Nanoscale Coatings for Ultralow Dose BMP‐2‐Driven Regeneration of Critical‐Sized Bone Defects

Abstract: While new biomaterials for regenerative therapies are being reported in the literature, clinical translation is slow. Some existing regenerative approaches rely on high doses of growth factors, such as bone morphogenetic protein‐2 (BMP‐2) in bone regeneration, which can cause serious side effects. An ultralow‐dose growth factor technology is described yielding high bioactivity based on a simple polymer, poly (ethyl acrylate) (PEA), and mechanisms to drive stem cell differentiation and bone regeneration in a critical‐sized murine defect model with translation to a clinical veterinary setting are reported. This material‐based technology triggers spontaneous fibronectin organization and stimulates growth factor signalling, enabling synergistic integrin and BMP‐2 receptor activation in mesenchymal stem cells. To translate this technology, plasma‐polymerized PEA is used on 2D and 3D substrates to enhance cell signalling in vitro, showing the complete healing of a critical‐sized bone injury in mice in vivo. Efficacy is demonstrated in a Münsterländer dog with a nonhealing humerus fracture, establishing the clinical translation of advanced ultralow‐dose growth factor treatment.

Location
Deutsche Nationalbibliothek Frankfurt am Main
Extent
Online-Ressource
Language
Englisch

Bibliographic citation
Nanoscale Coatings for Ultralow Dose BMP‐2‐Driven Regeneration of Critical‐Sized Bone Defects ; volume:6 ; number:2 ; year:2019 ; extent:12
Advanced science ; 6, Heft 2 (2019) (gesamt 12)

Creator
Cheng, Zhe A.
Alba‐Perez, Andres
Gonzalez‐Garcia, Cristina
Donnelly, Hannah
Llopis‐Hernandez, Virginia
Jayawarna, Vineetha
Childs, Peter
Shields, David W.
Cantini, Marco
Ruiz‐Cantu, Laura
Reid, Andrew
Windmill, James F. C.
Addison, Elena S.
Corr, Sandra
Marshall, William G.
Dalby, Matthew J.
Salmeron-Sanchez, Manuel

DOI
10.1002/advs.201800361
URN
urn:nbn:de:101:1-2022071912435559351650
Rights
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Last update
15.08.2025, 7:26 AM CEST

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Associated

  • Cheng, Zhe A.
  • Alba‐Perez, Andres
  • Gonzalez‐Garcia, Cristina
  • Donnelly, Hannah
  • Llopis‐Hernandez, Virginia
  • Jayawarna, Vineetha
  • Childs, Peter
  • Shields, David W.
  • Cantini, Marco
  • Ruiz‐Cantu, Laura
  • Reid, Andrew
  • Windmill, James F. C.
  • Addison, Elena S.
  • Corr, Sandra
  • Marshall, William G.
  • Dalby, Matthew J.
  • Salmeron-Sanchez, Manuel

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