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INTRODUCTION: MicroRNAs (miRNAs) are small noncoding RNAs that bind to target sites in mRNAs, leading to translational repression. MiRNAs are present in dendrites and synapses where they are believed to fine‑tune the local expression of synaptic proteins. MiR-132 is a neuronal activity-regulated microRNA that controls the morphology of dendritic spines and synaptic transmission. Similar activities...