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Related Experiment Video

Updated: Jun 14, 2026

Synthesis of Graphene-Hydroxyapatite Nanocomposites for Potential Use in Bone Tissue Engineering
07:14

Synthesis of Graphene-Hydroxyapatite Nanocomposites for Potential Use in Bone Tissue Engineering

Published on: July 27, 2022

Biomimetic hydroxyapatite-containing composite nanofibrous substrates for bone tissue engineering.

J Venugopal1, Molamma P Prabhakaran, Yanzhong Zhang

  • 1Nanoscience and Nanotechnology Initiative, Faculty of Engineering, National University of Singapore, Block E3-05-12, 2 Engineering Drive 3, Singapore 117576, Republic of Singapore. nnijrv@nus.edu.sg

Philosophical Transactions. Series A, Mathematical, Physical, and Engineering Sciences
|March 24, 2010
PubMed
Summary

Bone tissue engineering faces challenges with large defects. Mimicking natural bone using nanofibrous scaffolds with hydroxyapatite (HA) shows promise for regeneration.

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Area of Science:

  • Biomaterials Science
  • Tissue Engineering
  • Nanotechnology

Background:

  • Bone fractures and large defects pose significant challenges in orthopaedic surgery, often requiring prosthetics.
  • Natural extracellular matrix (ECM) topography is crucial for successful tissue regeneration.
  • Nanostructured materials, including hydroxyapatite (HA), offer properties beneficial for mimicking natural bone.

Purpose of the Study:

  • To review the use of synthetic and natural polymers combined with hydroxyapatite (HA) in bone tissue engineering.
  • To highlight the potential of nanofibrous scaffolds in regenerating bone defects.
  • To explore the fabrication of artificial ECM for bone regeneration.

Main Methods:

  • Fabrication of synthetic and natural polymer-based nanofibrous substrates.
  • Synthesis and incorporation of hydroxyapatite (HA) onto nanofibres via blending and spraying.
  • Utilizing nanostructured materials to mimic natural bone architecture.

Main Results:

  • Nanofibrous scaffolds support cell adhesion, proliferation, and differentiation.
  • Incorporation of HA enhances mineralization and ECM secretion by cells.
  • The developed scaffolds show potential for creating artificial bone ECM.

Conclusions:

  • Electrospun nanofibrous scaffolds incorporating HA are promising for bone tissue engineering.
  • Mimicking natural bone's nanotopography is key for effective bone regeneration.
  • Further research into these materials can advance treatments for bone defects.