CaF2 1 Calcium Fluoride 1 Cariostatic Agents 1 Cathepsins 1 Collagen 1 Collagen degradation Cysteine cathepsins 1 Demineralized Dentin Matrix 1 Dentin 1 Dentin matrix 1 Humans 1 In Vitro Techniques 1 MMPs 1 Matrix Metalloproteinases 1 Molar 1 Proteolysis 1 anticaries agent 1 calcium fluoride 1 cathepsin 1 collagen 1 dentin 1 drug effect 1 enzymology 1 human 1 in vitro study 1 matrix metalloproteinase 1 metabolism 1 molar tooth 1 protein degradation 1