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Fluoride uptake by enamel and dentin from bonding agents and composite resins: a comparative study.
J Indian Soc Pedod Prev Dent ; 2003 Dec; 21(4): 125-30
Artigo em Inglês | IMSEAR | ID: sea-114725
ABSTRACT
The present study was performed to compare the amount of in vitro fluoride uptake by enamel and dentin from fluoridated bonding agent with non-fluoridated composite (Group I), non-fluoridated bonding agent with fluoridated composite (Group II) and fluoridated bonding agent with fluoridated composite resin (Group III). Sixty extracted premolars were selected and divided into three groups of 20 teeth each. Restorative materials were applied according to manufacturer's instructions into standard windows created in the teeth, cured and placed in de-ionised water for three months. The fluoride content of successive acid etch biopsy was determined by specific ion-electrode analysis. Although significant amount of fluoride uptake occurred in all the test groups, fluoride uptake was found to be highly significant in dentin when compared to enamel in Group, I, II and III (P<0.001). The fluoride uptake was greater by both enamel and dentin in Group III ie fluoridated bonding agent with fluoridated composite resin.
Assuntos
Texto completo: DisponíveL Índice: IMSEAR (Sudeste Asiático) Assunto principal: Ácidos Polimetacrílicos / Poliuretanos / Fatores de Tempo / Condicionamento Ácido do Dente / Resinas Acrílicas / Humanos / Cariostáticos / Análise de Variância / Adesivos Dentinários / Eletrodos Seletivos de Íons Tipo de estudo: Ensaio Clínico Controlado Idioma: Inglês Revista: J Indian Soc Pedod Prev Dent Assunto da revista: Dentistry Ano de publicação: 2003 Tipo de documento: Artigo

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Texto completo: DisponíveL Índice: IMSEAR (Sudeste Asiático) Assunto principal: Ácidos Polimetacrílicos / Poliuretanos / Fatores de Tempo / Condicionamento Ácido do Dente / Resinas Acrílicas / Humanos / Cariostáticos / Análise de Variância / Adesivos Dentinários / Eletrodos Seletivos de Íons Tipo de estudo: Ensaio Clínico Controlado Idioma: Inglês Revista: J Indian Soc Pedod Prev Dent Assunto da revista: Dentistry Ano de publicação: 2003 Tipo de documento: Artigo