Results 11 to 20 of about 50,135 (262)

Strontium isotope signals in cremated petrous portions as indicator for childhood origin. [PDF]

open access: yesPLoS ONE, 2014
Dental enamel is currently of high informative value in studies concerning childhood origin and human mobility because the strontium isotope ratio in human dental enamel is indicative of geographical origin.
Lise Harvig   +3 more
doaj   +1 more source

Investigation on the Gradient Nanomechanical Behavior of Dental Fluorosis Enamel

open access: yesNanoscale Research Letters, 2018
This study aims to investigate the gradient nanomechanical behavior of dental fluorosis enamel and provide appropriate selection criteria for restorative materials.
Jie Min   +6 more
doaj   +1 more source

Role of adhesive systems on the luting interface’s thickness of ceramic laminate veneers [PDF]

open access: yesBrazilian Oral Research, 2020
This in vitro study aimed to evaluate the effects of different luting protocols on the thickness of luting interface of ceramic laminate veneers. Thirty-six lithium disilicate blocks (7 × 8 × 0.6 mm) were cemented onto bovine enamel.
Henrico Badaoui STRAZZI-SAHYON   +3 more
doaj   +1 more source

Crystallographic and Colorimetric Analysis of Dental Enamel

open access: yesDental Anthropology, 1997
Tooth color and the correlation of the composition of dental enamel with color were investigated in samples of teeth from two medieval Serb cemeteries. Differences in the composition of apatite crystals in the dental enamel of the two samples were found.
Ljiljana Tihaček-Šojić   +2 more
doaj   +1 more source

Stress Response Pathways in Ameloblasts: Implications for Amelogenesis and Dental Fluorosis

open access: yesCells, 2012
Human enamel development of the permanent teeth takes place during childhood and stresses encountered during this period can have lasting effects on the appearance and structural integrity of the enamel.
John D. Bartlett, Megan L. Sierant
doaj   +1 more source

Weaker dental enamel explains dental decay. [PDF]

open access: yesPLoS ONE, 2015
Dental caries continues to be the most prevalent bacteria-mediated non-contagious disease of humankind. Dental professionals assert the disease can be explained by poor oral hygiene and a diet rich in sugars but this does not account for caries free ...
Alexandre R Vieira   +4 more
doaj   +1 more source

Association of dental enamel lead levels with risk factors for environmental exposure

open access: yesRevista de Saúde Pública, 2010
OBJECTIVE: To analyze household risk factors associated with high lead levels in surface dental enamel. METHODS: A cross-sectional study was conducted with 160 Brazilian adolescents aged 14-18 years living in poor neighborhoods in the city of Bauru ...
Kelly Polido Kaneshiro Olympio   +5 more
doaj   +3 more sources

Measuring fracture toughness of human dental enamel at small scale using notched microcantilever beams

open access: yesBiosurface and Biotribology, 2021
Dental enamel is the most mineralised hard tissue with a complex hierarchically organised anisotropic structure and it protects human teeth from mechanical damage during the dental function.
Kangjie Chu, Cancan Zhao, Fuzeng Ren
doaj   +1 more source

Gradient structural anisotropy of dental enamel is optimized for enhanced mechanical behaviour

open access: yesMaterials & Design, 2023
Exceptional mechanical performance of dental enamel in the harsh environment of oral cavity can be preserved on decade timescale, which is a unique property in comparison with functional nanomaterials.
Máté Hegedűs   +5 more
doaj   +1 more source

Effect of Enamel Bleaching on the Bond Strength of Ceramic—A Systematic Review

open access: yesOral, 2022
The increase in aesthetic demands has increased the use of ceramic dental restorations in dentistry. Ceramic restorations are bonded to the tooth structure using adhesives.
Tsz Ho Seto   +3 more
doaj   +1 more source

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