نتایج جستجو برای: fluoride

تعداد نتایج: 20231  

H Masoodpoor H Pooreslami P Khazaeli

Introduction: It has been proved that sufficient amount of fluoride in drinking water can decrease the rate of dental caries. The aim of this study was to determine fluoride content of drinking waters in the 8 cities of Kerman province as well as 11 types of mineral water sold in supermarkets of Kerman. Method: Fluoride contents of 42 drinking water samples belonged to 8 cities of Kerman provin...

Journal: :Japanese journal of pharmacology 1986
T Hattori H Maehashi

Effects of 5 kinds of fluorides on the twitch of the sartorius muscle of the bull frog were investigated. All of the fluorides (0.1-2.0 mM) enhanced the twitch evoked by nerve stimulation. The extents of enhancement at 2.0 mM were in the order: stannous fluoride much greater than potassium fluoride greater than sodium silico fluoride greater than sodium fluoride greater than diammine silver flu...

Journal: :journal of sciences islamic republic of iran 0

a flow injection system is reported for the determination of fluoride based on its effects on the fluorescence intensity of al-morin complex at ph 3.0 in ethanol-warn mixture. the effect of important parameters such as excitation and emission wavelengths, ph, reagents concenkations, flow rate of the carrier stream, sample injection volume, time of measurepent and interferences are reported. cat...

2011
Cristina S. Nicolae Corneliu I. Amariei

Aims: The first aim of this in vitro study was the comparative assessment of enamel surface morphology and analytical assessment of calcium and fluoride ions after topical application of three sodium fluoride solutions: solutions A and B having the same concentration (0.05% sodium fluoride) and solution C having a higher concentration (0.1% sodium fluoride). The second aim was to assess the rem...

ژورنال: مجله دندانپزشکی 2003
فلاحیان, فرحناز ,

The health of habitants, living in un-fluoridated drinking water areas, can be endangered through fluoride intake from food, beverages, tooth paste and dentistry products. Fluoride is used in mouthwash, toothpaste, juice fruits, conserved foods and Teflon dishes. Water exposure to fluoride occurs through fertilizers, aluminum industries, insecticides, pesticides, herbicides and fungicides use...

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...

ژورنال: مجله دندانپزشکی 2015
خامی, محمد رضا , رازقی, سمانه , قدیمی, سارا ,

Background and Aims: Despite significant decline in dental caries in recent decades, the disease remains a public health problem especially in developing countries. In recent years combined application of laser and fluoride has been introduced as a new caries-preventive measure. The purpose of the present study was to review the literature on the preventive effect of combined application of ...

2011

Fluorides are found in the waste discharges from process streams in a number of industries. Significant amounts of fluoride come from the following industries: semiconductor, photovoltaic, glass manufacturers, electroplating, steel and aluminum, pesticides and fertilizer. The fluoride concentration in untreated effluent can vary over a large range, and the allowable level for discharge depends ...

2012
B. Seraj M. Shahrabi M. Shadfar R. Ahmadi M. Fallahzadeh H. Farrokh Eslamlu M. J. Kharazifard

OBJECTIVE Prolonged excessive intake of fluoride during child's growth and development stages has been associated with mental and physical problems. The aim of this study was to investigate the effect of excessive fluoride intake on the intelligence quotient (IQ) of children living in five rural areas in Makoo/Iran. MATERIALS AND METHODS In this cross-sectional study, 293 children aged 6-11 y...

2013
Mahaboob P. Basha S.M. Saumya

BACKGROUND & OBJECTIVES Chronic fluoride intoxication through drinking water is a serious health problem. Patients with diabetes are known to have impaired renal function and elimination of fluoride from the body is mainly done through kidney. Fluoride toxicity in diabetes patients may aggravate complications. In this study, the influence of fluoride was assessed on streptozotocin (STZ) induced...

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