胶粘剂
生物材料
材料科学
固化(化学)
高分子化学
生物化学
化学
纳米技术
图层(电子)
作者
Li Wang,Changjun Liu,Xingmei Lü,Mei‐chin Yin
出处
期刊:Biomaterials
[Elsevier]
日期:2007-04-17
卷期号:28 (23): 3456-3468
被引量:100
标识
DOI:10.1016/j.biomaterials.2007.04.009
摘要
Co-polypeptides containing 3,4-dihydroxyphenylalanine (DOPA) and l-lysine were synthesized to mimic the marine adhesive proteins through ring-opening polymerizations. The effects of composition, molecular weight, and curing agents on the adhesive properties, swelling, and degradation behavior of synthetic polypeptide were investigated. Ferric ion was introduced to the system to optimize both adhesive strength and water resistance, simulating the specificity of metal-mediated cross-linking of the marine mussel adhesives. The polypeptide was used to bond on porcine skin and porcine bone in vitro to evaluate the adhesive properties. Furthermore, outcomes of the cell culture of both co-polypeptide and co-polypeptide-modified ethylene vinyl acetate (EVA) demonstrated good cell affinity, which would provide basic data for the application of the co-polypeptide in the biomaterial field.
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