[1] Roche Biosci R2 101, Dept Mol Pharmacol, Palo Alto, CA 94304 USA
[2] Roche Biosci R2 101, Biol Res Ctr, Palo Alto, CA 94304 USA
[3] Vet Affairs Med Ctr, Dept Psychiat & Behav Sci, Geriatr Res Educ & Clin Ctr 182B, Seattle, WA 98108 USA
[4] Novartis Pharma AG, Nervous Syst Res, CH-4002 Basel, Switzerland
[5] Bristol Myers Squibb Co, Neurosci Preclin CNS Res, Wallingford, CT 06492 USA