Capturing and Manipulating Activated Neuronal Ensembles with CANE Delineates a Hypothalamic Social-Fear Circuit

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Sakurai, Katsuyasu

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Zhao, Shengli

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Takatoh, Jun

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Rodriguez, Erica

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Lu, Jinghao

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Leavitt, Andrew D

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Fu, Min

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Han, Bao-Xia

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Wang, Fan

dc.date.accessioned

2016-12-15T19:40:49Z

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2016-11-23

dc.description.abstract

© 2016 Elsevier Inc.We developed a technology (capturing activated neuronal ensembles [CANE]) to label, manipulate, and transsynaptically trace neural circuits that are transiently activated in behavioral contexts with high efficiency and temporal precision. CANE consists of a knockin mouse and engineered viruses designed to specifically infect activated neurons. Using CANE, we selectively labeled neurons that were activated by either fearful or aggressive social encounters in a hypothalamic subnucleus previously known as a locus for aggression, and discovered that social-fear and aggression neurons are intermixed but largely distinct. Optogenetic stimulation of CANE-captured social-fear neurons (SFNs) is sufficient to evoke fear-like behaviors in normal social contexts, whereas silencing SFNs resulted in reduced social avoidance. CANE-based mapping of axonal projections and presynaptic inputs to SFNs further revealed a highly distributed and recurrent neural network. CANE is a broadly applicable technology for dissecting causality and connectivity of spatially intermingled but functionally distinct ensembles.

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1097-4199

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0896-6273

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https://hdl.handle.net/10161/13276

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Elsevier BV

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Neuron

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10.1016/j.neuron.2016.10.015

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Capturing and Manipulating Activated Neuronal Ensembles with CANE Delineates a Hypothalamic Social-Fear Circuit

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Journal article

duke.contributor.orcid

Wang, Fan|0000-0003-2988-0614

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739

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753

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4

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Basic Science Departments

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Cell Biology

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Duke

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Duke Institute for Brain Sciences

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Institutes and Provost's Academic Units

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Neurobiology

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School of Medicine

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University Institutes and Centers

pubs.publication-status

Published

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92

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