But the superficial epithelium was partially keratinized.Conclusion Tissue engineered gingiva may be constructed with human ginginval epithelia and ADM in vitro.

• 结论：利用体外培养的牙龈上皮细胞和脱细胞真皮，可以在体外联合构建具有复层上皮细胞结构的组织工程牙龈。