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Physicochemical properties and effect of bioceramic root canal filling for primary teeth on osteoblast biology
Ochoa Rodriguez, Victor Manuel; Tanomaru-Filho, Mario; Rodrigues, Elisandra Márcia; Bugança, Eduarda de Oliveira; Guerreiro-Tanomaru, Juliane Maria; Faria, Gisele.
  • Ochoa Rodriguez, Victor Manuel; Universidade Estadual Paulista Julio de Mesquita Fillho. Faculdade de Odontologia de Araraquara. Departamento de Odontologia Restauradora. Araraquara. BR
  • Tanomaru-Filho, Mario; Universidade Estadual Paulista Julio de Mesquita Fillho. Faculdade de Odontologia de Araraquara. Departamento de Odontologia Restauradora. Araraquara. BR
  • Rodrigues, Elisandra Márcia; Universidade Estadual Paulista Julio de Mesquita Fillho. Faculdade de Odontologia de Araraquara. Departamento de Odontologia Restauradora. Araraquara. BR
  • Bugança, Eduarda de Oliveira; Universidade Estadual Paulista Julio de Mesquita Fillho. Faculdade de Odontologia de Araraquara. Departamento de Odontologia Restauradora. Araraquara. BR
  • Guerreiro-Tanomaru, Juliane Maria; Universidade Estadual Paulista Julio de Mesquita Fillho. Faculdade de Odontologia de Araraquara. Departamento de Odontologia Restauradora. Araraquara. BR
  • Faria, Gisele; Universidade Estadual Paulista Julio de Mesquita Fillho. Faculdade de Odontologia de Araraquara. Departamento de Odontologia Restauradora. Araraquara. BR
J. appl. oral sci ; 29: e20200870, 2021. tab, graf
Article in English | LILACS | ID: biblio-1250190
ABSTRACT
Abstract Bio-C Pulpecto (Bio-CP) was recently developed as the first bioceramic root filling material for primary teeth. Objective To evaluate the physicochemical properties of radiopacity, setting time, pH, cytocompatibility and potential of Bio-CP to induce mineralisation, compared with (1) Calen thickened with zinc oxide (Calen-ZO), and (2) zinc oxide and eugenol (ZOE). Methodology Physicochemical properties were evaluated according to ISO 6876. Saos-2 (human osteoblast-like cell line) exposed to extracts of the materials were subjected to assays of methyl thiazolyl tetrazolium, neutral red, alkaline phosphatase (ALP) activity and mineralised nodule production. The results were analysed using one-way or two-way ANOVA and Tukey's or Bonferroni's post-tests (α=0.05). Results All the materials showed radiopacity higher than 3 mm Al. Bio-CP had lower pH than Calen-ZO, but higher pH than ZOE. Calen-ZO and Bio-CP did not set. The setting time for ZOE was 110 min. The cytocompatibility order was Calen-ZO > Bio-CP > ZOE (12, 14 dilutions) and Calen-ZO > Bio-CP = ZOE (112, 124 dilutions) and Calen-ZO = Bio-CP > ZOE (132 dilution). Bio-CP induced greater ALP activity at 7 days, and greater mineralised nodule production, compared to Calen-ZO (p<0.05). Conclusions Bio-CP showed adequate physicochemical properties, cytocompatibility and potential to induce mineralisation.
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Full text: Available Index: LILACS (Americas) Main subject: Root Canal Filling Materials / Dental Pulp Cavity Limits: Humans Language: English Journal: J. appl. oral sci Journal subject: Dentistry Year: 2021 Type: Article Affiliation country: Brazil Institution/Affiliation country: Universidade Estadual Paulista Julio de Mesquita Fillho/BR

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Full text: Available Index: LILACS (Americas) Main subject: Root Canal Filling Materials / Dental Pulp Cavity Limits: Humans Language: English Journal: J. appl. oral sci Journal subject: Dentistry Year: 2021 Type: Article Affiliation country: Brazil Institution/Affiliation country: Universidade Estadual Paulista Julio de Mesquita Fillho/BR