Video 1. A cochlea from a mouse carrying the Neurog1^CreERT2; Rosa-tdTomato; Atoh1-nGFP alleles that was imaged by spinning disk confocal microscopy for approximately 20 hr.

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DOI: 10.7554/eLife.07830.006

The orange dots mark SGN processes that can be seen projecting into the OHC region and then falling back to the IHC region.

DOI: http://dx.doi.org/10.7554/eLife.07830.006