نتایج جستجو برای: fluoride level
تعداد نتایج: 1099064 فیلتر نتایج به سال:
Objective: To compare the release of fluoride into unstimulated wholesaliva in vivo after the application of three different 5% NaF varnishes:Enamel Pro, Vanish, and Duraphat.Experimental Methods: Following IRB approval, 15 subjects wererecruited and consented based upon the inclusion/exclusion criteria of thestudy. A four-treatment randomized cross over study design wit...
Background-Excretion of fluoride in urine occurs in Skeletal fluorosis. Aims and Objectives-Discover correlation between urinary fluoride and disease progression. Result and Analysis-Most common affected age group between 50-60 yrs(42%) with 98% having generalized bone and joint pain and 34 cases clinically graded as gr-II,11 as gr I,and rest as gr III.Fiuoride concentration in urine of 47 case...
Anthocyanins are polyphenols and well known for their biological antioxidative benefits. Maize purple plant pigment (MPPP) extracted and separated from maize purple plant is rich in anthocyanins. In the present study, MPPP was used to alleviate the adverse effects generated by fluoride on liver and kidney in rats. The results showed that the ultrastructure of the liver and kidney in fluoride tr...
Fluorine is the world’s 13thmost abundant element and constitutes 0.08% of the Earth crust. It has the highest electronegativity of all elements. Fluoride is widely distributed in the environment, occurring in the air, soils, rocks, and water. Although fluoride is used industrially in a fluorine compound, themanufacture of ceramics, pesticides, aerosol propellants, refrigerants, glassware, and ...
BACKGROUND In India, for the high concentration of fluoride in groundwater, people are at risk of dental fluorosis. The problem is common in various states of India. The condition in Rajasthan is worse where all districts have such a problem. OBJECTIVE To study the fluoride concentration in groundwater and prevalence of dental fluorosis in Didwana block of Nagaur district, Central Rajasthan, ...
Fluoride is toxic to neuronal development and its excessive intake during pregnancy cause adverse effects on neonatal development. The present study examined the presence of oxidative stress during maternal exposure of fluoride and the therapeutic strategy of Aloe vera, Curcuma longa and Ocimum sanctum extracts in functional prevention of fluoride led oxidative stress. The pregnant Wistar rats ...
The cariogenic bacterium Streptococcus mutans can develop stable resistance to fluoride through chromosomal mutations in vitro. Fluoride-resistant S. mutans has seldom been isolated in clinical settings, despite the wide application of fluoride in oral-care products. One explanation is that the fluoride-resistant S. mutans strains have decreased fitness. However, so far, there has been no concl...
Fifty four Wistar male rats were randomly divided into three groups, drinking water containing 0.6 mg/L (control group), 100 mg/L, and 200 mg/L sodium fluoride, respectively. Rats were killed at the second, fourth and sixth weeks after experiment initiation, respectively. The levels of serum testosterone, testis cholesterol, and hepatic tissue cholesterol were determined. Results showed that th...
Airborne particulate matter was collected at Wajima, the Noto Peninsula, Ishikawa, Japan by a high-volume air sampler with a quartz fiber filter every week from September 17, 2004 to September 16, 2005. The filter was newly changed every week. There are no major emission sources of atmospheric pollutants near the sampling site. Water-soluble fluoride anion extracted from the filters was analyze...
BACKGROUND AND AIMS The aim of the present study was to systematically review fluoride concentration of drinking waters and prevalence of fluorosis in Iran through systematically evaluating results of studies conducted in this regard. MATERIALS AND METHODS In this systematic review study, the required data was collected using keywords including drinking water fluoride, fluoride concentration,...
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