TY - BOOK AU - Nora Helmy Hassanan Gozaf AU - Elzahraa Elswakhly , AU - Mona Attia Mokbel , TI - In vitro : : Study of resin dentin bonding / impression material interactions and their effect on cement / dentin bond strength / PY - 2012/// CY - Cairo : PB - Nora Helmy Hassanan Gozaf , KW - Adhesion KW - Dentin bonding agent KW - Impression N1 - Thesis (M.Sc.) - Cairo University - Faculty of Oral and Dental Medicine - Department of Prosthodontics; Issued also as CD N2 - The purpose of this study was to identify possible interactions between impression material and dentin bonding agent and their effect on cement / dentin shear bond strength . Material and methods : twenty extracted molars (n = 5) with at midcoronal prepara ons underwent 1 of 4 procedures : Control group , unsealed tooth surface / impression ; group 2, immediate den n sealing / impression ; group 3, immediate den n sealing / air blocking / impression; group 4 , immediate den n sealing / air blocking / sandblasting / impression UR - http://172.23.153.220/th.pdf ER -