Research Article

Remineralizing Efficacy of Fluorohydroxyapatite Gel on Artificial Dentinal Caries Lesion

Figure 2

SEM image for the hexagonal crystal on the artificial caries surface of Group FHA. (a) The diameter of the hexagonal crystal was about 1 μm. (b) The thickness of the hexagonal crystal was about 4~5 μm.
(a)
(b)