نتایج جستجو برای: mta cem cement

تعداد نتایج: 32167  

Journal: :iranian endodontic journal 0
ali kangarlou department of endodontics, iranian center for endodontic research, dental school, shahid beheshti university of medical sciences, tehran, iran. samira sofiabadi general dentist. zahra yadegari researcher, dental school, shahid beheshti university of medical sciences, tehran, iran. saeed asgary department, iranian center for endodontic research, dental research center, dental school, shahid beheshti university of medical sciences, tehran, iran.

introduction: the purpose of this ex vivo study was to assess the effect of two root-end filling materials against candida (c) albicans . materials and methods: proroot mta and cem cement were compared immediately and 24 h after mixing, in two different concentrations (50 and 100 mg/ml). a total of 50 culture wells were used and divided into experimental (n=10) and control groups (n=5). those w...

Journal: :dental research journal 0
nafiseh zarenejad saeed asgary nahid ramazani mohammad reza haghshenas alireza rafiei mohsen ramazani

background: this study was designed to assess the microleakage of glass-ionomer (gi), mineral trioxide aggregate (mta), and calcium-enriched mixture (cem) cement as coronal orifi ce barrier during walking bleaching. materials and methods: in this experimental study, endodontic treatment was done for 70 extracted human incisors without canal calcifi cation, caries, restoration, resorption, or cr...

2012
Saeed Rahimi Hadi Mokhtari Shahriar Shahi Ali Kazemi Saeed Asgary Mohammad J. Eghbal Mehran Mesgariabbasi Daryoush Mohajeri

AIM The aim of the present in vivo study was to determine bone tissue reaction to calcium enriched mixture (CEM) and mineral trioxide aggregate (MTA) using a rat femur model. STUDY DESIGN Sixty-three rats were selected and randomly divided into three groups of 21 each [experimental groups (n=15), control (n=6)]. Implantation cavities were prepared in each femoral bone and randomly filled with...

Journal: :iranian endodontic journal 0
hasan razmi mohsen aminsobhani behnam bolhari farin shamshirgar shadi shahsavan ahmad reza shamshiri

introduction : the purpose of this in vitro study was to compare the antibacterial activity of calcium enriched mixture (cem) with proroot mineral trioxide aggregate (mta) against enterococcus faecalis ( e. faecalis) in the presence/absence of dentin powder. materials and methods: two series of freshly mixed (10, 50, and 100 mg), set crushed powder (10, 50, and 100 mg), and pieces of uncrushed ...

2013
Roza Haghgoo Sara Arfa Saeed Asgary

INTRODUCTION Iatrogenic furcal perforation is a procedural accident in endodontic treatments of primary/permanent teeth; prognosis may be favorable if a complete seal with biomaterial is immediately established. The purpose of this in vitro study was to evaluate microleakage of calcium enriched mixture (CEM) cement and ProRoot mineral trioxide aggregate (MTA) for sealing primary molar furcal pe...

Journal: :iranian endodontic journal 0
shahriar shahriari farhad faramarzi mohammad-yousef alikhani maryam farhadian seyedeh sareh hendi

introduction:  this  in vitro  study compared the apical sealing ability of three common root end filling materials namely mineral trioxide aggregate (mta), intermediate restorative material (irm) and calcium-enriched mixture (cem) cement using a bacterial leakage model.  methods and materials: the study was conducted on 83 single-rooted human teeth. tooth crowns were cut and root canals were p...

Journal: :iranian endodontic journal 0
negin ghasemi saeed rahimi mehrdad lotfi jafar solaimanirad shahriar shahi hajar shafaie

introduction: one of the hypotheses regarding the calcification induction by mineral trioxide aggregate (mta) is the involvement of transforming growth factor-beta (tgf- β ) super family. calcium-enriched mixture (cem) cement is one of the endodontic biomaterials with clinical applications similar to mta. the aim of the present in vitro study was to compare the induction of bone morphogenic pro...

2014
Mohammad Samiei Mohammad Aghazade Farrokh Farhadi Naeimeh Shahveghar Ali Torab Seyyed Mahdi Vahid Pakdel

Background and aims. Various materials and methods have been introduced for obturating cleaned and shaped root canal systems. This in vitro study aimed to evaluate the sealing ability of single-cone obturation technique with mineral trioxide aggregate and calcium-enriched mixture based on bacterial leakage approach. Materials and methods. Sixty-four single-canal teeth were prepared and randomly...

2016
Eshagh A. Saberi Narges Farhadmollashahi Faroogh Ghotbi Hamed Karkeabadi Roholla Havaei

Background. This in vitro study compared the effects of mineral trioxide aggregate (MTA), calcium enriched mixture(CEM) cement, Biodentine (BD) and octacalcium phosphate (OCP) on the viability of human gingival fibroblasts (HGFs). Methods. After completion of the setting time of the materials under study, fibroblasts were placed in 24-well insert platesand 1 mg of each material was added to the...

2013
Masoud Fallahinejad Ghajari Tahereh Asgharian Jeddi Sonay Iri Saeed Asgary

INTRODUCTION The aim of this randomized controlled trial was to compare the radiographic and clinical success rates of direct pulp capping (DPC) using ProRoot mineral trioxide aggregate (MTA) or calcium enriched mixture (CEM). METHODS AND MATERIALS A total of 42 symptom-free carious vital primary molars (21 pairs) were selected in this split mouth trial and randomly pulpotomized in two experi...

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