Abstract
Fibrous mats via electrospinning have been widely applied in tissue engineering. In this work, nanofibers were prepared via electrospinning from polymer with different content of carboxyl groups. A natural material, collagen, was then immobilized onto the nanofiber surface by N-(3-dimethylaminopropyl)-N′-ethylcarbodiimide hydrochloride (EDC)/N-Hydroxysuccinimide (NHS) activation process. It was found that the immobilization degree of collagen could be facilely modulated. The obtained collagen-modified nanofibers were used for neural stem cells culture, and unmodified nanofibers were used as a control. Results indicated that the modification of collagen could enhance the attachment and viability of the cultured neural stem cells.
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Financial support from the National Natural Science Foundation of China (Grant no. 30672152) is gratefully acknowledged.
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Li, W., Guo, Y., Wang, H. et al. Electrospun nanofibers immobilized with collagen for neural stem cells culture. J Mater Sci: Mater Med 19, 847–854 (2008). https://doi.org/10.1007/s10856-007-3087-5
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DOI: https://doi.org/10.1007/s10856-007-3087-5