نتایج جستجو برای: mta made in iran

تعداد نتایج: 17009123  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده زبانهای خارجی 1388

this study investigated the potential role of age in inductive and deductive grammar learning among iranian foreign language learners. the experimental population consisted of our randomly selected samples including two groups of children (with age of exposure to english within 8-13), and two groups of adults (with age of exposure to english within 11-13). thus, the comparison was between ch...

Journal: :BMC Oral Health 2021

Abstract Background Bacterial microleakage is an important cause of apical periodontitis and endodontic treatment failure. This study aimed to assess the bacterial nano-mineral trioxide aggregate (nano-MTA) as a sealer, Endoseal MTA, GuttaFlow Bioseal sealers in atmospheric pressure, simulated underwater diving aviation conditions. Methods In this vitro, experimental study, 180 extracted single...

ژورنال: مجله دندانپزشکی 2008
شیخ‌رضایی, محمد سعید, علومی, کاوه, نکوفر, محمد حسین,

Background and Aim: One of the unique properties of MTA is its setting ability in presence of moisture. The sealing ability of MTA used as a root-end filling was shown to be unaffected by the presence of blood, in vitro. It has been recommended that, because of MTA ability to set in the presence of blood, there is no need to dry the perforation site before MTA placement. On the other hand, base...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد شاهرود - دانشکده مهندسی شیمی 1389

on this project we try to calculated power of hydrogen on dycarbonil compound in different ways ; the first way is shoster way , for sain power of hydrogen notice the different power between central conforms on it and main conform that’s didn’t have hydrogen joint . or in other way different of energy between open and close form. second way, is average way? this is for way that studied conf...

Journal: :international journal of molecular and cellular medicine 0
zahra sadat madani dental materials research center dental school, babol university of medical sciences, babol, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی بابل (babol university of medical sciences) azam haddadi dental school, mazandaran university of medical sciences, sari, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی مازندران (mazandaran university of medical sciences) abbas mesgarani dental school, babol university of medical sciences babol, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی بابل (babol university of medical sciences) maryam seyedmajidi dental materials research center dental school, babol university of medical sciences, babol, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی بابل (babol university of medical sciences) amrollah mostafazadeh cellular& molecular biology research center, babol university of medical sciences, babol, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی بابل (babol university of medical sciences) ali bijani non–communicable pediatric diseases research center babol university of medical sciences, babol, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی بابل (babol university of medical sciences)

diabetes mellitus is a chronic disease which affects the healing ability of the pulp and periodontium. the aim of the present study was to assess the histopathologic response of dental pulp to pulp capping using mta or cem cement in diabetic rats. thirty two wistar male rats aged between 8 and 10 weeks (weight: 200-250g) were divided into two groups of diabetic (n=16) and healthy (n=16) animals...

ژورنال: مجله دندانپزشکی 2007
بیدار, مریم , توکل افشاری, جلیل , شهرامی, فاطمه ,

Background and Aim: Osteoblasts and periodontal ligament cells play a major role in wound healing after root end resection. The interaction of osteoblasts with filling materials is critical in healing of surgical lesions. The aim of this study was to evaluate the morphology and adhesion of human osteoblasts (MG-63 cell line) in contact with IRM, gray MTA, white MTA and Portland cement (PC) as r...

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده علوم انسانی 1390

abstract al- muntazam by ibn al -jawzi is one of the greatest the book ancient book of texts on history of islam in the 6th century.it is very important one;because of including rare reports which are not found any where.in addition to historical reports,his outlook , in which embodies information on mythologies, milal wa nihal (sects and creeds), geography, and political, social and religiou...

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده ادبیات و علوم انسانی 1391

efl/esl textbooks have been regarded as essential language teaching materials with which the learners spend about 70 up to 90 percent of their class time. the important role they play and their vast use make them not only influential in learning the language but also in shaping values and attitudes. put it another way, textbooks socialize learners using their contents (i.e. texts, illustrations...

پایان نامه :موسسه آموزش عالی غیر دولتی و غیرانتفاعی علامه محدث نوری (ره) - پژوهشکده اقتصاد 1393

dynamic assessment according to vygotskys sociocultural theory, states that instruction and assessment are interrelated. using static forms of assessment with second and foreign language students could do more harm than good. many teachers neglect to take account of the complexity involved in learning a second or foreign language and often wonder why learning of a language take so long. thi...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده ادبیات 1390

in the name of allah , the compassionate the merciful abstract shath ( blasphemic utterace made during spiritual ) is a complicated concept that deserves reflection in gnosticism and sufism ( mysticism ) and estem and westem scholars have alwaya paid attention to it. although principal essence of gnostic belief is the holy divine law ,gnosticism has pure and unique thoughts . by glancing at t...

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