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dc.creatorGastelbondo-Pastrana, Bertha
dc.creatorMadera Anaya, Meisser Vidal
dc.creatorSuárez-Causado, Amileth
dc.date2018-07-30
dc.identifierhttp://www.joralres.com/index.php/JOR/article/view/joralres.2018.056
dc.identifier10.17126/joralres.2018.056
dc.descriptionObjective: To compare the gene expression levels of collagen type I alpha 2 (COL1A2) in children with and without dental fluorosis. Methods: Cross-sectional study involving 92 children between 5 and 12 years of age. Socio-demographic characteristics, the presence of dental fluorosis by means of the Thylstrup-Fejerskov index, and gene expression analysis of COL1A2 in peripheral blood samples by reverse transcription polymerase chain reaction (RT-PCR) assays, were described. For the descriptive analysis, measures of central tendency, dispersion and proportions were used. Differences between the groups (p<0.05) were established by the Student t-test. Results: Mean age was 8.6 (SD=1.9) years, 51.1% were female; 54 children were diagnosed with fluorosis and 38 without fluorosis; prevalence of dental fluorosis was 58.7% (95% CI: 48.4% -68.9%). Gene expression of COL1A2 was statistically significantly lower (p<0.05) in the participants with dental fluorosis. Conclusion: There are differences in the expression levels of the COL1A2 gene among the population under study. Therefore, COL1A2 may be potentially involved in the development of dental fluorosis.en-US
dc.formatapplication/pdf
dc.languageeng
dc.publisherFacultad de Odontología, Universidad de Concepción, Chile.en-US
dc.relationhttp://www.joralres.com/index.php/JOR/article/view/joralres.2018.056/458
dc.sourceJournal of Oral Research; Vol 7 No 6; 232-235es-ES
dc.sourceJournal of Oral Research; Vol 7 No 6; 232-235en-US
dc.source0719-2479
dc.source0719-2460
dc.subjectdental fluorosis; dental enamel; gene expression; collagen.en-US
dc.titleGene expression of collagen type I alpha 2 and its relationship with dental fluorosis.en-US
dc.titlees-ES
dc.titlept-BR
dc.titlept-PT
dc.typeinfo:eu-repo/semantics/article
dc.typeinfo:eu-repo/semantics/publishedVersion
dc.typeCommunicationen-US


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