نتایج جستجو برای: fluoride uptake

تعداد نتایج: 150705  

Journal: :journal of dentistry, tehran university of medical sciences 0
a. kowsari jh. mahmoodian t. ghavami

statement of problem: since the fluoride releases from materials with the property of releasing fluoride are decreasing gradually, it seems that probably the material rechargeability is more important than their long-term fluoride release. purpose: the objective of this study was to asses the fluoride release and rechargeability of 2 types of fluoride releasing restorative materials, a resin mo...

Journal: :journal of dentistry, tehran university of medical sciences 0
zahra bahrololoomi faezeh fotuhi ardakani milad sorouri

objectives: fluoride therapy is important for control and prevention of dental caries. laser irradiation can increase fluoride uptake especially when combined with topical fluoride application. the objective of this study was to compare the effects of co 2 and diode lasers on enamel fluoride uptake in primary teeth. materials and methods: forty human primary molars were randomly assigned to fou...

ژورنال: مجله دندانپزشکی 2001
اسماعیلی, بهناز , محمودیان, ژاله , کوثری, علی ,

The goal of this investigation is to compare the extent of fluoride uptake by sound enamel following application of two commercial mouthrinses containing sodium fluoride (0.2%) and a topical gel containing APF (1.23%) produced in Iran with those of foreign standardized ones. Sixty extracted premolars were used. Each tooth was divided into two lingual and buccal halves, one half as control, the ...

اسکندری, دکتر معصومه , طوماریان, دکتر لیدا,

ABSTRACT: Excess uptake of fluoride during tooth development can cause developmental defect of enamel that has not beautiful appearance. Fluoride uptake is mainly from drinkink water and a few percent from foodstuffs. At the time of toothbrushing with fluoride dentifrice by young children, toothpaste can be swallowed , and average of fluoride ingestion is 0.3-0.5 mg in each brushing . This e...

Journal: :Nuclear medicine communications 2012
Yuxin Li Gholam R Berenji Wisam F Shaba Bashir Tafti Ella Yevdayev Simin Dadparvar

OBJECTIVE The feasibility of a fluoride positron emission tomography/computed tomography (PET/CT) scan for imaging atherosclerosis has not been well documented. The purpose of this study was to assess fluoride uptake of vascular calcification in various major arteries, including coronary arteries. METHODS We retrospectively reviewed the imaging data and cardiovascular history of 61 patients w...

Journal: :European archives of paediatric dentistry : official journal of the European Academy of Paediatric Dentistry 2011
M C Vitale D Zaffe A R Botticell C Caprioglio

AIM To evaluate chemically the effects of diode laser on fluoride uptake before and after laser irradiation of enamel surfaces. METHODS Crowns of 20 sound human teeth were halved and a 3 x 3 mm acid-resistant varnish uncovered window left for: A) no treatment; B) fluoride (Elmex gel); C) diode (fluoride + diode laser); D) diode (diode laser + fluoride). The dental surfaces were analysed using...

Journal: :Pediatric dentistry 1979
J S Wefel S H Wei

The in vitro fluoride uptake by dental enamel from two conventional acidulated phosphate fluoride gels was compared to a thixotropic acidulated phosphate fluoride gel. The fluoride concentration and enamel biopsy depths were determined using an acid-etch biopsy method based on calcium determinations. A significant fluoride uptake by dental enamel from a thixotropic topical fluoride agent follow...

Journal: :journal of dental research, dental clinics, dental prospects 0
gasem ansari mojtaba vahid golpaygani ali reza sadr

background and aims. the use of fluoride mouthrinses has been proved to be one of the most effective ways to prevent tooth decay. a community based program using f+ rinse at school has also proved to be well-controlled and efficient. the aim of this investigation was to evaluate fluoride uptake level of a locally prepared naf rinse used in iran’s school program during 2005. materials and method...

ژورنال: علوم آب و خاک 2015
افیونی, مجید , حاج عباسی, محمدعلی , چاوشی, الهام ,

Fluoride (F) is an essential element for humans and animals. The continuous ingestion of fluoride by humans and animals in excessive amounts has damaging effects. The objective of this study was to investigate the uptake of fluoride in spinach and alfalfa in an alkaline soil of Isfahan, Iran. Two plants were planted in lysimeters at Isfahan University of Technology research station site. The tr...

F.S Sajadi H.R Poreslami P KHazaeli R Hasanzadeh

Background & Aims: The present study compared fluoride uptake into enamel from sodium fluoride 0.05% gel and American Dental Association approved fluoride gel (Stannous fluoride 0.4% , Sultan Co.) when used on healthy enamel of the intact teeth. Methods: In an experimental study, 30 intact teeth extracted for orthodontic purposes were randomly assigned into two groups of 15 teeth. The teeth wer...

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