Comparison of the ROSA26eYFP and the Ai14 reporter lines in the utricle. Representative confocal images of the utricle of Plp-CreERT2;ROSA26eYFP mice (A, B) and Plp-CreERT2;Ai14 mice (C, D) both induced with tamoxifen at P0 and P1. HCs labeled by myosin VIIA (myo7a, green), while YFP and tdTomato are in red. Scale bars, 100 μm (A, C) and 20 μm (B, D).