Identification and Manipulation of Memory Engram Cells

  1. Susumu Tonegawa1,2
  1. 1RIKEN-MIT Center for Neural Circuit Genetics at the Picower Institute for Learning and Memory, Department of Biology and Department of Brain and Cognitive Sciences, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139
  2. 2Howard Hughes Medical Institute, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139
  1. Correspondence: tonegawa{at}mit.edu
  • 3 Present address: Department of Neurobiology, Northwestern University, Evanston, Illinois 60208.

Abstract

How memories are formed and stored in the brain remains a fascinating question in neuroscience. Here we discuss the memory engram theory, our recent attempt to identify and manipulate memory engram cells in the brain with optogenetics, and how these methods are used to address questions such as how false memory is formed and how the valence of a memory can be changed in the brain.

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