Electrical and Computer Engineering, Duke University, Durham, North Carolina, United States of America.|Electrical and Computer Engineering, Duke University, Durham, North Carolina, United States of America.|Synapse Biology, Allen Institute for Brain Sciences, Seattle, Washington, United States of America.|Department of Biomedical Engineering, Johns Hopkins University, Baltimore, Maryland, United States of America.|Molecular and Cellular Physiology, Stanford University School of Medicine, Stanford, California, United States of America.|Department of Cell Biology and Physiology, University of North Carolina, Chapel Hill, Chapel Hill, North Carolina, United States of America.|Synapse Biology, Allen Institute for Brain Sciences, Seattle, Washington, United States of America.|Electrical and Computer Engineering, Duke University, Durham, North Carolina, United States of America.