Synthesis of functional polyester for fabrication of nano-fibrous scaffolds and its effect on PC12 cells

作者: Na Qiang , Shuo Tang , Xiao-jun Shi , Hao Li , Yi-hong Ma

DOI: 10.1080/09205063.2015.1114308

关键词:

摘要: AbstractAn ideal scaffold should mimic the advantageous characteristics of a natural extracellular matrix for cell attachment, proliferation, and differentiation. In this study, well-defined block copolymer with functional groups was synthesized. The structure characterized by nuclear magnetic resonance, gel permeation chromatography, differential scanning calorimetry. Thermally induced phase separation employed to fabricate nano-fibrous scaffolds based on synthesized copolymer. scaffold, fiber diameter ranging from 400 500 nm, fabricated in vitro culture PC12 cells. carboxyl side chain resulted increased hydrophilicity enhanced proliferation. addition, beneficial directing growth regenerating axons nerve tissue engineering. Results 3-(4,5-dimethylthiazol-2yl)-2,5-diphenyltetrazolium bromide (MTT) assay electron microscopy c...

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