APStracts (ISSN 1080-4757) Vol. 5, 1998

The American Physiological Society

• Conopressin affects excitability, firing, and action potential shape through stimulation of transient and persistent inward currents in central neurons of Lymnaea stagnalis. Paul F. van Soest and Karel S. Kits. Membrane Physiology Section, Research Institute Neurosciences, Vrije Universiteit, De Boelelaan 1087, 1081 HV Amsterdam, The Netherlands. APStracts 5:001N, 1998
• Enhanced propagation of epileptiform activity through the kindled dentate gyrus. J. Behr, K. J. Lyson and I. Mody. Depts. of Neurology and Physiology, Reed Neurological Research Center, UCLA School of Medicine, 710 Westwood Plaza, Los Angeles, CA 90095-1769, U.S.A. Dept. of Internal Medicine, Div. of Nephrology, The University of Iowa, 200 Hawkins Dr., Iowa City, IA 52242-1081, U.S.A. APStracts 5:002N, 1998
• Attention-regulated activity in human primary visual cortex. Takeo Watanabe, Yuka Sasaki, Satoru Miyauchi, Benno Putz, Takashi Fujimaki, Matthew Nielsen, Ryosuke Takino, Satoshi Miyakawa. Department of Psychology, Boston University, 64 Cummington Street, Boston, MA 02215. Communication Research Laboratory, Tokyo, Japan. Shiraume Gakuen College, Tokyo, Japan, Frontier, Riken Institute, Saitama, Japan. APStracts 5:003N, 1998
• Off-centric rotation axes in natural head movements: implications for vestibular reafference and kinematic redundancy. W.P. Medendorp, B.J.M. Melis, C.C.A.M. Gielen and J.A.M. Van Gisbergen. Dept. of Medical Physics and Biophysics, University of Nijmegen, Geert Grooteplein 21, NL 6525 EZ Nijmegen, The Netherlands. Visio, Regionale Instelling Noord, Rijksstraatweg 61, NL 9752 AC Haren, The Netherlands. APStracts 5:004N, 1998
• Information about Spatial View in an Ensemble of Primate Hippocampal Cells. Edmund T. Rolls, Alessandro Treves1, Robert G. Robertson, Pierre Georges- Fran‡ois and Stefano Panzeri. University of Oxford, Department of Experimental Psychology, South Parks Road, Oxford OX1 3UD, England. APStracts 5:005N, 1998
• Distribution and characteristics of poststimulus facilitation and suppression of shoulder, elbow, wrist, digit and intrinsic hand muscles from red nucleus in the monkey. Abderraouf Belhaj-Saúf, Jennifer Hill Karrer and Paul D. Cheney. Department of Molecular and Integrative Physiology and Ralph L. Smith, Mental Retardation and Human Development Research Center, University of Kansas Medical Center, Kansas City, KS 66160. APStracts 5:006N, 1998
• Temporal and amplitude generalization in motor learning. Susan J. Goodbody and Daniel M. Wolpert. Sobell Department of Neurophysiology, Institute of Neurology, Queen Square, London WC1N 3BG, United Kingdom. APStracts 5:007N, 1998
• MESOLIMBIC COMPONENT OF THE ASCENDING CHOLINERGIC PATHWAYS: ELECTROPHYSIOLOGICAL-PHARMACOLOGICAL STUDY. Stefan M. BRUDZYNSKI, Ludmila KADISHEVITZ and Xiao-Wen FU. Department of Psychology, Brock University, affiliation: St. Catharines, Ontario, L2S 3A1, and Department of Clinical Neurological Sciences, London Health Sciences Centre, London, Ontario, N6A 5A5 Canada. APStracts 5:008N, 1998
• Kinetic Analysis of Glycine Receptor Currents in Ventral Cochlear Nucleus. T. Patrick Harty and Paul B. Manis. Departments of Otolaryngology Head and Neck Surgery, and The Center for Hearing Sciences, The Johns Hopkins University School of Medicine, Baltimore, MD 21205. APStracts 5:009N, 1998
• GABAergic disinhibition affects the responses of bat inferior collicular neurons to temporally patterned sound pulses. Yong Lu, Philip H.-S. Jen and Min Wu. Division of Biological Sciences, The University of Missouri-Columbia, MO 65211, Department of Surgery/Otolaryngology, Yale University, New Haven, CT 06510. APStracts 5:010N, 1998
• Pharmacologically and functionally distinct calcium currents of stomatogastric neurons. Laura M. Hurley and Katherine Graubard. Patterson Labs, University of Texas, Austin, TX 78712. Box 351800, University of Washington, Seattle, Washington 98195. APStracts 5:011N, 1998
• Activity-dependent regulation of intracellular calcium in avian cochlear nucleus neurons: Roles of protein kinases A and C and relation to cell death. Lance Zirpel, William R. Lippe and Edwin W Rubel. The Virginia Merrill Bloedel Hearing Research Center and The Department of Otolaryngology - HNS, University of Washington School of Medicine, Seattle, WA. Department of Neurobiology and Anatomy, University of Utah School of Medicine, 50 North Medical Drive, Salt Lake City, UT 84132. APStracts 5:012N, 1998
• NMDA Receptor-Mediated oscillatory activity In the Neonatal Rat Spinal cord IS sEROTONIN-Dependent. Jason N. MacLean, Kristine C. Cowley and Brian J. Schmidt. Department of Physiology, University of Manitoba, 770 Bannatyne Avenue, Winnipeg, Manitoba, CANADA R3E 0W3. Phone: (204) 789-3263, Fax: (204) 789- 3930, email: brian@brian.scrc.umanitoba.ca. APStracts 5:013N, 1998
• Forms of Forward Quadrupedal Locomotion. II. A Comparison of Posture, Hindlimb Kinematics, and Motor Patterns for Upslope and Level Walking. Patricia Carlson-Kuhta, Tamara V. Trank, and Judith L. Smith. Laboratory of Neuromotor Control, Department of Physiological Science, University of California, Los Angeles, California, 90095-1568. APStracts 5:014N, 1998
• Modulation of pre- and postsynaptic calcium dynamics by ionotropic glutamate receptors at a plastic synapse. Neil E. Schwartz and Simon Alford. Department of Physiology and Northwestern University Institute for Neuroscience, Northwestern University Medical School, Chicago, Illinois 60611 USA. APStracts 5:015N, 1998
• Neurons in the Human Thalamic Principal Somatosensory Nucleus (Ventralis Caudalis - Vc) Respond to Innocuous Cool and Mechanical Stimuli.. F.A.Lenz, P.M. Dougherty. Depts of Neurosurgery and Neuroscience1, Johns Hopkins Hospital, Baltimore, Maryland, U.S.A. 21287-7713. APStracts 5:016N, 1998
• Spinal NMDA Receptor Involvement in the Expansion of Mechanosensitive Receptive Field Area of Dorsal Horn Neurons Produced by Intracutaneous Microinjection of Histamine. Steven L. Jinks and E. Carstens. Section of Neurobiology, Physiology and Behavior, University of California, Davis, Davis, CA 95616. APStracts 5:017N, 1998
• A NEW LOOK AT THE FORCE-FREQUENCY RELATIONSHIP OF HUMAN SKELETAL MUSCLE: EFFECTS OF FATIGUE. Stuart A. Binder-Macleod, Samuel C. K. Lee, April D. Fritz, Lorin J. Kucharski. Department of Physical Therapy, University of Delaware, Newark, DE, USA. APStracts 5:018N, 1998
• Cellular and Network Models for Intrathalamic Augmenting Responses During 10 Hz Stimulation. Maxim Bazhenov, Igor Timofeev, Mircea Steriade and Terrence J. Sejnowski. Howard Hughes Medical Institute, The Salk Institute, Computational Neurobiology Laboratory, La Jolla, CA 92037. Laboratory of Neurophysiology, School of Medicine, Laval University, Quebec, Canada G1K. Department of Biology, University of California San Diego, La Jolla, CA 92093. APStracts 5:019N, 1998
• CELLULAR MECHANISMS UNDERLYING INTRATHALAMIC AUGMENTING RESPONSES OF RETICULAR AND RELAY NEURONS. Igor Timofeev and Mircea Steriade. Laboratoire de Neurophysiologie, Facult‚ de M‚decine, Universit‚ Laval, Quebec, Canada G1K 7P4. APStracts 5:020N, 1998
• GABA-Induced Intrinsic Light-Scattering Changes Associated with Voltage- Sensitive Dye Signals in Embryonic Brainstem Slices: Coupling of Depolarization and Cell Shrinkage. Yoko Momose-Sato, Katsushige Sato, Akihiko Hirota1 and Kohtaro Kamino. Department of Physiology, Tokyo Medical and Dental University School of Medicine, Bunkyo-ku, Tokyo 113-8519, Japan. APStracts 5:021N, 1998
• Muscarinic agonist-induced burst firing in immature rat olfactory cortex neurones in vitro. M. POSTLETHWAITE, A. CONSTANTI 1 AND V. LIBRI. Department of Pharmacology, The School of Pharmacy, 29/39 Brunswick Square, London WC1N 1AX, UK and Department of Biology, University of Rome "Tor Vergata", Via della Ricerca Scientifica 00173, Rome, Italy. APStracts 5:022N, 1998
• Dynamics of excitatory transmitter release: analysis of synaptic responses in CA3 hippocampal neurons following repetitive stimulation of afferent fibers. Marco Canepari and Enrico Cherubini. Biophysics Sector and Istituto Nazionale Fisica della Materia (INFM unit), International School for Advanced Studies, Via Beirut 2-4, 34014 Trieste, Italy. APStracts 5:023N, 1998
• Discharge Rate Representations of Vowel-like Stimuli in the Ventral Cochlear Nucleus of the Cat: Effects of Stimulus Level, Background Noise, and Behavioral State. BRADFORD J. MAY, GLENN S. LE PRELL, AND MURRAY B. SACHS. Depts. of Otolaryngology-HNS and Biomedical Engineering, Johns Hopkins School of Medicine, Baltimore, MD 21205. APStracts 5:024N, 1998
• Modulation of Synaptic Transmission by Dopamine and Norepinephrine in Ventral but not Dorsal Striatum. Saleem M. Nicola and Robert C. Malenka. Departments of Psychiatry and Physiology and Center for the Neurobiology of Addiction, University of California, San Francisco, CA, 94143-0984, USA. APStracts 5:025N, 1998
• Auditory Motion Induces Directionally-Dependent Receptive Field Shifts in Inferior Colliculus Neurons. Willard W. Wilson and William E. O'Neill. Program in Neuroscience and Department of Physiology, University of Rochester School of Medicine and Dentistry, Rochester, NY 14642. APStracts 5:026N, 1998
• Synchronous Period-Doubling in Flicker Vision of Salamander and Man. Daniel W. Crevier and Markus Meister Department of Molecular and Cellular Biology, Harvard University, 16 Divinity Avenue, Cambridge, MA 02138. APStracts 5:027N, 1998
• Noise-induced tuning curve changes in mechanoreceptors. Chandra Ivey, A. Vania Apkarian, and Dante R. Chialvo. Department of Neurosurgery, Computational Neuroscience Program, SUNY Health Sciences Center, Syracuse, NY 13210, and Division of Neural Systems, Memory and Aging, University of Arizona, Tucson, AZ 85724, USA. APStracts 5:028N, 1998
• Basilar membrane vibration in the gerbil hemicochlea. Claus-Peter Richter, Burt N. Evans, Roxanne Edge and Peter Dallo. Auditory Physiology Laboratory (The Hugh Knowles Center), Departments of Neurobiology and Physiology and Communication Sciences and Disorders. The Institute of Neuroscience. Northwestern University, Evanston, Il 60208, USA Zentrum der Physiologie, J.W. Goethe-Universit„t, Theodor-Stern-Kai7,60590 Frankfurt / Main, Germany. APStracts 5:029N, 1998
• ACTIVATION KINETICS OF THE DELAYED RECTIFIER POTASSIUM CURRENT OF BULLFROG SYMPATHETIC NEURONS. Kathryn G. Klemic, Dominique M. Durand, and Stephen W. Jones. Department of Physiology and Biophysics, Department of Biomedical Engineering, Case Western Reserve University, Cleveland, Ohio 44106. APStracts 5:030N, 1998
• Intrinsic and thalamic excitatory inputs onto developing LMAN neurons in zebra finch brain slices differ in their pharmacological and temporal properties. Charlotte A. Boettiger & Allison J. Doupe. Keck Center for Integrative Neuroscience and Neuroscience Graduate Program, Departments of Physiology and Psychiatry, University of California, San Francisco, San Francisco, California 94143-0444. APStracts 5:031N, 1998
• Human Brain Regions Involved in Direction Discrimination. L. Cornette, P. Dupont, A. Rosier, S. Sunaert, P. Van Hecke, J. Michiels, L. Mortelmans, and G. A. Orban. Laboratorium voor Neuro- en Psychofysiologie, KU Leuven, Medical School, Campus Gasthuisberg, Herestraat 49, B-3000 Leuven; Centrum voor Positron Emissie Tomografie, Departement Nucleaire Geneeskunde, UZ Gasthuisberg, B-3000 Leuven; Afdeling R”ntgendiagnose, Departement Radiologie, UZ Gasthuisberg, 3000 Leuven; Laboratorium voor Medische Beeldverwerking, ESAT Radiologie, KULeuven, B-3000 Leuven, Belgium. APStracts 5:032N, 1998
• Picrotoxin eliminates frequency selectivity of an auditory interneuron in a bushcricket. Andreas Stumpner. I. Zoologisches Institut, Berliner Str. 28, D-37073 G”ttingen. APStracts 5:033N, 1998
• CORRELATION ANALYSIS OF CORTICOTECTAL INTERACTIONS IN THE CAT VISUAL SYSTEM. Michael Brecht, Wolf Singer and Andreas K. Engel. Max-Planck-Institut f�r Hirnforschung, Deutschordenstraáe 46, 60528 Frankfurt, Germany. APStracts 5:034N, 1998
• Neurotransmitter-induced novel modulation of a nonselective cation channel by a camp dependent mechanism in rat pineal cells. Nissim Darvish and James T. Russell. Laboratory of Cellular and Molecular Neurophysiology1, NICHD, NIH, Bethesda, MD 20892. APStracts 5:035N, 1998
• Ionic Currents and Electromotility in Inner Ear Hair Cells from Humans. JOHN S. OGHALAI, JEFFREY R. HOLT, TAKASHI NAKAGAWA, THOMAS M. JUNG, NEWTON J. COKER, HERMAN A. JENKINS, RUTH ANNE EATOCK, WILLIAM E. BROWNELL1. Bobby R. Alford Department of Otorhinolaryngology and Communicative Sciences, Baylor College of Medicine, One Baylor Plaza, Houston, TX 77030; Department of Neurobiology and Howard Hughes Medical Institute, Harvard Medical School, Boston, MA 02114; Department of Otorhinolaryngology, Faculty of Medicine Kyushu University, 3-1-1 Maidashi Higashi-ku Fukuoka city, 812, Japan; and Texas Ear, Nose, & Throat Consultants, 2001 Scurlock Tower, Houston, TX 77030, USA. APStracts 5:036N, 1998
• ELECTROPHYSIOLOGICAL PROPERTIES OF HUMAN ASTROCYTIC TUMOR CELLS IN SITU : THE ENIGMA OF SPIKING GLIA CELLS. Ang‚lique Bordey and Harald Sontheimer. Department of Neurobiology, University of Alabama at Birmingham, Birmingham, AL. APStracts 5:037N, 1998
• COMPLEX SYNAPTIC CURRENT WAVEFORMS EVOKED IN HIPPOCAMPAL PYRAMIDAL NEURONS BY EXTRACELLULAR STIMULATION OF DENTATE GYRUS . Zixiu Xiang and Thomas H. Brown. Departments of Psychology1 and Cellular and Molecular Physiology, Yale University, P.O. Box 208205, New Haven, Connecticut 06520, USA. APStracts 5:038N, 1998
• Regulation of action potential firing in spiny neurons of the rat neostriatum, in vivo. J. R. Wickens and C. J. Wilson. Department of Anatomy and Structural Biology, School of Medical Sciences, University of Otago, Dunedin, New Zealand. Department of Anatomy and Neurobiology, University of Tennessee, Memphis, TN 3819. APStracts 5:039N, 1998
• Minimal Model of Oscillations and Waves in the Limax Olfactory Lobe With Tests of the Model's Predictive Power. Bard Ermentrout, Jorge Flores and Alan Gelperin. Department of Mathematics, University of Pittsburgh, Pittsburgh, PA 15260. Biological Computation Research Department, Bell Laboratories, Lucent Technologies, Murray Hill, NJ 07974. APStracts 5:040N, 1998
• Specificity in the Interaction of HVA Ca2+ Channel Types with Ca2+- dependent AHPs and Firing Behavior in Neocortical Pyramidal Neurons. Juan Carlos Pineda, Robert S. Waters and Robert C. Foehring. Department of Anatomy and Neurobiology, University of Tennessee, Memphis. APStracts 5:041N, 1998
• The effect of motion contrast on human cortical responses to moving stimuli. Gordon L. Shulman, Jacob Schwarz, Francis M. Miezin, and Steven E. Petersen. Washington University School of Medicine, Department of Neurology and Neurological Surgery, Department of Radiology and the Mallinckrodt Institute of Radiology, Washington University School of Medicine, 660 S. Euclid, St. Louis, MO 63110. APStracts 5:042N, 1998
• Effects of quinine on the excitability and voltage-dependent currents of isolated spiral ganglion neurons in culture. Xi Lin, Shanping Chen, Daniel Tee. Section on Neurobiology, Department of Cell and Molecular Biology, House Ear Institute, Los Angeles, CA 90057. APStracts 5:043N, 1998
• Co-operative Mechanisms between the Two Proximal Leg Joints of the Stick Insect Carausius morosus. II. Activity Patterns of the Motoneuron Pools during Walking and the Influence of an Identified Conditional Bursting Interneuron onto these Motoneurons. . Dennis E. Brunn and Antje Heuer. Abt. 4, Fakult„t f�r Biologie, Universit„t Bielefeld, 33501 Bielefeld, Germany. APStracts 5:044N, 1998
• Co-operative Mechanisms between the Two Proximal Leg Joints of the Stick Insect Carausius morosus. I. Local Nonspiking Interneurons That Contribute to Interjoint Coordination. Dennis E. Brunn. Abt. 4, Fakult„t f�r Biologie, Universit„t Bielefeld, 33501 Bielefeld, Germany. APStracts 5:045N, 1998
• Inhibitory glutamate receptor channels in cultured lobster stomatogastric neurons. Thomas A. Cleland and Allen I. Selverston. Biology Department, 0357, University of California, San Diego, La Jolla, CA 92093-0357. APStracts 5:046N, 1998
• Responses of Neurons in the Insular Cortex to Gustatory Stimulation of the Posterior Tongue, Baroreceptor and Chemoreceptor Stimulation, and Tail Pinch in Rats. TAKAMITSU HANAMORI, TAKATO KUNITAKE, KAZUO KATO AND HIROSHI KANNAN. Department of Physiology, Miyazaki Medical College, Kiyotake, Miyazaki (Japan). APStracts 5:047N, 1998
• ROLES OF ASCENDING INHIBITION DURING TWO RHYTHMIC MOTOR PATTERNS IN XENOPUS TADPOLES. C.S. GREEN AND S.R. SOFFE. School of Biological Sciences, University of Bristol, Woodland Road, Bristol BS8 1UG, UK. APStracts 5:048N, 1998
• FUNCTIONAL SPECIALIZATION IN AUDITORY CORTEX: Responses to frequency- modulated stimuli in the CAT'S posterior AUDITORY field. Peter Heil and Dexter R.F. Irvine. Department of Psychology, Monash University, Clayton, Victoria 3168, Australia. APStracts 5:049N, 1998
• Effects of Cerebellar Nuclear Inactivation on the Learning of a Complex Forelimb Movement in Cats. Jian-Jun Wang, Yury Shimansky, Vlastislav Bracha, and James R. Bloedel. Division of Neurobiology, Barrow Neurological Institute, Phoenix, AZ 85013. APStracts 5:050N, 1998
• TEMPORAL INTEGRATION CAN READILY SWITCH BETWEEN SUBLINEAR AND SUPRALINEAR SUMMATION. Michael Margulis and Cha-Min Tang. Department of Neurology, University of Maryland School of Medicine, Baltimore, Md., 21201. APStracts 5:051N, 1998
• SYNAPTICALLY EVOKED DENDRITIC ACTION POTENTIALS IN RAT NEOCORTICAL PYRAMIDAL NEURONS. Peter C. Schwindt and Wayne E. Crill. Department of Physiology & Biophysics, University of Washington School of Medicine, Box 357290, Seattle, WA 98195-7290. APStracts 5:052N, 1998
• Facilitation of a nociceptive flexion reflex in man by non-noxious radiant heat produced by a laser. Plaghki Lon, Bragard Dominique, Le Bars Daniel, Willer Jean-Claude, and Godfraind Jean-Marie. Facult de Mdecine, Universit catholique de Louvain, B-1200 Brussels, Belgium. INSERM U -161, 2, rue dAlsia, 75014 Paris, France. Facult de Mdecine Piti-Salptrire, Laboratoire de Neurophysiologie, 91 Boulevard de lHpital, 75634 Paris Cedex 13, France. APStracts 5:053N, 1998
• Passive Electrical Properties of Ventral Horn Neurons in Rat Spinal Cord Slices. David Thurbon, Hans-R. L�scher, Thomas Hofstetter, and Stephen J. Redman. Division of Neuroscience, John Curtin School of Medical Research, Australian National University, Canberra, Australia, and Department of Physiology, University of Bern, CH-3012 Bern, Switzerland. APStracts 5:054N, 1998
• REPRESENTATION OF WRIST JOINT KINEMATICS BY THE ENSEMBLE OF MUSCLE SPINDLES FROM SYNERGISTIC MUSCLES. Sabine M. P. Verschueren, Paul J. Cordo1, and Stephan P. Swinnen. Robert S. Dow Neurological Sciences Institute, 1120 N.W. 20th Ave., Portland, OR 97209 U.S.A.. Laboratory of Motor Control, Department of Kinesiology, Catholic University of Leuven, Tervuursevest 101, B3001 Heverlee, Belgium. Dept. Physiology and Pharmacology, Oregon Health Sciences University, Portland, OR 97201 U.S.A. APStracts 5:055N, 1998
• VOLTAGE-GATED AND Ca2+-ACTIVATED CONDUCTANCES MEDIATING AND CONTROLLING GRADED ELECTRICAL ACTIVITY IN CRAYFISH MUSCLE. Alfonso Araque, Alain Marchand and Washington Bu¤o. Instituto Cajal, CSIC, Av. Dr. Arce 37, E-28002, Madrid, Spain; and LNM, CNRS, F-13402 Marseilles, France.. APStracts 5:063N, 1998
• .Neural Modulation of Gut Motility by the Myomodulin Peptides and Acetylcholine in the Snail Lymnaea. Stephen J. Perry, Volko A. Straub, Gyšrgy Kemenes, Niovi Santama, Belinda M. Worster, Julian F. Burke, Paul R. Benjamin. Sussex Centre for Neuroscience, University of Sussex, Falmer, Brighton, BN1 9QG. U.K. Dept. of Biochemistry, University of Sussex, Falmer, Brighton, BN1 9QG. U.K.. APStracts 5:057N, 1998
• An fMRI Study of Face Perception and Memory using Random Stimulus Sequences. Vincent P. Clark, Jose Ma. Maisog, and James V. Haxby. Section on Functional Brain Imaging, Laboratory of Brain and Cognition, NIMH, NIH, Bethesda, MD 20892-1366. APStracts 5:058N, 1998
• LOCALIZATION OF CCK RECEPTORS IN THALAMIC RETICULAR NEURONS: A MODELING STUDY. Vikaas S. Sohal, Charles L. Cox and John R. Huguenard. Department of Neurology and Neurological Sciences, Stanford University School of Medicine, Stanford CA 94305-5122. APStracts 5:059N, 1998
• CONTROL OF SPATIAL ORIENTATION OF THE ANGULAR VESTIBULO-OCULAR REFLEX BY THE NODULUS AND UVULA. Susan Wearne, Theodore Raphan and Bernard Cohen. Departments of Neurology and Biophysics and Physiology, Mt. Sinai School of Medicine, New York, 10029, and Computer and Information Sciences, Brooklyn College of the City University of New York. APStracts 5:060N, 1998
• TRANSIENT DISTURBANCES TO ONE LIMB PRODUCE COORDINATED, BILATERAL RESPONSES DURING INFANT STEPPING. Jaynie F. Yang, Marilee J. Stephens, Rosie Vishram. Department of Physical Therapy1 and Division of Neuroscience, University of Alberta, Edmonton, Canada T6H 2G4. APStracts 5:061N, 1998
• Changes in quantal size distributions upon experimental variations in the probability of release at striatal inhibitory synapses. Jan C. Behrends and Gerrit ten Bruggencate. Department of Physiology, University of Munich, Pettenkoferstr. 12, 80336 M�nchen, Germany. APStracts 5:062N, 1998