Innovative collagen nano-hydroxyapatite scaffolds offer a highly efficient non-viral gene delivery platform for stem cell-mediated bone formation

Caroline M. Curtin, Gráinne M. Cunniffe, Frank G. Lyons, Kazuhisa Bessho, Glenn R. Dickson, Garry P. Duffy, Fergal J. O'Brien

Research output: Contribution to a Journal (Peer & Non Peer)Articlepeer-review

190 Citations (Scopus)

Abstract

The ability of nano-hydroxyapatite (nHA) particles developed in-house to act as non-viral delivery vectors is assessed. These nHA particles are combined with collagen to yield bioactive, biodegradable collagen nano-hydroxyapatite (coll-nHA) scaffolds. Their ability to act as gene-activated matrices for BMP2 delivery is demonstrated with successful transfection of mesenchymal stem cells (MSCs) resulting in high calcium production.

Original languageEnglish
Pages (from-to)749-754
Number of pages6
JournalAdvanced Materials
Volume24
Issue number6
DOIs
Publication statusPublished - 7 Feb 2012
Externally publishedYes

Keywords

  • biomedical applications
  • biomineralization
  • bionanotechnology
  • composite materials
  • tissue engineering

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