On the Action of the Anti-Absence Drug Ethosuximide in the Rat and Cat Thalamus

This work was supported by the Wellcome Trust (Grant 37089), the Centre National de la Recherche Scientifique (Unité de Recherche Associée 1488), the European Union (Biomed 2, Grant 97-2093), and the British Council (Alliance). S.R.W. was a Wellcome Prize Student. We thank Professor D. Paupardin-Tritsch for comments on this manuscript, Professor C. Marescaux for providing the GAERS rats, Mr. T. M. Gould for technical assistance, and Mr. R. A. Jones for photography.

Correspondence should be addressed to Dr. Vincenzo Crunelli, Physiology Unit, School of Molecular and Medical Biosciences, University of Wales Cardiff, Museum Avenue, Cardiff CF1 1SS, UK.

Dr. Asprodini’s present address: Department of Pharmacology, University of Thessaly, Larisa, Greece.

Dr. Turner’s present address: Department of Visual Science, Institute of Ophthalmology, London EC1V, UK.

Dr. Williams’ present address: Division of Neuroscience, John Curtin School of Medical Research, Australian National University, Canberra, ACT 0200, Australia.