Review Article

Novel Protein-Repellent and Antibacterial Resins and Cements to Inhibit Lesions and Protect Teeth

Figure 4

Enamel Knoop microhardness (KHN) values according to materials and testing depths of CSMH analysis (; ), respectively, at (a) 100 μm, (b) 200 μm, and (c), 300 μm distance from the margin of cements. Dissimilar letters indicate that values are significantly different with other groups () at each depth. (Adapted from reference [44], with permission).
(a)
(b)
(c)