Research Article

Bacterial Stress and Osteoblast Responses on Graphene Oxide-Hydroxyapatite Electrodeposited on Titanium Dioxide Nanotube Arrays

Figure 8

MTT test on osteoblast cultures 5 d after cell seeding. Percentages of cell viability were analyzed using absorbance at 550 nm. The value was calculated using an independent-samples t-test; ; ; .