In TE- C group, 12 weeks after operation, cartilage cavities and capsule were apparent in the defect and chondrocytes were in cell condensation.

组织工程软骨组术后12周，缺损处可见软骨陷窝及软骨囊，软骨细胞成团状。

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Histology showed that control group had massive cartilage cell gathering together and bone trabecula disturbance, it had no significant bone cortex and medullary cavity formation.

组织学检查显示：对照组中可见大量团聚软骨细胞、骨小梁紊乱，无明显骨皮质、髓腔形成。

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