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Published on: April 28, 2023
Surface characteristics and bioactivity of an anodized titanium surface
Kyul Kim1, Bo-Ah Lee, Xing-Hui Piao
1Department of Periodontology, Dental Research Institute, Chonnam National University School of Dentistry, Gwangju, Korea.
Journal of Periodontal & Implant Science
|September 17, 2013
Summary
Anodic oxidation of titanium (Ti) surfaces enhances osteoblast activity. This surface modification improved alkaline phosphatase activity, suggesting better bone healing potential for dental implants.
Area of Science:
- Biomaterials Science
- Surface Engineering
- Cell Biology
Background:
- Titanium (Ti) is a widely used biomaterial for implants.
- Surface properties significantly influence biological responses.
- Optimizing Ti surface characteristics is crucial for enhancing osseointegration.
Purpose of the Study:
- To evaluate the surface characteristics of anodized titanium.
- To assess the biological response of anodized titanium using cell proliferation and alkaline phosphatase activity.
- To determine the effect of anodic oxidation on titanium's osteogenic potential.
Main Methods:
- Commercial pure titanium disks were anodized.
- Surface properties were analyzed using SEM, XPS, AFM, and profilometry.
- Cell adhesion, proliferation, and alkaline phosphatase activity were measured using MC3T3-E1 cells.
Main Results:
- Anodized Ti exhibited a thicker, more porous surface layer with improved corrosion resistance.
- The anodized TiO2 surface showed a significantly lower contact angle.
- Enhanced alkaline phosphatase activity was observed on the anodized TiO2 surface, with no significant difference in cell viability.
Conclusions:
- Surface modification of titanium via anodic oxidation improves osteogenic response.
- Anodized titanium surfaces show potential for enhanced osseointegration.
- This surface treatment offers a promising strategy for improving implant performance.
