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Halitosis is multifactorial and has a high prevalence. lt is a very common cause of distress and may have a severe impact in one's self esteem and social life. Previous studies show that more than 75% of cases originate in the mouth. The purpose of this study was to evaluate the levei of knowledge and attitude of stude...

The majority of dentists rely on their own judgment and experience to assess dental anxiety in children. It is important, therefore, to investigate the extent to which clinical observations relate to self-reported anxiety levels of children in the dental clinic. The present study included a wide age range of childre...

Purpose: To evaluate the influence of the light curing protocol in the shear bond strength of a sealant to enamel treated with two self-etching adhesive systems, in salivar contamination conditions. Materials and Methods: The dental sealant (Delton, Dentsply) was applied, after saliva contamination, onto the vestibul...

Aim: The objective of this study is to demonstrate the molecular action of Porphyromonas gingivalis cysteine proteases such as gingipains (R1, R2 and K) upon human molecules. Materials and methods: Using the information on protein structure and function available in international databases (UniProtKB and Merops Databa...

Purpose: Evaluate the shear bond strength of a self-etching system to enamel pretreated with ozone and its type of fracture. Matherial and methods: Thirty sound bovine incisors were bisected and polished just before the application of the adhesive system. The adhesion area was limited to a 3-mm diameter. The specimens...