Figure 6.
Analysis of cell differentiation in medium extractions and accumulated magnesium ion release. Alkaline phosphatase staining (A) and quantitative assay (C) carried out in medium extraction, real-time polymerase chain reaction assay in medium extractions (B), and accumulated magnesium ion release at 6 and 12 days (D).
Notes: #P<0.05, ##P<0.01 versus NT group; *P<0.05, **P<0.01 versus Mg30 group.
Abbreviations: NT, hierarchical hybrid micro/nanostructured titanium surfaces; Mg30, hierarchical hybrid micro/nanostructured titanium surfaces followed by magnesium ion implantation for 30 minutes; Mg60, hierarchical hybrid micro/nanostructured titanium surfaces followed by magnesium ion implantation for 60 minutes; mRNA, messenger RNA; D, day; OCN, osteocalcin; OPN, osteopontin; ALP, alkaline phosphatase; OD, optical density.