Gadolinium-diethylenetriaminepentaacetate-bismethylamide (Gd-DTPA-BMA) was delivered intravenously as contrast agent to trace the blood labyrinth barrier change.

• 静脉注射T1增强剂Gadolinium-diethylenetriaminepentaacetate- bismethylamide(Gd-DTPA-BMA)作为血迷路屏障的示踪剂。