干细胞在半数注射后的大鼠耳蜗内存活，它们在内耳内自注射部位向受损区域迁移。
Stem cells injected into the inner ear survived in half of the injured rats, where they migrated away from the site of injection toward the injured region within the inner ear.
模型第2周组和模型第4周组分别于注射后第2周和第4周，通过手术以激光多谱勒血流计（LDF）测定内耳血流量（IEBF）。
The inner ear blood flow (IEBF) were respectively measured by laser doppler flowmetry(LDF) with operation in 2 WM and 4WM group on the 2nd and 4th week after injecting .
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