Figure 7.
In vitro cell viability assay for osteoblast (hFOB) cells with curcumin-, vitamin K2-, and curcumin + vitamin K2-loaded HA-coated Ti implants at days 3, 7, and 11. (a) MTT assay showing the effects of curcumin, vitamin K2, and curcumin + vitamin K2 on osteoblast cell viability (* denotes p ≤ 0.001, ** denotes p ≤ 0.05). (b) Morphological characterization by FESEM showing the osteoblast cell attachment and proliferation on curcumin-, vitamin K2-, and curcumin + vitamin K2-loaded HA-coated Ti implant surface.