经体外诱导成的内皮细胞后，种植于瓣膜支架，构建组织工程瓣膜。
The endothelial cells differentiated in vitro were seeded onto the surface of decellularized scaffolds to construct tissue engineered heart valve.
利用胰酶-乙二胺四乙酸、核酸酶处理猪心瓣膜制备脱细胞支架。
Decellularized porcine heart valves were prepared by using Trypsin-ethylenediamine tetraacetic acid and DNase.
心脏病人的寿命越来越长，在血管支架、心脏搭桥或者心瓣膜置换手术后，病人最长可以活20年。
Cardiac patients are living longer and longer — up to 20 years after receiving stents, a heart bypass, or heart-valve replacements.
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