Calcium Dental hydroxide Caries liner Secondary Osteodentin dentin Secondary dentil Tissue Engineering Enamel Regeneration Dentin Regeneration Pulp Regeneration Restorative Materials Ceramics: porcelain Metals: amalgam, Implants Polymer: composite, gutta perchaSecondary Secondary dentin Dental Caries Osteodentin Osteodentin Calcium Calcium hydroxide hydroxide liner Secondary Secondary dentin Tissue Engineering Enamel Regeneration Dentin Regeneration Pulp Regeneration Restorative Materials Ceramics: porcelain Metals: amalgam, Implants Polymer: composite, gutta percha