Issue 48, 2020

Early osteoblastic activity on TiO2 thin films decorated with flower-like hierarchical Au structures

Abstract

Titanium alloys are the most commonly used dental and orthopedic implant materials due to their proven biocompatibility and mechanical properties. The native oxide layer (TiO2 layer) formed on such Ti-based implants acts as the self-protecting layer against possible ion release. Increasing the oxide layer thickness further on such TiO2 implants even opens the triggering of the osseointegration process if the oxide layer is having a certain degree of roughness, preferably higher. This work reports a novel photocatalytic patterning of sputter deposited TiO2 layers with flower-like Au structures to enhance the early osteoblastic activity. The prepared hierarchical Au structures, composed of micro- and nanoscale features on the top, lead to improved number of filopodia formation. This suggest that proposed Au–TiO2 surface may foster the cell attachment and as well as cell proliferation.

Graphical abstract: Early osteoblastic activity on TiO2 thin films decorated with flower-like hierarchical Au structures

Article information

Article type
Paper
Submitted
11 jun 2020
Accepted
27 jul 2020
First published
05 avg 2020
This article is Open Access
Creative Commons BY-NC license

RSC Adv., 2020,10, 28935-28940

Early osteoblastic activity on TiO2 thin films decorated with flower-like hierarchical Au structures

S. Kalantzis, S. Veziroglu, T. Kohlhaas, C. Flörke, Y. K. Mishra, J. Wiltfang, Y. Açil, F. Faupel, O. C. Aktas and A. Gülses, RSC Adv., 2020, 10, 28935 DOI: 10.1039/D0RA05141A

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