Image of the Day: Memory Jogger

Scientists can livestream how the mouse brain’s hippocampus maps the physical world and accesses those memories.  

Sukanya Charuchandra
Sukanya Charuchandra

Originally from Mumbai, Sukanya Charuchandra is a freelance science writer based out of wherever her travels take her. She holds master’s degrees in Science Journalism and Biotechnology. You can read...

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The mouse moves through the virtual world of a video game with the help of a Styrofoam ball that floats on compressed air.THOMAS HAINMÜLLER, MARLENE BARTOS Researchers looked into the brains of live mice experiencing a virtual environment to see how neurons were altered through the process of memory consolidation, according to research published June 6 in Nature.  

A look into memory: A video recording shows neurons begin to flash as soon as they are activated.THOMAS HAINMÜLLER, MARLENE BARTOS 

“As the mouse is getting to know its environment, we use a special microscope to look from the outside into its brain and we record the activities of its nerve cells on video,” Thomas Hainmüller, a coauthor on the study, says in a statement. He and his colleague found that the mouse’s location within the game would trigger specific neurons among a group of cells...

See “Virtual Reality May Revolutionize Brain Science

T. Hainmueller, M. Bartos, “Parallel emergence of stable and dynamic memory engrams in the hippocampus,” Nature, doi:10.1038/s41586-018-0191-2, 2018.

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