Roger A. Nicoll, Matthew Frerking
& Dietmar Schmitz
The authors are in the Departments of Cellular and Molecular Pharmacology, and Physiology, University of California, San Francisco, California 94143−0450, USA. nicoll@phy.ucsf.edu
Satake et al. show that glutamate release in the cerebellum causes heterosynaptic depression of GABA release and that AMPA receptors act presynaptically to mediate this phenomenon.