目的利用胶原构建皮肤组织工程支架。
OBJECTIVE: To build the trestle of tissue engineering for skin with the collagen.
结论：以胎儿皮肤为细胞来源、牛i型胶原为支架的全层组织工程皮肤，是一种良好的生物活性皮肤替代物，可用来修复全层皮肤缺损。
Conclusion: Human skin with full thickness can be tissue engineered with foetus back skin as the sources of epithelial cells and fibroblasts, and bovine I type collagen as carrier.
目的：尝试使用简单的动态种植方法来提高成纤维细胞在三维支架上的种植效率和均匀性，以更有效地构建组织工程皮肤。
Objective:To explore a simple way to improve seeding efficiency and uniformity in constructing 3-D dermal equivalent, in order to effectively construct tissue engineered skin.
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