[1] Univ Calif Davis, Dept Biochem & Mol Med, 2700 Stockton Blvd, Sacramento, CA 95817 USA
[2] CALTECH, Div Biol & Biol Engn, Pasadena, CA 91125 USA
[3] Salk Inst Biol Studies, Waitt Adv Biophoton Ctr, 10010 N Torrey Pines Rd, La Jolla, CA 92037 USA
[4] Northwestern Univ, Dept Neurobiol, Evanston, IL 60208 USA
[5] Univ Calif San Francisco, Dept Cellular & Mol Pharmacol, San Francisco, CA 94131 USA
[6] Oregon Hlth & Sci Univ, Vollum Inst, Portland, OR 97239 USA
[7] Boston Univ, Dept Psychol & Brain Sci, Boston, MA 02215 USA