FIG. 1.

A Gd-DTPA uptake into the inner ear of the guinea pig. Scan time 32 min; Gd-DTPA application time 3 h and 7 min; both ears intact, no implantation. B–E The right inner ear with regions of interest (ROI) marked by magenta outlines; OW oval window, Post V posterior vestibule, Ant Vest anterior vestibule, SV-LB scala vestibuli lower basal turn, ST-LB scala tympani lower basal turn, SV-UB scala vestibuli upper basal turn, ST-UB scala tympani upper basal turn, SV-L2 scala vestibuli lower second turn, ST-L2 scala tympani lower second turn, SV-U2 scala vestibuli upper second turn, ST-U2 scala tympani upper second turn, SV-L3 scala vestibuli lower third turn, STL3 scala tympani lower third turn, SV-U3 scala vestibuli upper third turn, ST-U3 scala tympani upper third turn, Apex apical turn.