نتایج جستجو برای: in vitro caries model

تعداد نتایج: 17315480  

Journal: :acta medica iranica 0
n. sheikh m.r. safari kh. mani kashani m. araghchian f. zeraati

garlic, an antioxidant plant, can react with amino groups of proteins to form schiff bases. as diabetes leads to glycation of various proteins and this in turn has some effects on the structure of proteins and biochemical activity of them, the inhibition of this process seems very vital. for several years researchers in this field have done their best to recognize the antidiabetic compounds. th...

Journal: :jundishapur journal of natural pharmaceutical products 0
reza taherkhani infectious and tropical diseases research center, ahvaz jundishapour university of medical sciences, ahvaz, ir iran; department of medical virology, school of medicine, ahvaz jundishapur university of medical sciences, ahvaz, ir iran fatemeh farshadpour infectious and tropical diseases research center, ahvaz jundishapour university of medical sciences, ahvaz, ir iran; department of medical virology, school of medicine, ahvaz jundishapur university of medical sciences, ahvaz, ir iran manoochehr makvandi infectious and tropical diseases research center, ahvaz jundishapour university of medical sciences, ahvaz, ir iran; department of medical virology, school of medicine, ahvaz jundishapur university of medical sciences, ahvaz, ir iran; department of medical virology, school of medicine, ahvaz jundishapur university of medical sciences, ahvaz, ir iran. tel: +98-9166181683, fax: +98-6113738313

conclusions these results indicate that a. kellalensis extracts exert potent anti-rotaviral activity only after viral adsorption. the two extracts from a. kellalensis showed a good selectivity index. also these results suggest that extracts prepared from the flowers of a. kellalensis may be potential anti-rotaviral agents in vivo and be useful in veterinary medicine. background achillea kellale...

Journal: :jundishapur journal of natural pharmaceutical products 0
azita hedayati department of periodontics, shiraz university of medical sciences, shiraz, ir iran; department of periodontics, shiraz university of medical sciences, shiraz, ir iran. tel: +98-7116275784, fax: +98-7116275784 hengameh khosropanah department of periodontics, shiraz university of medical sciences, shiraz, ir iran abdollah bazargani department of bacteriology and virology, shiraz university of medical sciences, shiraz, ir iran molud abed department of periodontics, shiraz university of medical sciences, shiraz, ir iran amir emami department of bacteriology and virology, shiraz university of medical sciences, shiraz, ir iran

materials and methods the subjects included 27 male and 3 female patients with advanced chronic periodontitis. the mean age of the patients was 47.6 ± 2.0 years old. p. gingivalis was isolated from the samples and identified by various diagnostic tests, including gram staining, indol test, and fluorescent test. minimum inhibitory concentration (mic) of the essential oil against isolated p. ging...

Journal: :Journal of biomedical optics 2011
Adam Hellen Andreas Mandelis Yoav Finer Bennett T Amaechi

Photothermal radiometry and modulated luminescence (PTR-LUM) is an emerging nondestructive methodology applied toward the characterization and quantification of dental caries. We evaluate the efficacy of PTR-LUM in vitro to detect, monitor, and quantify human enamel caries. Artificial caries are created in extracted human molars (n = 15) using an acidified gel system (pH 4.5) for 10 or 40 days....

2010
Gunnel Hänsel Petersson Per-Erik Isberg Svante Twetman

BACKGROUND To investigate the caries predictive ability of a reduced Cariogram model without salivary tests in schoolchildren. METHODS The study group consisted of 392 school children, 10-11 years of age, who volunteered after informed consent. A caries risk assessment was made at baseline with aid of the computer-based Cariogram model and expressed as "the chance of avoiding caries" and the ...

Ehsan Kazemnejad, Fatemeh Shahsavari, Katayoun Salem, Zahra Poorhabibi,

Introduction: It was to compare the efficacy of semiannually fluoride varnish application versus pit and fissure sealant to reduce occlusal caries incidence. Materials and methods: A randomized parallel designed study was conducted with 352 child-ren aged 6-7 years. Participants were allocated into biannual application of varnish (n=179) (NaF 5 %( Durafluor, DENTSPLY®, Latin America) or re...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز - دانشکده ادبیات و زبانهای خارجی 1391

the purpose of this thesis was to investigate how differently metacognitive, cognitive, and social/affective strategies affect l2 learners’ reading comprehension. to this end, the study employed a quasi-experimental design with a placement test as a proficiency test to find the homogeneity of groups. three classes were randomly selected as the experimental groups (n =90), and each class was tau...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - پژوهشکده ادبیات 1391

the major purpose of this study was to develop the translation teacher competency test (ttct) and examine its construct and predictive validity. the present study was conducted in two phases: a qualitative phase as well as a quantitative phase. in the first phase of the study, the author attempted to find out the major areas of competency required for an academic translation teacher. the second...

Journal: :Brazilian dental science 2022

Objective: The aim was to evaluate the influence of fluoride-releasing restorative materials in enamel and dentinmicrohardness. Material Methods: 40 blocks (5x5x3 mm) from cervical third human molars received a cavitypreparation between dentin, restorations were subjected vitro caries model. Specimenswere randomly restored with (n=10): conventional glass ionomer cement (Ketac Cem, 3M ESPE); pol...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده مهندسی صنایع 1387

according to webster and wind (1972) and anderson et al (1987), “organizational buying is a complex process and involves many people from different functional areas, multiple goals and potentially conflicting decision criteria. moreover, the customers of today are also more knowledgeable and selective when making their purchasing decisions. since a key to organizational survival is the retentio...

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