Scientists have restored memory in mice with Alzheimer’s disease by boosting a single brain protein. Targeting this specific molecular mechanism can reverse cognitive deficits associated with the condition, presenting a potential new avenue for therapeutic intervention in humans.

Focusing on a vital protein known to regulate synaptic plasticity and neuronal health enabled reactivation of dormant neural connections. When the levels of this key protein were experimentally increased, the mice showed remarkable improvements in memory retention and learning tasks, performing nearly on par with healthy mice.