نتایج جستجو برای: fluoride level

تعداد نتایج: 1099064  

2015
Gholamhossein Ramezani Nasser Valaie Vahid Rakhshan

BACKGROUND Water fluoride level is unknown in many regions of Iran. Besides, only few non-controlled studies world-wide have assessed the effect of water fluoride on dental fluorosis and caries. We aimed to measure the fluoride level of 76 water supplies in 54 cities and evaluate the effect of fluoride on dental caries and fluorosis in a large multi-project study. MATERIALS AND METHODS In the...

Journal: :international journal of occupational and environment medicine 0
isi ogbu department of medical laboratory science, faculty of health sciences and technology university of nigeria nsukka-enugu campus, nigeria oio okoro department of medical laboratory science, faculty of health sciences and technology university of nigeria nsukka-enugu campus, nigeria ei ugwuja department of chemical pathology, faculty of clinical medicine, ebonyi state university, p.m.b. 053 abakaliki, nigeria

abnormal fluoride levels in drinking water have been associated with adverse health effects. to determine the fluoride content of well waters in enugu, southeastern nigeria, water samples from 50 artisan wells chosen by multistage sampling procedure from the 5 zones of enugu municipality were analyzed in duplicates for their fluoride content. the zonal mean values were 0.60, 0.70, 0.62, 0.62, a...

Journal: :journal of dentistry, tehran university of medical sciences 0
sumitha upadhyay specialist resident, department of pedodontics & preventive dentistry, mangalore, india. arathi rao ramya shenoy

to investigate and compare the amount of fluoride release of conventional, resin modified and nanofilled resin modified glass ionomer cements.tablets of glass-ionomer cements were immersed in deionized water and incubated at 37°c. after 1, 2, 7, 15 and 30 days, fluoride ion was measured under normal atmospheric conditions by fluoride ion selective electrode. buffer (tisab ii) was used to decomp...

Journal: :The National medical journal of India 2016
Andezhath K Susheela Rashmi Gupta Nisith K Mondal

BACKGROUND Though a major public health problem of nutritional anaemia in schoolchildren is being addressed by iron supplementation and/or fortified food, they continue to be anaemic. We aimed to study the effect of fluoride consumption on haemoglobin levels and whether elimination of fluoride from the diet would correct anaemia in children. METHODS Two hundred and fifty adolescent girls, 10-...

ژورنال: سلامت کار ایران 2007
حسینی, شریعه, رادفر, امیر , شیدفر, فرزاد, عامری, احمد, عقیلی نژاد, ماشائ اله, متولیان, سید علی,

  Background and aims   The fluoride of water can increase the resistance of enamel of teeth against dental caries. In places with low fluoride level in potable water, dental caries is very high before puberty. The aim of this study was to determine the fluoride level of potable water of Ilam- Iran and it's relation to DMF criteria in workers of industrial city of Ilam.   Methods   This study w...

Journal: :The Science of the total environment 2009
Gopalan Viswanathan A Jaswanth S Gopalakrishnan S Siva ilango

The prevalence of fluorosis is mainly due to the consumption of more fluoride through drinking water. It is necessary to find out the fluoride endemic areas to adopt remedial measures to the people on the risk of fluorosis. The objectives of this study are to estimate the fluoride exposure through drinking water from people of different age group and to elucidate the fluoride endemic areas thro...

Journal: :Pesquisa Brasileira em Odontopediatria e Clínica Integrada 2011

Journal: :آب و خاک 0
مریم محسنی سجادی مجید افیونی حسین خادمی سید اسداله محسنی موحد شمس اله ایوبی

abstract fluoride (f-) is an essential element for human and some animals. the fluoride concentration in irrigation water is an important index for water quality. the objective of the present study was to determine spatial variability of fluoride in groundwater and soils of some areas in arak plain. therefore, during two seasons, autumn (2007) and the end of spring (2008), 87 and 92 water sampl...

2012
P.V. Kotecha S.V. Patel K.D. Bhalani D. Shah V.S. Shah K.G. Mehta

BACKGROUND & OBJECTIVES Endemic fluorosis resulting from high fluoride concentration in groundwater is a major public health problem in India. This study was carried out to measure and compare the prevalence of dental fluorosis and dental caries in the population residing in high and normal level of fluoride in their drinking water in Vadodara district, Gujarat, India. METHODS A cross-section...

Background and aim: The concentration of fluoride in drinking water resources is very important in peoples' health issue. One of the main resources of fluoride intake for people is drinking water. Therefore, this study aimed to determine the fluoride concentration in rural drinking water resources of Bardaskan County using geographic information system. Methods: In this descriptive/cross-sec...

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