نتایج جستجو برای: in vitro caries model

تعداد نتایج: 17315480  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده مهندسی شیمی 1391

attempts have been made to study the thermodynamic behavior of 1,3 butadiene purification columns with the aim of retrofitting those columns to more energy efficient separation schemes. 1,3 butadiene is purified in two columns in series through being separated from methyl acetylene and 1,2 butadiene in the first and second column respectively. comparisons have been made among different therm...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیخ بهایی - دانشکده زبانهای خارجی 1392

abstract reception environment has considerable effects on accepting a translation. as the expectations of a target culture and its values and needs change throughout history, its criteria for accepting a translation or rejecting it will change accordingly (gentzler, 2001). the expectations of iran, as the reception environment in the present study, have changed after the islamic revolution. i...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی - دانشکده اقتصاد 1389

this thesis is a study on insurance fraud in iran automobile insurance industry and explores the usage of expert linkage between un-supervised clustering and analytical hierarchy process(ahp), and renders the findings from applying these algorithms for automobile insurance claim fraud detection. the expert linkage determination objective function plan provides us with a way to determine whi...

Journal: :dental research journal 0
shoaleh shahidi nahal kazerooni zadeh farahnaz sharafeddin shahriar shahab ehsan bahrampour shahram hamedani

background: this study was aimed to compare the diagnostic accuracy and feasibility of cone beam computed tomography (cbct) with phosphor storage plate (psp) in detection of simulated occlusal secondary caries. materials and methods: in this in vitro descriptive-comparative study, a total of 80 slots of class i cavities were prepared on 80 extracted human premolars. then, 40 teeth were randomly...

Journal: :Community dentistry and oral epidemiology 2013
Douglas A Young John D B Featherstone

Caries disease is multifactorial. Whether caries disease will be expressed and damage dental hard tissue is dependent on the patient's own unique make-up of pathogenic risk factors and protective factors. Objectives This manuscript will review the science of managing caries disease based on assessing caries risk. Methods The caries balance/imbalance model and a practical caries risk assessment ...

Journal: :Journal of periodontology 2013
Leticia Reyes David Herrera Emil Kozarov Silvia Roldán Ann Progulske-Fox

OBJECTIVE The objective of this review was to perform a systematic evaluation of the literature reporting current scientific evidence for periodontal bacteria as contributors to atherosclerosis. METHODS Literature from epidemiological, clinical and experimental studies concerning periodontal bacteria and atherosclerosis were reviewed. Gathered data were categorized into seven "proofs" of evid...

ژورنال: :مجله علوم پزشکی رازی 0
ریحانه هوشیار reyhane hoshyar brijand university of medical sciencesدانشگاه علوم پزشکی بیرجند سیده الهام مصطفوی نیا s.elham mostafavinia brijand university of medical sciencesدانشگاه علوم پزشکی بیرجند سیده زهرا بطحایی s.zahra bathaie tarbiat modares university, tehranدانشگاه تربیت مدرس تهران

امروزه یکی از مهم ترین علل شایع مرگ در سطح جهان بیماری سرطان بوده که شیوع و میزان مرگ و میر آن در ایران، قابل توجه می باشد. از طرف دیگر، با توجه به بومی بودن گیاه زعفران در منطقه خراسان جنوبی، در مطالعه حاضر خواص ضد توموری کلاله زعفران و برخی از مکانیسم های عمل آن در مدل های مختلف ماکرومولکولی، سلولی و حیوانی مرور شده است. در طب سنتی از کلاله زعفران به عنوان ترکیب دارویی در درمان بسیاری از بیما...

2003
E. Lynch A. Baysan

• M A N A G E M E N T O F R O O T C A R I E S U S I N G O Z O N E • 40 OZONE CAN BE CONSIDERED AS an alternative management strategy for root caries. Recently, Baysan et al., (2000) reported that ozone application for either 10 or 20 s was effective to kill the great majority of microorganisms in primary root carious lesions (PRCLs) in vitro and this application for a period of 10 s was also ca...

2012
LUBNA TAHIR SAFIA AHMED NAQI HUSSAIN IRUM PERVEEN SALMA RAHMAN

Dental caries is a common disease that results in tooth loss or cavitations. Medicines available in market though effectively treat dental caries but not without imparting the harmful effects. Medicinal plants have proven to be an effective and safe alternative to synthetic medicines. In vitro antibacterial activity of leaves of Syzygium cumini was studied against Streptococcus viridans, Strept...

Journal: :The Journal of the Kyushu Dental Society 1988

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