About the Authors
Department of Neurobiology, University of Massachusetts Medical School, Worcester, Massachusetts, United States of America
Department of Physics & Center for Brain Science, Harvard University, Cambridge, Massachusetts, United States of America
The authors have declared that no competing interests exist.
The author(s) have made the following declarations about their contributions: Conceived and designed the experiments: JLD CMC AML JKP MMF ADTS MJA. Performed the experiments: JLD CMC AML JKP MH MMF MJA. Analyzed the data: JLD CMC AML JKP MH MMF ADTS MJA. Contributed reagents/materials/analysis tools: JLD CMC AML JKP MMF ADTS MJA. Wrote the paper: JLD CMC MMF MJA.