نتایج جستجو برای: dentifrice
تعداد نتایج: 638 فیلتر نتایج به سال:
It is questionable whether socioeconomic factors influence the choice of marketed children's dentifrices and whether these products are associated with greater fluoride (F) intake in children. The present cross-sectional study involving 197 children (mean age: 40.98 ± 6.62 months) was carried out in Montes Claros, Brazil. Parents completed a questionnaire on socioeconomic status and the tooth b...
Two previous clinical studies evaluated the effect of end-rounded versus tapered bristles of soft manual brushes on the removal of plaque and gingival abrasion. However, the combined effect of an abrasive dentifrice on these outcomes has yet to be understood. The purpose of the present study was to compare the incidence of gingival abrasion and the degree of plaque removal obtained after the us...
A total of one hundred twenty-one (121) adult male and female subjects completed a 6-month, double-blind clinical study comparing the effect on supragingival plaque formation and gingivitis of a dentifrice containing 0.3% Triclosan and 2.0% of a copolymer of methoxyethylene and maleic acid to a placebo dentifrice. Both the Triclosan/copolymer and placebo dentifrices contained 0.243% sodium fluo...
PURPOSE This study assessed the anti-calculus benefit of Crest Dual Action Whitening Toothpaste in gastrostomy (GT) children compared to a control anti-caries dentifrice. METHODS A double-blind randomized crossover design was used to compare the two dentifrices. A convenience sample of 24 GT subjects, 3-12 years old, was given a consensus baseline Volpe-Manhold Index calculus score by 2 train...
PURPOSE To clinically evaluate and compare a dentifrice system in a dual-chambered tube, wherein one chamber contained sodium fluoride in a silica base and the other chamber contained dicalcium phosphate dihydrate (Test Dentifrice delivering 0.243% sodium fluoride), to a dentifrice containing 0.243% sodium fluoride in a silica base (Positive Control Dentifrice). MATERIALS AND METHODS This stu...
INTRODUCTION Fluoride dentifrice is considered an important factor in explaining the decline in dental caries observed either in developed or in developing countries at the end of the last century. However, fluoride dentifrice is also a risk factor with respect to dental fluorosis because young children ingest a large amount of toothpaste during brushing. In addition, there is evidence that den...
OBJECTIVES This study evaluated in vitro the efficiency of Aloe vera and propolis dentifrice on reducing the contamination of toothbrush bristles by a standard strain of Streptococcus mutans (ATCC 25175; SM), after toothbrushing. MATERIAL AND METHODS Fifteen sterile toothbrushes were randomly divided into 5 toothbrushing groups: I (negative control): without dentifrice; II: with fluoridated d...
The efficacy of a test dentifrice containing nano-sized (several tens to hundreds of nm) calcium carbonate (hereafter NC) on enamel lesion remineralization was studied in an in vitro system that employed collagen-coated wells for cell culture, as a model of oral surfaces for NC retention. The well surfaces were treated with the test dentifrice and briefly rinsed with distilled water. Thin secti...
Introduced to the commercial market 40 years ago, fluoride dentifrice now accounts for nearly all dentifrice purchased in the United States. During this same time, the prevalence and severity of dental caries has declined while dental fluorosis prevalence has increased. While the caries decline can be largely attributed to widespread fluoride dentifrice use, as well as many other sources of flu...
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...
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