in the organ of corti , immunofluorescence was localized to a small number of fibers at inner hair cells , the inner spiral bundle , and tunnel spiral bundle , to tunnel crossing fibers at the level of the tunnel floor , to an occasional spiral outer fiber , and to the synaptic region of outer hair cells in the three rows of the basal turn of the cochlea .
C0029207
organ of corti
C0018497
inner hair cells