About the Authors

Albert Y. Hung

Affiliations Departments of Brain and Cognitive Sciences and Biology, The Picower Institute for Learning and Memory, Massachusetts Institute of Technology, Cambridge, Massachusetts, United States of America, Department of Neurology, Massachusetts General Hospital, Boston, Massachusetts, United States of America

Clifford C. Sung

Affiliation Departments of Brain and Cognitive Sciences and Biology, The Picower Institute for Learning and Memory, Massachusetts Institute of Technology, Cambridge, Massachusetts, United States of America

Ilana L. Brito

Affiliation Departments of Brain and Cognitive Sciences and Biology, The Picower Institute for Learning and Memory, Massachusetts Institute of Technology, Cambridge, Massachusetts, United States of America

Morgan Sheng

msheng@mit.edu

Affiliation Departments of Brain and Cognitive Sciences and Biology, The Picower Institute for Learning and Memory, Massachusetts Institute of Technology, Cambridge, Massachusetts, United States of America

Competing Interests

M.S. is presently an employee of Genentech Inc., South San Francisco, a member of the Roche Group. All of the work done for this study was performed at MIT. This does not alter the authors' adherence to all PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: AYH MS. Performed the experiments: AYH CCS ILB. Analyzed the data: AYH CCS ILB. Wrote the paper: AYH MS.