Author information:
(1)Department of Physiology and Cellular Biophysics, College of Physicians and 
Surgeons, Columbia University, New York, NY 10032, USA; Mortimer B. Zuckerman 
Mind Brain and Behavior Institute Columbia University, New York, NY 10027, USA.
(2)Mortimer B. Zuckerman Mind Brain and Behavior Institute Columbia University, 
New York, NY 10027, USA.
(3)Department of Physiology and Cellular Biophysics, College of Physicians and 
Surgeons, Columbia University, New York, NY 10032, USA.
(4)Mortimer B. Zuckerman Mind Brain and Behavior Institute Columbia University, 
New York, NY 10027, USA; Department of Biochemistry and Molecular Biophysics, 
College of Physicians and Surgeons, Columbia University, New York, NY 10032, 
USA; Department of Neuroscience, Columbia University, New York, NY 10032, USA.
(5)Department of Human Genetics, Yokohama City University Graduate School of 
Medicine, Fukuura 3-9, Kanazawa-ku, Yokohama 236-0004, Japan.
(6)Department of Psychiatry, Columbia University Medical Center, New York, NY 
10032, USA.
(7)Department of Physiology and Cellular Biophysics, College of Physicians and 
Surgeons, Columbia University, New York, NY 10032, USA; Mortimer B. Zuckerman 
Mind Brain and Behavior Institute Columbia University, New York, NY 10027, USA; 
Department of Neuroscience, Columbia University, New York, NY 10032, USA. 
Electronic address: jag90@columbia.edu.