Calcium Channel Types with Distinct Presynaptic Localization Couple Differentially to Transmitter Release in Single Calyx-Type Synapses

L.G.W. was supported by the Alexander von Humboldt Foundation and Human Frontier Science Program. J.G.G.B. was supported by a Training and Mobility of Researchers fellowship. R.E.W. and W.A.C. were supported by National Institutes of Health Grant NS22625. We thank Drs. Erwin Neher and Bernard Katz for helpful comments on this manuscript.

Correspondence should be addressed to Dr. Ling-Gang Wu, Abteilung Zellphysiologie, Max-Planck-Institut für medizinische Forschung, Jahnstrasse 29, D-69120 Heidelberg, Germany.