We have studied the effects on sperm motility in peritoneal fluid taken from fertile women at different times of the cycle as well as from sterile women in the pre-ovulatory phase. We have compared the effects on the movement of sperms in part in a solution of pure Tyrode and in part in a solution
Polymerization shrinkage of composites bonded to cavity preparations generates stress on the tooth/restoration interface. The purpose of this study was to verify the influence of degree of conversion and speed of polymerization reaction on contraction stress. We prepared experimental composites with
Residual monomers, additives and degradation products from resin-based dental restorative materials eluted into the oral cavity may influence the biocompatibility of these materials. Emphasis has been placed on studies addressing cytotoxic, genotoxic and estrogenic potential of these substances. A
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