1.Chordomas are rare tumors of notochordal tissue remnants and most frequently affect the sacrum and skull base.
脊索瘤是来自脊索遗迹的罕见肿瘤，主要侵犯荐椎及颅底。
2.Chordomas are rare tumors of notochordal tissue remnants and most frequently affect the sacrum and skull base.
脊索瘤是来自脊索遗迹的罕见肿瘤，主要侵犯荐椎及颅底。
3.New notochordal cell populations were seen in degenerated discs injected with ESCs.
行胚胎干细胞注射的退变椎间盘中出现了新生脊索细胞群。