Reposted by Yuki Murai
Memories can survive even after the brain temporarily loses more than half of its synaptic connections, according to a new mouse study in Science, which challenges the long-held view that long-term memories depend on stable individual synapses.
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Artificial hibernation reveals synaptic engram architecture associated with memory retention
Memories leave lasting physical changes at the synaptic level. Although stable, larger spines are thought to support memory, the high turnover of dendritic spines and the drifting of neuronal represen...
