Fig. 4

The expressions of inflammation-related genes in macrophages grown on specimen surfaces for a 1 and b 5 days. * p < 0.05 and ** p < 0.01 compared to the Ti
The expressions of inflammation-related genes in macrophages grown on specimen surfaces for a 1 and b 5 days. * p < 0.05 and ** p < 0.01 compared to the Ti