据日本的临床医生报道,角膜上皮干细胞移植能使一些病人恢复视力,这些病人不适合常规的角膜移植。分层的角膜上皮可提供一个平滑的眼表面。该表面的大多数表层细胞可定期地被来自外周角膜边缘区内的干细胞所取代。常规的角膜移植虽是某些眼损伤类型的一种公认 According to Japanese clinicians, corneal epithelial stem cell transplantation can restore visual acuity in some patients who are not suitable for routine corneal transplantation. The layered corneal epithelium provides a smooth ocular surface. Most of the surface cells of this surface can be periodically replaced by stem cells from the peripheral corneal marginal zone. Although conventional corneal transplantation is a recognized type of eye injury