Publications by authors named "Mirella de Fatima Liberato Moura"

Article Synopsis
  • The study investigates the relationship between family factors, ADHD signs, and oral health literacy (OHL) in adolescents.
  • A sample of 448 twelve-year-olds in Brazil was used to assess OHL, family dynamics, and ADHD symptoms through various questionnaires.
  • Findings reveal that higher family cohesion, maternal education, and income correlated with better OHL, while lower adaptability and more ADHD symptoms were linked to lower OHL.
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Little is known regarding the influence of psychosocial factors on dental caries at early adolescence. The study aimed to investigate associations between family environment, attention-deficit/hyperactivity disorder (ADHD) and oral health literacy (OHL) with dental caries experience in early adolescence. A cross-sectional study was conducted with a representative sample of 448 12-year-old adolescents at public and private schools in North-eastern Brazil.

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Purpose: To examine whether a difference exists between the in vivo biocompatibility of glass-ionomer cements (GICs) containing chlorhexidine (CHX) in different concentrations.

Materials And Methods: Eighty-four male Wistar rats were distributed into 7 groups (n = 12) and received subcutaneous implants of small tubes containing different materials, as follows: Ketac control (K), Ketac-CHX 10% (K10), Ketac-CHX 18% (K18), Resilience control (R), Resilience-CHX 10% (R10), Resilience-CHX 18% (R18), Control (polyethylene). The animals were then sacrificed on post-insertion days 7, 15 and 30, and tissues were examined under an optical microscope for inflammatory infiltrate, edema, necrosis, granulation tissue, multinucleated giant cells, and collagen fibers.

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Aim: To test the hypothesis that changes in enamel component volumes (mineral, organic, and water volumes, and permeability) are graded from outer to inner enamel after a short bleaching procedure.

Materials And Methods: Extracted unerupted human third molars had half of their crowns bleached (single bleaching session, 3 × 15 min), and tooth shade changes in bleached parts were analyzed with a spectrophotometer. Ground sections were prepared, component volumes and permeability were quantified at histological points located at varying distances from the enamel surface (n=10 points/location), representing conditions before and after bleaching.

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