Animals 6 Hair cell Receptors, Nicotinic 6 article 6 hair cell 6 Acetylcholine 4 Chrna9 protein, mouse 4 Cochlea 4 Hair Cells 4 Synapses 4 acetylcholine 4 animal 4 animal experiment 4 cochlea 4 controlled study 4 nicotinic receptor 4 nonhuman 4 physiology 4 priority journal 4 Action Potentials 2 Calcium 2 Calcium current 2 Development 2 Efferent 2 Efferent system 2 Electric Conductivity 2 Electrophysiology 2 Endoplasmic Reticulum 2 Evoked Potentials 2 Exocytosis 2