نتایج جستجو برای: dental units water lines
تعداد نتایج: 1069325 فیلتر نتایج به سال:
The aim of this study is to investigate sociobehavioral risk factors from the prenatal period until 36 months of age, and the caries increment from 24 to 36 months of the child in Thailand. The data utilized in this study come from the prospective cohort study of Thai children (PCTC) from prenatal to 36 months of the child in Mueang Nan district, Northern Thailand. The total sample size recruit...
Dental caries can be prevented by a combination of community, professional, and individual measures including water fluoridation, professionally applied topical fluorides and dental sealants, and use of fluoride toothpastes. Yet, tooth decay is the most common chronic disease of childhood. Dental care is the most prevalent unmet health need in US children with wide disparities existing in oral ...
OBJECTIVES To determine changes in the prevalence of dental fluorosis, and in perceptions of aesthetic concerns due to dental fluorosis after water fluoridation ceased. METHODS Schoolchildren in second and third grades were examined in 1993-94, 1996-97 and 2002-03 to determine changes in the prevalence of dental fluorosis following fluoridation cessation of the public water supplies in 1992. ...
background and purpose: fluoride is a natural element essential for human nutrition due to its benefits for dental enamel. it is well-documented that standard amounts of fluoride in drinkingwater can decrease the rate of dental caries. this study was conducted with the aim of measuring fluoride concentration of drinking-water supplies and urban distribution system in qom, iran. materials and me...
Identification and introduce of high potential and water deficit stress tolerant is one of effective methods that caused to economic production beside other methods of water deficit management. In order to identification of barley lines, 9 barley elite lines and Bahman variety (check) studied under full irrigation and water deficit stress conditions in season cropping years 2013-2015. The resul...
T HE DENTAL benefits from drinking water containing about 1 part per million (1 ppm = 1 mg/I) of fluoride ion during childhood are well known. The safety of adjusting public supplies of drinking water to this content of fluoride in temperate climates (or to about 0.7 ppm in hotter areas) is universally accepted among reputable professional groups with an interest in the problem of dental caries...
Legionella spp. are ubiquitous in aquatic habitats and water distribution systems, including dental unit waterlines (DUWLs). The aim of the present study was to determine the prevalence of Legionella in DUWLs and tap water samples using PMA-qPCR and standard culture methods. The total viable counts (TVCs) of aerobic heterotrophic bacteria in the samples were also determined. Legionella spp. wer...
Aim: Contaminated dental unit water lines (DUWLs) are a possible source for spreading microorganisms in practices. The aim of this study was to detect the bacterial contamination and investigate effectiveness disinfectants.
 Methodology: Bacterial detected by a) using culture heterotrophic bacteria, total coliforms Pseudomonas aeruginosa b) Scanning electron microscopy (SEM) DUWLs tube. Su...
OBJECTIVE The goal of this study was to evaluate the effects of a novel anti-plaque formulation on oral biofilm removal. Specific aim was to elucidate the role of 2 potentially complementary mechanisms on dental biofilm removal using EPIEN Dental Debriding Solution (EDDS) like desiccating action leading to denaturation and destabilization of plaque and mechanical removal of destabilized plaque ...
abstract background and purpose: according to the reported problems in area of the inappropriateness of water quality which used for washing and staining of car apparatuses in a car factory, this research was carried out for identification of physical, chemical, and microbiological characteristics of the consumed water in babol car factory, iran. materials and methods: physical and chemical par...
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