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Neuroscientists identify brain circuit necessary for memory formation

April 06, 2017
… findings challenge standard model of memory consolidation. engram hippocampus prefrontal cortex amygdala … 2012, Tonegawa’s lab developed a way to label cells called engram cells, which  contain specific memories . This allows … found that memories of the event were being stored in engram cells in both the hippocampus and the prefrontal …

With these neurons, extinguishing fear is its own reward

January 15, 2020
… also form new memories to suppress fearful ones amygdala engram … stained green, while the cells in a fear extinction memory engram appear red. Overriding fear with reward In a prior … population that holds specific memory information, memory “engram” cells.   Zhang labeled Ppp1r1b neurons that were …

Emotions and Memory

… ensemble of neurons that encoded the memory (called an “engram) and engineered them to be controllable with flashes … called “optogenetics”). Then, when they reactivated the engram of that context while presenting a reward, the cells … The researchers also did the opposite, swapping an engram’s positive association for a fearful one. A year later …

Scientists identify neurons devoted to social memory

September 29, 2016
… a new study reports. hippocampus social memory autism CA1 engram … a subset of cells in a particular brain region that is the engram — a set of cells that through its connections in the …

Susumu Tonegawa

… memory consolidation circuit mapping neuromodulation engram neurotechnology inception depression place cells … for memory reconsolidation and extinction at the memory engram level. Role of protein-synthesis dependent LTP in …

Picower Fellows alumni

… research was the conceptualization of overlapping engram cells as the cellular foundation for representing …
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