MicroRNAs are a class of small RNA molecules that regulate the expression of a wide variety of genes. In this issue of Neuron, Rajasethupathy and colleagues identify 170 distinct microRNAs in Aplysia, including one, miR-124, that plays a critical role in the regulation of signaling molecules underlying synaptic plasticity and memory.
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http://dx.doi.org/10.1016/j.neuron.2009.09.007 | DOI Listing |
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