The war veteran who recoils at the sound of a car backfiring and the recovering drug addict who feels a sudden need for their drug of choice when visiting old haunts have one thing in common: Both are victims of their own memories. New research indicates those memories could actually be extinguished.
A new study from the Massachusetts Institute of Technology found a gene called Tet1 can facilitate the process of memory extinction. In the study, mice were put in a cage that delivered an electric shock. Once they learned to fear that cage, they were then put in the same cage but not shocked. Mice with the normal Tet1 levels no longer feared the cage once new memories were formed without the shock. Mice with the Tet1 gene eliminated continued to fear the cage even when there was no shock delivered. Read more…
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Read more : No More Bad Flashbacks: Scientists Find Gene That Erases Memories
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