Statement of problem: Recurrent aphthous ulcers (RAU) are one of the most common ulcers in the oral cavity. Several studies have shown conflicting variations for inflammatory cytokines and other biologic markers in recurrent ...

Statement of problem: Missed canal is one of the main reasons of the failure of root canal therapy. Poor knowledge of root canal anatomy may result in this problem. Each tooth has specific anatomical characteristics which ...

Statement of problem: Oral lichen planus (OLP) is an immunologic mucocutanous disorder. Many factors such as stress, diabetics, HCV, Trauma and hypersensitivity have been introduced as its predisposing factors. Recently, ...

Statement of Problem: The risk of the enamel damage increases if the debonding fracture site shifts toward the junction between the enamel and adhesive.Purpose: The aim of this study was to determine the in-vitro bond ...

Statement of problem: The accuracy and dimensional stability of dental impression materials and technique is an important factor in the accuracy and fitness of the final restoration. Condensation- reaction polysilicone ...

Statement of problem: Self etch acidic primers may be unable to etch the enamel and penetrate the thick dentinal smear layer and as a result produce inadequate bond strength.Purpose: The present study aimed to evaluate the ...

Statement of Problem: Considering the high prevalence of Class II malocclusions and its side effects on facial esthetic, treatment of patients with functional therapy may improve their facial esthetic.Purpose: The purpose ...