objective: repair of an indirect restoration is usually preferred over its replacement. this study aimed to evaluate the effect of silane in different surface preparation techniques on the bond strength of direct to indirect composite resin.   methods: for this in vitro experimental study, 48 indirect composite cubes were fabricated, divided into 4 groups of 12 and subjected to the following pr...

BACKGROUND Dentin hypersensitivity (DH) is a common problem encountered in clinical practice. The purpose of this study was to identify the management approaches for DH among United States dentists. METHODS One hundred eighty five National Dental Practice-Based Research Network clinicians completed a questionnaire regarding their preferred methods to diagnose and manage DH in the practice set...

Nano-hydroxyapatite (nano-HAp) is a biomaterial which finding increasing application in dentistry due to its osteogenic properties and biocompatibility. The aim of the present study review clinical applications nano-HAp dentistry. A literature search was performed PubMeD Scopus. In total, 154 articles were retrieved. Following title abstract analysis, 122 excluded. Further 6 excluded through fu...

OBJECTIVE To estimate the effect of arginine-containing desensitizing toothpaste on dentin hypersensitivity (DH). METHODS Databases including China National Knowledge Infrastructure, VIP Database for Chinese Technical Periodicals, China Biology Medicine disc, Wangfang Data, PubMed, Web of Science, and Cochrane Trials Register were searched, and Google was used as a supplementary tool to searc...

objective: the aim of this study was to evaluate the effect of concepsis (a chlorhexidine gluconate based cavity disinfectant) application on composite restorations micro leakage, using two adhesive systems: excite and adhese. materials and methods: in this interventional experimental study, class v cavities were prepared on buccal surfaces of seventy-two extracted bovine incisors. the specimen...

objective: preservation of unsupported occlusal enamel after removal of underlying carious dentin may result in maintenance of aesthetics as well as wear resistance against the opposing enamel. this study investigates the influence of different restorative materials and bonding agents on reinforcement of unsupported enamel in molars and compares it with sound dentin. materials and methods: in t...

dentin bonding agents (dba) have been used as root-end filling materials. present study evaluated the effects of polymerized dba on secretion of pro-inflammatory cytokines by normal human monocytes. in this study, monocytes were directly isolated from human peripheral blood, and exposed to cured scotch bond 1 (single bond) and prime and bond for 36 and 72 hours. secretion of il-1β and tnf-α in ...