Memory-making involves extensive DNA breaking
news.mit.edu
To provide access to genes needed for the encoding and storage of memories, brain cells snap open their DNA, breaking both strands. A new study finds this happens more extensively than previously realized and it occurs not only in neurons but other supporting cell types.
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The original was posted on /r/todayilearned by /u/TylerFortier_Photo on 2025-06-09 16:40:08+00:00.

Original Title: TIL a scientific study published in 2021 showed making memories actually involves breaking our DNA, then repairing them. When DNA repairs go wrong, it can lead to neurodegeneration and cognitive decline