Abstract
This in vitro study aims to investigate whether the use of a titanium tetrafluoride (TiF4) solutions at varying pH values increases the tubule occlusion of hypersensitive-like dentin and whether such solutions has cytotoxic effect to fibroblast cells from human gingiva. Thirty hemi-roots and 27 dentin slabs (3x3x2 mm) will be subjected to an erosive protocol to created lesions which simul…