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Memories are made by breaking DNA — and fixing it

SEM (Scanning Electron Micrograph) of human brain cells showing an extensive network of interconnecting dendrites.

Neurons (shown here in a coloured scanning electron micrograph) mend broken DNA during memory formation. Credit: Ted Kinsman/Science Photo Library

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Read the related News & Views: ‘Innate immunity in neurons makes memories persist’.

Updates & Corrections

  • Correction 27 March 2024: An earlier version of this story indicated that broken DNA accumulated in the centrosome. It is DNA repair machinery that accumulates in that organelle.


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