Study on Electronspun Poly(lactic acid) Fibroin-Gelatin Composite Nanofibers Scaffold for Tissue Engineering
DOI:
10.3993/jfbi12200908
Journal of Fiber Bioengineering & Informatics, 2 (2009), pp. 182-188.
Published online: 2009-02
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@Article{JFBI-2-182,
author = {},
title = {Study on Electronspun Poly(lactic acid) Fibroin-Gelatin Composite Nanofibers Scaffold for Tissue Engineering},
journal = {Journal of Fiber Bioengineering and Informatics},
year = {2009},
volume = {2},
number = {3},
pages = {182--188},
abstract = {In this study, poly(lactic acid) (PLA) and silk fibroin(SF)-gelatin were sequentially electrospun on the collector to
prepare the PLA/SF-gelatin composite fiber membranes. Scanning electronic microscope (SEM) was used to observe
the morphology of the membranes. The microstructure of the fiber membranes before and after treatment with
methanol was characterized using Fourier transform infrared (FTIR) and differential thermal analysis (DTA), and then
the effects of the microstructure change on the mechanical properties, dissolution rate and shrinkage were evaluated.
Furthermore, SEM and MTT assays were preformed to assess the proliferation and adhesion of 3T3 mouse fibroblasts
cultured on the PLA/SF-gelatin scaffolds. After chemical treatment with methanol, the findings suggested the
microstructure of PLA fiber did not change obviously, whereas the β-sheets of SF and α-helix structures of gelatin in
SF-gelatin blend nanofibers increased, consequently the diameter of electrospun PLA/SF- gelatin membranes, the
dissolution rate declined by 64%, the strain at break electrospun PLA/SF-gelatin scaffolds, the shrinkage of the
PLA/SF -gelatin composite scaffolds caused by chemical treatment decreased by 40%. The cells adhered on to the
surface of blend layer fibers and formed a confluent monolayer after 12 days cultivation. The good mechanical
properties and dimensional stability of the chemically treated PLA/SF -gelatin scaffolds, combined with the ability to
support cell growth in vitro, suggested tremendous potential application in tissue engineering.},
issn = {2617-8699},
doi = {https://doi.org/10.3993/jfbi12200908},
url = {http://global-sci.org/intro/article_detail/jfbi/5004.html}
}
TY - JOUR
T1 - Study on Electronspun Poly(lactic acid) Fibroin-Gelatin Composite Nanofibers Scaffold for Tissue Engineering
JO - Journal of Fiber Bioengineering and Informatics
VL - 3
SP - 182
EP - 188
PY - 2009
DA - 2009/02
SN - 2
DO - http://doi.org/10.3993/jfbi12200908
UR - https://global-sci.org/intro/article_detail/jfbi/5004.html
KW - Electrospinning
KW - nanofibers
KW - PLA
KW - silk fibroin
KW - gelatin
KW - scaffold
AB - In this study, poly(lactic acid) (PLA) and silk fibroin(SF)-gelatin were sequentially electrospun on the collector to
prepare the PLA/SF-gelatin composite fiber membranes. Scanning electronic microscope (SEM) was used to observe
the morphology of the membranes. The microstructure of the fiber membranes before and after treatment with
methanol was characterized using Fourier transform infrared (FTIR) and differential thermal analysis (DTA), and then
the effects of the microstructure change on the mechanical properties, dissolution rate and shrinkage were evaluated.
Furthermore, SEM and MTT assays were preformed to assess the proliferation and adhesion of 3T3 mouse fibroblasts
cultured on the PLA/SF-gelatin scaffolds. After chemical treatment with methanol, the findings suggested the
microstructure of PLA fiber did not change obviously, whereas the β-sheets of SF and α-helix structures of gelatin in
SF-gelatin blend nanofibers increased, consequently the diameter of electrospun PLA/SF- gelatin membranes, the
dissolution rate declined by 64%, the strain at break electrospun PLA/SF-gelatin scaffolds, the shrinkage of the
PLA/SF -gelatin composite scaffolds caused by chemical treatment decreased by 40%. The cells adhered on to the
surface of blend layer fibers and formed a confluent monolayer after 12 days cultivation. The good mechanical
properties and dimensional stability of the chemically treated PLA/SF -gelatin scaffolds, combined with the ability to
support cell growth in vitro, suggested tremendous potential application in tissue engineering.
Gui-Bo Yin, You-Zhu Zhang, Jia-Lin Wu, Shu-Dong Wang, De-Bing Shi & Zhi-Hui Dong. (2019). Study on Electronspun Poly(lactic acid) Fibroin-Gelatin Composite Nanofibers Scaffold for Tissue Engineering.
Journal of Fiber Bioengineering and Informatics. 2 (3).
182-188.
doi:10.3993/jfbi12200908
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