization produces enhancement of excitatory synaptic potentials in rat neocortex. J. Neurophysiol., 72:1032-1036, 1994.

Burke, J.P. and J.J. Hablitz. Presynaptic depression of synaptic transmission mediated by activation of metabotropic glutamate receptors in rat neocortex. J. Neuroscience, 14(8):5120-5130, 1994.

Burgard, E. and J.J. Hablitz. Developmental changes in the voltage-dependence of neocortical NMDA responses. Dev. Brain Res., 80:275-278, 1994.

Andreasen, M. and J.J. Hablitz. Paired-pulse facilitation in the dentate gyrus: A patch clamp study in rat hippocampus in vitro. J. Neurophysiol., 72:326-336, 1994.

Burke, J.P. and J.J. Hablitz. Metabotropic glutamate receptor activation decreases epileptiform activity in rat neocortex. Neurosci. Lett., 174:29-33, 1994.

Sutor, B., J.J. Hablitz, F. Rucker, and G. ten Burggencate. Spread of epileptiform activity in the immature rat neocortex monitored using voltage-sensitive dyes. J. Neurophysiol.,72:1756-1768, 1994.

Burke, J.P. and J.J. Hablitz. Modulation of epileptiform activity by metabotropic glutamate receptors in immature rat neocortex. J. Neurophysiol.,73:205-217, 1995

Zhou, F.M. and Hablitz, J.J. Postnatal development of the membrane properties of layer I neurons. J. Neurosci.,16:1131-1139, 1996.

Burgard, E.C. and J. J. Hablitz. NMDA receptors mediated calcium accumulations in neocortical neurons. Neuroscience, 69(2): 351-62, Nov. 1995.

Pelletier, M.P. and J. J. Hablitz. TEA produces two distinct forms of synaptic plasticity in rat neocortex: Role of postsynaptic Ca2+. Cerebral Cortex, 6:771-780, 1996.

Zhou, F.M. and Hablitz, J.J. Layer I neurons of rat neocortex. I. Action potential and repretitive firing properties. J. Neurophysiol. 76:651-667, 1996.

Zhou, F.M. and Hablitz, J.J. Layer I neurons of rat neocortex. II. Voltage-dependent outward currents. J. Neurophysiol. 76:668,682, 1996.

Burke, J.P. and J.J. Hablitz. Activation of G-proteins by neocortical metabotropic receptors reduces spike frequency adaptation. Neuroscience 75(1): 123-31, Nov. 1996.

Zhou, F.M. and Hablitz, J.J. Morphological properties of rat neocortical layer I neurons examined using intracellular staining. J. Comp. Neurol. 376:198-213,1996.

Zhou, F. and Hablitz, JJ. Rapid kinetics and inward rectification of miniature EPSCs in layer I neurons of rat neocortex. J. Neurophysiol. 77:2416-2426, 1997.

Zhou, F.M. and Hablitz, J.J. Metabotropic glutamate receptor enhancement of spontaneous IPSCs in neocortical interneurons. J. Neurophysiol. 1997, 78: 2287-2295.

Zhou, F.M. and Hablitz, J.J. AMPA receptor-mediated EPSCs in rat neocortical layer II/III interneurons have rapid kinetics. Brain Res. 1998, 780: 166-169.

DeFazio, T. and. Hablitz, J.J. Zinc and Zolpidem modulate mIPSCs in rat neocortical pyramidal neurons. J. Neurophysiol. 1998, 80: 1670-1677.

Hablitz, J.J. and DeFazio, T. Excitability changes in freeze-induced neocortical microgyria. Epilepsy Res. 1998, 32: 75-82.

Chu, Z.G. and Hablitz, J.J.Activation of group I mGluRs increases spontaneous IPSC frequency in rat neocortex. J. Neurophysiol. 1998, 80:621-627.

Zhou, F.M. and Hablitz, J.J. Rapid kinetics and inward rectification of miniature EPSCs in layer I neurons of rat neocortex. J. Neurophysiol. 1997, 77: 2416-2426.cy in rat neocortex. J. Neurophysiol. 1998, 80: 621-627.

Zhou, F.M. and Hablitz, J.J. Dopamine modulation of membrane and synaptic properties of interneurons in rat cerebral cortex . J. Neurophysiol. 1999, 81: 967-976.

Grøndahl, T. Ø., Hablitz, J.J. and Langmoen, I.A. Depletion of intracellular Ca++ stores or lowering extracellular calcium alters intracellular Ca++ changes during cerebral energy deprivation. Brain Res. 1998, 796: 125-131.

DeFazio, R.A. and Hablitz, J.J. Reduction of zolpidem sensitivity in a freeze lesion model of neocortical dysgenesis. J. Neurophysiol. 1999, 81: 404-407.

Zhou, F.M. and Hablitz, J.J. Activation of serotonin receptors modulates synaptictransmission in rat cerebral cortex. J. Neurophysiol. 1999, 82:2989-2 999.

Zhou FM and Hablitz JJ Dopamine modulation of membrane and synaptic properties of interneurons in rat cerebral cortex . J. Neurophysiol 81: 967-976, 1999.

Hablitz JJ and DeFazio T Excitability changes in freeze-induced neocortical microgyria. Epilepsy Res 32:75-82, 1999.

DeFazio, R.A. and Hablitz, J.J. Alterations in NMDA receptors in a rat model of cortical dysplasia. J Neurophysiol. 83:315-321,2000.

Bordey, A., Hablitz J.J., and Sontheimer, H. Reactive astrocytes forming endfeet on blood vessels show enhanced inwardly rectifying K+ currents in situ. Neuroreport, 11: 3151-3155, 2000.

Hablitz, J.J., Modulation of intrinsic circuits in developing neocortex. Epilepsia 41: 1082-1084, 2000.

Hablitz, J.J. and DeFazio, R.A., Altered receptor subunit expression in rat neocortical malformations. Epilepsia 41(Suppl. 6):S82-S85.2000.

Swann, J.W., and Hablitz, J.J. Cellular abnormalities and synaptic plasticity in seizure disorders of the immature nervous system. Mental Retardation & Developmental Disabilities Research Reviews 6  258-267, 2000.

DeFazio, R.A., Keros, S., Quick, M.W. and Hablitz, J.J. Potassium-coupled chloride cotransport controls intracellular chloride in rat neocortical pyramidal neurons. J. Neurosci., 20:8068-8076, 2000.

Chu Z., and Hablitz J.J. Quisqualate induces an inward current via mGluR activation in neocortical pyramidal neurons. Brain Res 879:88-92, 2000.

Chu Z., and Hablitz, J.J. Nicotinic acetylcholine receptor-mediated synaptic potentials in rat neocortex. Brain Res  887:399-405, 2000.

Bordey, A., Lyons, S.A., Hablitz, J.J. and Sontheimer, H. Electrophysiological characteristics of reactive astrocytes in experimental cortical dysplasia. J. Neurophysiol. 85; 1719-1731, 2001.

DeFazio A., and Hablitz J.J., Chloride accumulation and depletion during GABAA receptor activation in neocortex. Neuroreport (In Press).

Gonzalez-Islas, C. and Hablitz, JJ. Dopamine inhibition of evoked IPSCs on rat prefrontal cortex. J. Neurophysiol (In Press).

 Chapters

Hablitz, J.J. and R.P. Borda. The effects of dalmane (flurazepam hydrochloride) on the contingent negative variation. In: Event Related Slow Potentials of the Brain: Their Relation to Behavior. Electroencephalogr. Clin. Neurophysiol., eds. W.C. McCallum and J.R. Knott, 33:317-320, 1973.

McSherry, J.W., R.P. Borda, and J.J. Hablitz. Analysis of event-related slow potentials in primates. In: Attention, Voluntary Contraction and Event Related Cerebral Potentials, eds. J.E. Desmedt, Karger, Basel, Switzerland, 231-241, 1977.

Andersen, P., L. Gjerstad, J. Hablitz, and I.A. Langmoen. Two types of burst discharges in penicillin treated brain slices. In: Physiology and Pharmacology of Epileptogenic Phenomena, eds. M. Klee, H.D. Lux, and E.-J. Speckmann, Raven Press, New York, 93-95, 1982.

Hablitz, J.J. Mechanisms regulating synchronization of hippocampal epileptiform activity. In: Calcium Electrogenesis and Neuronal Functioning., eds. U. Heinemann, M. Klee, E. Neher, and W. Singer, Springer-Verlag, Berlin, West Germany, 336-344, 1986.

Hablitz, J.J., U. Heinemann, and H.D. Lux. Alterations in neuronal excitability resulting from transient changes in extracellular calcium. In: Epilepsy and Calcium, eds. E.-J. Speckman, H. Schulze, and J. Walden, Urban & Schwarzenberg, Munich, Germany, 85-95, 1986.

Hablitz, J.J. and B. Sutor. Cellular properties of convulsant-treated rat neocortical neurons during postnatal development. In: Problems and Concepts in Developmental Neurophysiol., eds. P. Kellaway, J.L. Noebels, and D.P. Purpura, Johns Hopkins University Press, Baltimore, 212-224, 1989.

Hablitz, J.J. and W.L. Lee. NMDA receptor involvement in epileptogenesis in the immature neocortex. In: Neurotransmitters in Epilepsy, eds. G. Avanzini, R.G. Fariello, and U. Heinemann, 139-145, 1992.

Lee, W.L. and J.J. Hablitz. Involvement of excitatory amino acid receptors in epileptiform activity in the immature neocortex. In: Physiology, Pharmacology and Development of Epileptogenic Phenomena, ed. M. Klee, 155-158, 1992.

Burgard, E. and Hablitz, J.J. NMDA and Non-NMDA synaptic currents in rat neocortex during early postnatal development. Progressive Nature of Epileptogenesis (Epilepsy Res. Suppl.12) eds. M. Dam and U. Heinemann, 5:45-52, 1996.

Abstracts

Borda, R.P. and J.J. Hablitz. Cyclic variation in CNV over a 12 h period. Electroencephalogr. Clin. Neurophysiol., 37:422, 1974.

Hablitz, J.J. Interaction of cerebellar, somatosensory, and thalamocortical evoked potentials in the monkey. Soc. Neurosci. Abstr., 1:205, 1975.

Kellaway, P. and J.J. Hablitz. Cerebellar inhibition of intramuscular penicillin epilepsy in the cat. Soc. Neurosci. Abstr., 1:714, 1975.

Hablitz, J.J. and P. Kellaway. Cerebellar inhibition of intramuscular penicillin epilepsy in the cat. Electroencephalogr. Clin. Neurophysiol., 40:310, 1976.

Hablitz, J.J. and G. Rea. Fastigial nucleus stimulation in generalized penicillin epilepsy. Soc. Neurosci. Abstr., 2:262, 1976.

Hablitz, J.J. and D.V. Wray. Focal penicillin epilepsy in an isolated hemisphere: EEG and intracellular studies. Soc. Neurosci. Abstr., 3:140, 1977.

Johnston, D. and J.J. Hablitz. Voltage-clamp analysis of CA3 neurons in hippocampal slices. Soc. Neurosci. Abstr., 5:292, 1979.

Hablitz, J.J. and A. Lundervold. Pre- and post-synaptic effects of elevated extracellular potassium upon in vivo hippocampal slices. Soc. Neurosci. Abstr., 5:742, 1979.

Andersen, P., L. Gjerstad, and J.J. Hablitz. Differentiation of two components of the penicillin-induced epileptiform discharge in vitro. Neurosci. Lett. Suppl., 3:335, 1979.

Johnston, D., T.H. Brown, J.J. Hablitz, and F.A. Lebeda. Reversal potential for excitatory synaptic events in hippocampal CA3 pyramidal neurons. Soc. Neurosci. Abstr., 6:10, 1980.

Hablitz, J.J. and D. Johnston. Voltage control of spontaneous bursting in hippocampal CA3 neurons. Soc. Neurosci. Abstr., 6:835, 1980.

Andersen, P., L. Gjerstad, J.J. Hablitz, and I.A. Langmoen. Pathological behavior of pyramidal cell dendrites as a major epileptogenic mechanism. Epilepsia, 21:191, 1980.

Lebeda F.J., J.J. Hablitz, and D. Johnston. d-Tubocurarine competitively antagonizes GABA in the hippocampus. Soc. Neurosci. Abstr., 7:124, 1981.

Hablitz, J.J. and I.A. Langmoen. The action of glutamate on CA1 pyramidal neurons. Soc. Neurosci. Abstr., 7:337, 1981.

Lebeda, F.J. and J.J. Hablitz. Apparent sensitization of GABA-induced responses in hippocampal neurons. Soc. Neurosci. Abstr., 8:796, 1982.

Hablitz, J.J. Sensitivity of hippocampal neurons to glutamate agonists and antagonists. Soc. Neurosci. Abstr., 8:881, 1982.

Hablitz, J.J. Convulsant-induced epileptiform activity in the hippocampus: Is penicillin the appropriate model? Epilepsia, 24:256, 1983.

Hablitz, J.J. Mechanisms underlying picrotoxin-induced epileptiform activity in the hippocampus. Soc. Neurosci. Abstr., 9:397, 1983.

Hablitz, J.J. and I.A. Langmoen. Possible NMDA receptor mediation of synaptic transmission in the hippocampal CA1 region. Soc. Neurosci. Abstr., 10:415, 1984.

Weiss, D.S. and J.J. Hablitz. Effects of pentobarbital on inhibitory mechanisms in neocortex. Soc. Neurosci. Abstr., 10:416, 1984.

Hablitz, J.J., U. Heinemann, and D.S. Weiss. Epileptiform activity and spreading depression in the neocortical slice. Epilepsia, 25:670, 1984.

Hablitz, J.J., U. Heinemann, and H.D. Lux. Activation of an inward current in dorsal root ganglion cells by transient reductions in extracellular calcium. Biophys. J., 47:434a, 1985.

Weiss, D.S., E.M. Barnes, Jr., and J.J. Hablitz. GABA-activated channels in cultured chick cerebral neurons. Soc. Neurosci. Abstr., 11:849, 1985.

Thalmann, R.H. and J.J. Hablitz. Voltage-clamp analysis of a synaptically activated late hyperpolarization in hippocampal CA3 neurons. Soc. Neurosci. Abstr., 11:851, 1985.

Hablitz, J.J., U. Heinemann, and D.S. Weiss. Cellular and ionic changes during epileptiform activity in the immature cortex. Soc. Neurosci. Abstr., 12:727, 1986.

Weiss, D.S., E.M. Barnes, and J.J. Hablitz. Voltage-dependence of GABA-gated chloride channels in cultured chick cerebral neurons. Biophys. J., 51:63a, 1987.

Hablitz, J.J. and B. Sutor. Cholinergic modification of epileptiform discharges in the developing rat neocortex. Neurosci. Suppl., 22:S196, 1987.

Sutor, B. and J.J. Hablitz. Properties of subthreshold EPSPs in rat neocortical neurons. Soc. Neurosci. Abstr., 13:156, 1987.

Weiss, D.S., J.J. Hablitz, and K.L. Magleby. Kinetic scheme for GABA-activated channels in cultured chick neurons. Soc. Neurosci. Abstr., 13:98, 1987.

Hablitz, J.J., E. Hegstad, and I.A. Langmoen. Low magnesium epileptiform activity in the developing neocortex: Lack of modulation by zinc and glycine. Soc. Neurosci. Abstr., 14:238, 1988.

Sutor, B. and J.J. Hablitz. Multiple effects of changes in [Mg2+]o on rat neocortical neurons in vitro. Soc. Neurosci. Abstr., 14:238, 1988.

Sutor, B. and J.J. Hablitz. Electrophysiological properties of excitatory postsynaptic potentials (EPSPs) in rat neocortical neurons in vitro. Pflugers Arch. [Suppl. 1], 411:R153, 1988.

Barnes, E.M., Jr., M.H.J. Tehrani, and J.J. Hablitz. Cyclic-AMP accelerates GABAA receptor desensitization. Soc. Neurosci. Abstr., 14:167, 1988.

Tehrani, M.H.J., J.J. Hablitz, and E.M. Barnes, Jr. GABA down-regulates GABA/benzodiazepine receptors in chick cerebral neurons. Soc. Neurosci. Abstr., 15:1213, 1989.

Mistry, D.K. and J.J. Hablitz. Single-channel currents activated by GABA, muscimol and isoguvacinein outside-out membrane patches from cultured chick cerebral neurons. Soc. Neurosci. Abstr., 15:970, 1989.

Lee, W.L. and J.J. Hablitz. Role of NMDA and non-NMDA receptors in picrotoxin-induced epileptiform activity in rat neocortex. Soc. Neurosci. Abstr., 15:1213, 1989.

Hablitz, J.J. and D. Mistry. NMDA-evoked outward currents in cultured neocortical neurons using nystatin-perforated patch recordings. Soc. Neurosci. Abstr., 16:1184, 1990.

Hablitz, J.J. Voltage-dependence of GABA desensitization in chick cerebral neurons. Biophysics J., 59:19a, 1991.

Hablitz, J.J. and W.L. Lee. NMDA and non-NMDA receptor involvement in epileptiform bursting in the immature neocortex. Epilepsia Abstr., 32:42, 1991.

Burgard, E.C. and J.J. Hablitz. Postnatal development of synaptic excitation and inhibition in rat neocortex. Soc. Neurosci. Abstr., 17:751, 1991.

Andreasen, M. and J.J. Hablitz. QX-222 blocks a fast transient potassium current in neocortical neurons. Soc. Neurosci. Abstr., 17:779, 1991.

Andreasen., M. and J.J. Hablitz. Whole-cell patch clamp studies of paired pulse potentiation in the dentate gyrus. Biophysics J., 61:A511, 1991.

Burke, J.P. and J.J. Hablitz. Modulation of synaptic activation of neocortical neurons by glutamate metabotropic receptors. Soc. Neurosci. Abstr., 18:649, 1992.

Hablitz, J.J. and F.M. Zhou. Zinc induces spontaneous bursting of inhibitory neurons in rat neocortex. Soc. Neurosci. Abstr., 18:401, 1992.

Burgard, E.C. and J.J. Hablitz. Voltage dependence of spontaneous excitatory currents during postnatal development. Soc. Neurosci. Abstr., 18:804, 1992.

Sutor, B., F. Ruzker, G. ten Bruggencate, and J.J. Hablitz. Spread of epileptiform activity monitored by voltage sensitive dyes in the immature neocortex. Epilesia, 33 (Suppl. 3):20, 1993.

Sutor, B. and J.J. Hablitz. Eur. J. Neurosci., Suppl. 5: 62, 1992.

Andreasen, M. and J.J.Hablitz. The excitatory input to the dentate gyrus shows paired pulse potentiation. Eur. J. Neurosci., Suppl. 5: 76, 1992.

Zhou, F.M. and J.J. Hablitz. Bicuculline unmasks a fast EPSP resistant to glutamatergic antagonists in rat neocortex. Soc. Neurosci. Abstr., 19:469, 1993.

Hablitz, J.J. and Burgard, E.C. Glutamate-induced changes in membrane properties and calcium accumulation in neocortical neurons. Soc. Neurosci. Abstr. 19:26, 1993.

Burke, J.P. and J.J. Hablitz. Metabotropic glutamate receptor activation reduces evoked epileptiform activity in adult rat neocortex. Soc. Neurosci. Abstr. 19:22, 1993.

Burgard, E.C. and J.J. Hablitz. Voltage-dependence and Mg++-sensitivity of NMDA responses in neonatal rat neocortex. Soc. Neurosci. Abstr. 19:466, 1993.

Burke, J.P. and J.J. Hablitz. Modulation of spontaneous and evoked epileptiform activity by metabotropic glutamate receptor activation in immature rat neocortex. Epilesia 34(6):75, 1993.

Burgard, E.C. and J.J. Hablitz. NMDA receptor-mediated calcium accumulation in cultured neocortical neurons. Soc. Neurosci. Abstr. 20:278, 1994.

Zhou, F.M. and J.J. Hablitz. Morphological and electrophysiological properties of layer 1 neurons in rat neocortex. Soc. Neurosci. Abstr. 20:1414, 1994.

Pelletier, M.R. and J.J. Hablitz. Tea produces a persistent enhancement of synaptic transmission in rat neocortex. Soc. Neurosci. Abstr. 20:1512, 1994.

Hablitz, J.J. and B. Sutor. Postnatal development of hyperpolarization-activated inward currents in rat neocortical neurons. Soc. Neurosci. Abstr. 20:1523, 1994.

Hablitz, J.J. and J.P. Burke. Metabotropic glutamate receptor modulation of epileptiform activity in developing rat neocortex. Pflugers Arch., 429:R166, 1995.

Zhou, F.M. and J.J. Hablitz. Postnatal development of anatomical and electrophysiological properties of layer I neurons in rat neocortex. Soc. Neurosci. Abstr., 21:2022, 1995.

Hablitz, J.J. and Zhou, F.M. Dual components mEPSCs in layer 1 neurons of rat neocortex. Soc. Neurosci. Abstr., 21:2022, 1995.

Hablitz, J.J. Developmental changes in transmitter action. Epilepsia, 36(Suppl 3):S171, 1995.

Hablitz, J.J. Alterations in staining for calcium-binding proteins in rat neocortical microgyria. Epilepsia 36(Suppl. 4):119, 1995.

Zhou, F.M. and Hablitz, J.J. Spontaneous IPSCs in rat neocortical layer I neurons. Soc. Neurosci. Abstr. 1996, 22.

Chu, Z.G., Zhou, F.M. and Hablitz, J.J. ACPD increases spontaneous IPSC frequency in neocortical neurons. Soc. Neurosci. Abstr. 1996, 22,

Zhou, F.M. and Hablitz, J.J. Direct excitation of cortical interneurons by metabotropic glutamate receptors. Soc. Neurosci. Abstr. 1997, 23, 2025

Chu, Z.G. and Hablitz, J.J. Quisqualate induces an inward current in neocortical neurons via mGluR activation. Soc. Neurosci. Abstr. 1997, 23: 2030.

DeFazio, T. and Hablitz, J.J. Zinc and zolpidem modulate miniature IPSCs in rat neocortex. Soc. Neurosci. Abstr. 1997, 23: 105

DeFazio, T. and Hablitz, J.J. Loss of high-affinity zolpidem-induced enhancement of GABAergic postsynapic currents ina freeze-induced microgyria model of epilepsy. Epilepsia 1997, 38, Suppl. 8, 13.

Chu, Z.G., Zhou, F.M. and Hablitz, J.J. EPSCs in frontal neocortex sensitive to nicotinic cholinergic antagonists. Soc. Neurosci. Abstr. 1998, 24: 1817.

Zhou, F. M. and Hablitz, J.J. Dopamine enhances interneuron excitability but does not affect mIPSCs or mEPSCs in rat cerebral cortex. Soc. Neurosci. Abstr. 1998, 24: 351.

Schrader, L.A., Hablitz, J.J. and Friedlander, M.J. Developmental regulation of Ca2+ mobilization by metabotropic glutamate receptors in the visual cortex. Soc. Neurosci. Abstr. 1998, 24: 811.

DeFazio, T. and Hablitz, J.J. Excitatory and inhibitory components of evoked epileptiform discharges in a rat model of microgyria. Epilepsia 1998, 39, Suppl. 6:7.

Gonzalez-Islas, C. and Hablitz, J.J. Dopamine reduces evoked IPSCs in layer II/III pyramidal neurons from rat cortex. Soc. Neurosci. Abstr. 1999, 25: 1216.

Chu, C.G. and Hablitz, J.J. Paired-pulse depression of excitatory synaptic transmision in rat frontal neocortex. Soc. Neurosci. Abstr. 1999, 25: 1994.

Bordey, A., Hablitz, J.J. and Sontheimer, H.S. Electrophysiological properties of reactive astrocytes asociated with cortical freeze lesions. Soc. Neurosci. Abstr. 1999, 25: 1262.

Hablitz, J.J. and DeFazio, R.A. GABA-mediated depolarizing waves visualized with voltage sensitive dyes. Epilepsia 1999,40, Suppl. 7: 20.

DeFazio,T. and Hablitz, J.J. Voltage sensitive dyes reveal increased horizontal spread in the freeze-lesion model of neocortical microgyria. Epilepsia 1999,40, Suppl. 7: 156

Gonzalez-Islas C and Hablitz JJ Dopamine enhances evoked EPSCs in layerII/III pyramidal neurons from rat neocortex. Soc Neurosci Abstr 2000, 26: 1433.

 

SPEAKING INVITATIONS

1980
Satellite Symposium of 28th International Congress of Physiological Science Frankfurt am Main, FRG

1981
Symposium on Basic Mechanisms in Epilepsy, Spatind, Norway

1982
Seminar - Department of Neurosurgery, Kantonsspital, Zurich, Switzerland

1984
Symposium on Problems and Concepts in Developmental Neurophysiol., Houston, Texas

1985
Symposium on Calcium Electrogenesis and Neuronal Functioning, Ringberg Castle, Tegensee, FRG; Symposium on Excitatory Amino Acids, Fillerval, France; Symposium on Epilepsy and Calcium, Munster, FRG

1987
Symposium Workshop on Epilepsy, Second World Congress, International Brain Research Organization, Budapest, Hungary; Seminar - Max-Planck-Institute for Psychiatry, Munich, FRG; Seminar - Departmnet of Neurology, Hanahmann University, Philadelphia, PA; Seminar - Departmnet of Physiology and Biophysics, University of Alabama at Birmingham

1988
Rikshospitalet, The National Hospital, Oslo, Norway; Symposium Workshop on Neurotransmitters in Epilepsy, Stresa, Italy

1989
Symposium on Physiology, Pharmacology and Development of Epileptogenic Phenomena, Frankfurt, FRG; Seminar - Department of Pharmacology and Toxicology, University of Texas Medical Branch, Galveston, Texas

1990
Symposium on Martincrieder Neurophysiol., Munich, Germany; Symposium on Spring Hippocampal Research Conference, Grand Cayman Island; Seminar - Department of Neurology, Stanford University

1991
Seminar - University of California, Mental Retardation Center, Los Angeles, California; Seminar - University of Munich, Physiology Institute, Munich, Germany; Seminar - University of Tennessee, Memphis; Seminar - Texas A&M University, College Station, Texas; Seminar - University of Tennessee, Department of Neurobiology and Anatomy, Memphis, Tennessee

1992
Symposium on Brain Development and Epilepsy, Houston, Texas; Spring Hippocampal Research Conference, Grand Cayman, BWI; Seminar - University of South Florida, Tampa, Florida; Seminar - SUNY Health Sciences Center, Brooklyn, New York

1993
Seminar - University of Alabama at Birmingham, Nephrology Research and Training Center, Birmingham, Alabama; Seminar - The Children's Hospital, Birmingham, Alabama; Symposium - 20th International Epilepsy Congress, Oslo, Norway; Workshop - on Neurobiology of Epilepsy, Tromso, Norway; Investigator's Workshop - American Epilepsy Society

1994
Seminar - Neurobiology Research Center, University of Alabama at Birmingham

1995
Seminar - The Graduate Hospital, University of Pennsylvania; Seminar - Department of Psychology, University of Alabama at Birmingham; Symposium - German Physiological Society, Munster, Germany, “Metabotropic glutamate receptor modulation of epileptiform activity in developing rat neocortex”; Invited Speaker - Workshop on Neurobiology of Epilepsy, Cairns, Australia; Chairman - Workshop on Optical Imaging methods in Experimental Epilepsy, 21st International Epilepsy Congress, Sydney, Australia; Invited Speaker - Workshop on Differences between the mature and immature Central Nervous System, “Developmental changes in transmitter action” 21st International Epilepsy Congress, Sydney, Australia

1996
“Glutamate as a Neurotransmitter in the CNS”; Thesis Committee - The National Hacp, University of Oslo, Norway; Seminar - Society for Neuroscience, Washington, DC; Seminar - American Epilepsy Society, Baltimore, MD

1997
Winter Brain Conference, Breckenridge, Colorado (January); Spring Epilepsy Research Conference, Grand Caymen, British West Indies (April); Symposium - "Neuro Tansmitters in Epilepsy", Ireland (June)

1998
Invited Speaker - Spring Hippocampal Research Conference, Grand Cayman (April)

Seminar - Department of Neuroscience and Physiology, SUNY HSC, Syracuse

1999
Seminar, Department of Neurobiology and Anatomy, University of Maryland, “Synaptic mechanisms in malformed rat neocortex; Invited Speaker, Symposium on “Benign Focal Epilepsies of Childhood”, Houston, Tx “Modulation of intrinsic circuits in developing neocortex”; Invited Speaker, Workshop on Neurobiology of Epilepsy, Cesky, Krumlov, Czech Republic, “Metabotropic glutamate receptors in dysplastic neocortex”

2000
Seminar, Institute of Physiology, University of Munich, “Dopamine regulation of neocortical excitability” June 2. Invited Speaker, Spring Hippocampal Research Conference, Grand Cayman, BWI “Spread of activity in dysplastic neocortex” Seminar, Woods Hole “Propagation of activity in cortical inhibitory networks”

2001
Invited speaker, Workshop on Neurobiology of Epilepsy, Iguassau Falls, Brazil, “Altered glial cell expression in experimental epilepsy” May; Invited speaker, Spring Epilepsy Research Conference, Grand Cayman, BWI, “Nonsynaptic mechanisms in epilepsy”, April’ Seminar, Dept. of Physiology and Neuroscience, Medical University of South Carolina

 

EDITORIAL  RESPONSIBILITIES

Reviewer for:

Journal Neurophysiology, Journal Neuroscience, Experimental Neurology, Cellular and Molecular Neurobiology, Molecular Pharmacology, Neuroscience, Pflugers Archive, Neuroscience Letters, British Journal Pharmacology, Brain Research, Brain Research Bulletin, Journal of Physiology, Epilepsy Research

PEER REVIEW PANELS

NIH - Neurological Sciences II Study Section, 1987-1991
NIMH - Special Review Committee, 1990
NIH - Program Project Site Reviewer, 1989
National Science Foundation - Ad hoc Reviewer
Veterans Administration - Ad hoc Reviewer
NIH - Neurology A Study Section - Ad hoc Reviewer
NICHD - Program Project, Ad hoc Reviewer
NINDS - Program Project, Ad hoc Reviewer