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Electrospun three-dimensional aligned nanofibrous scaffolds for tissue engineering.

Guorui Jin1, Rongyan He1, Baoyong Sha2

  • 1Bioinspired Engineering & Biomechanics Center (BEBC), The Key Laboratory of Biomedical Information Engineering of Ministry of Education, School of Life Science and Technology, Xi'an Jiaotong University, Shaanxi 710049, China.

Materials Science & Engineering. C, Materials for Biological Applications
|September 7, 2018
PubMed
Summary

Engineered tissue scaffolds using 3D aligned polyester nanofibrous materials show promise for tissue regeneration. These advanced scaffolds enhance cell behavior and tissue repair by mimicking natural tissue structures.

Keywords:
Cell microenvironmentElectrospun aligned nanofiberPolyester materialsStem cellsTissue regeneration

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Area of Science:

  • Biomaterials Science
  • Tissue Engineering
  • Regenerative Medicine

Background:

  • Polyester biomaterials are crucial for tissue repair and regeneration scaffolds due to their synthesis ease, degradability, and elasticity.
  • Mimicking native extracellular matrix (ECM) structures is key for effective tissue regeneration.
  • Aligned fibrous scaffolds fabricated via electrospinning offer a method to replicate ECM alignment.

Purpose of the Study:

  • To review recent advancements in constructing 3D aligned polyester nanofibrous scaffolds using electrospinning.
  • To explore cell-specific functions influenced by the physical and chemical cues of these scaffolds.
  • To discuss the potential of these scaffolds in enhancing or restoring damaged tissues.

Main Methods:

  • Electrospinning of various polyester materials to create aligned fibrous scaffolds.
  • Fabrication of three-dimensional (3D) aligned nanofibrous scaffolds.
  • Analysis of cell behaviors (morphogenesis, migration, cell-cell interactions) on these scaffolds.
  • Evaluation of scaffold potential in tissue regeneration.

Main Results:

  • 3D aligned nanofibrous scaffolds provide enhanced dimensionality for cell behaviors compared to 2D scaffolds.
  • These scaffolds offer physical and chemical cues that regulate stem cell fate and tissue regeneration.
  • Polyester nanofibrous scaffolds demonstrate significant potential for improving or restoring damaged tissues.

Conclusions:

  • 3D aligned polyester nanofibrous scaffolds fabricated by electrospinning are a promising solution for tissue regeneration.
  • These scaffolds offer unique advantages over 2D counterparts by providing a more complex environment for cellular interactions.
  • Further research into these scaffolds holds potential for significant advancements in regenerative medicine and therapeutic applications.