Bacterial penetration along different root canal filling materials in the presence or absence of smear layer

and | February 11th 2008

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To study the effect of the smear layer on the penetration of bacteria along different root canal filling materials and to examine the dentine/sealer and sealer/core material interfaces for the presence of bacteria.
The effects of dentine pretreatment on the adhesion of root‐canal sealers

, , and | November 13th 2002

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Removal of the smear layer may impair sealer adhesion to dentine. Different sealer types require different dentine pretreatments for optimal adhesion