Remineralization Potential of Nanohydroxyapatite Toothpaste Compared with Tricalcium Phosphate and Fluoride Toothpaste on Artificial Carious Lesions

Figure 4

Scanning electron microscopy (SEM) at x2K of enamel (a), enamel after artificial formation of demineralization (b), demineralized enamel after application of pH-cycling without remineralization agent (c) and with remineralization agent either nanohydroxyapatite toothpaste (d), or tricalcium phosphate toothpaste (e), or fluoride toothpaste (f).

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(b)

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(f)