1. COBRE Center for Structural and Functional Neuroscience
2. Department of Biomedical and Pharmaceutical Sciences
3. Neuroscience Graduate Program
4. Davidson Honors College; The University of Montana; Missoula MT 59812 USA
5. Department of Pharmacology; University of Washington; Box 357750 Seattle WA 98195-7750 USA
6. Department of Bioengineering, Stanford University; Stanford CA USA
7. Howard Hughes Medical Institute; RIKEN-MIT Neuroscience Research Center; The Picower Institute for Learning and Memory; Department of Biology and Department of Brain and Cognitive Sciences; Massachusetts Institute of Technology; Cambridge MA 02139 USA