Buscar
Mostrando ítems 31-40 de 74
Short Communication: In vitro evaluation of the abrasiveness of acidic dentifrices
(2009-11-01)
AIM: This in vitro study evaluated the abrasiveness of acidic fluoride (F) dentifrices with different F concentrations on bovine enamel. METHODS: Enamel blocks (4.0 x 4.0 mm2, n=120) were selected according to their surface ...
Titanium surface topography after brushing with fluoride and fluoride-free toothpaste simulating 10 years of use
(Elsevier B.V., 2012-04-01)
Objectives: To conduct a controlled study contrasting titanium surface topography after procedures that simulated 10 years of brushing using toothpastes with or without fluoride.Methods: Commercially pure titanium (cp Ti) ...
Surface roughness and hardness of yttria stabilized zirconia (Y-TZP) after 10 years of simulated brushingAvaliação da rugosidade e dureza da zircônia Y-TZP após simulação de 10 anos de escovação
(Universidade Estadual Paulista Júlio de Mesquita Filho, 2015)
Prevalence of deciduous tooth erosion in childhood
(2013-08-01)
Objectives: The objective of this study was to estimate the prevalence of deciduous tooth erosion and to identify possible associations with sex, age and toothbrushing frequency in children aged 4-6 years. Methods: The ...
Effect of fluid resins on the surface roughness and topography of resin composite restorations analyzed by atomic force microscope
(Elsevier B.V., 2011-04-01)
The aim of the study was to verify the influence of surface sealants on the surface roughness of resin composite restorations before and after mechanical toothbrushing, and evaluate the superficial topography using atomic ...
Effect of brushing with conventional versus whitening dentifrices on surface roughness and biofilm formation of dental ceramics
(2012-05-01)
The aim of this study was to evaluate the effect of conventional and whitening dentifrices on the weight loss, surface roughness, and early in situ biofilm formation on the surface of dental ceramics. Standardized feldspar ...
SEM evaluation of in situ early bacterial colonization on a Y-TZP ceramic: A pilot study
(2007-07-01)
This study aimed to evaluate the effect of surface glazing and polishing of yttrium-stabilized tetragonal zirconia polycrystal ceramic on early dental biofilm formation, as well as the effect of brushing on the removal of ...
Scanning electron microscopic study of the in situ effect of salivary stimulation on erosion and abrasion in human and bovine enamel
(2008-08-04)
This in situ study investigated, using scanning electron microscopy, the effect of stimulated saliva on the enamel surface of bovine and human substrates submitted to erosion followed by brushing abrasion immediately or ...