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Understanding neuronal integration comes a step closer to reality with the development of a crystal-based, beam-steering microscope for uncaging neurotransmitters, which will permit experimental interrogation of the spatiotemporal interactions between the thousands of synapses a neuron receives.
Techniques for delivering nucleic acids into mammalian cells have been around for decades. But tools and reagents continue to improve and target a broader range of cells and applications. Laura Bonetta reports.