Projection Neurons with Shared Cotransmitters Elicit Different Motor Patterns from the Same Neural Circuit

This work was supported by National Science Foundation Grant IBN-9808356 (M.P.N.) and National Institute of Neurological Disorders and Strokes Grant NS29436 (M.P.N.). We thank Dr. Dawn M. Blitz for helpful discussions and for comments on earlier versions of this paper.

Correspondence should be addressed to Dr. Michael P. Nusbaum, Department of Neuroscience, University of Pennsylvania School of Medicine, 215 Stemmler Hall, Philadelphia, PA 19104-6074. E-mail:nusbaum{at}mail.med.upenn.edu.