Association of COL1A2 (PvuII) gene polymorphism with risk and severity of dental fluorosis – A case control study

Autor: C. Rahila, M.B. Aswath Narayanan, S.G. Ramesh Kumar, A. Leena Selvamary, A. Sujatha, J. John Kirubaharan
Jazyk: angličtina
Rok vydání: 2019
Předmět:
Zdroj: Saudi Dental Journal, Vol 31, Iss 4, Pp 463-468 (2019)
Druh dokumentu: article
ISSN: 1013-9052
DOI: 10.1016/j.sdentj.2019.05.004
Popis: Introduction: Dental fluorosis is a foremost public health problem in many countries, including India. Very few studies investigated gene polymorphism and risk of dental fluorosis. Genetic polymorphisms in Collagen Type I, alpha 2 (COL1A2) gene, found to be linked with bone pathogenesis, may affect the tooth formation resulting in the vulnerability to dental fluorosis. Aim: To assess the association between COL1A2 (PvuII) gene polymorphism and risk as well as severity of dental fluorosis. Methods: The present case control study was conducted among participants with (n = 60) and without (n = 60) dental fluorosis. Dental fluorosis was assessed using Modified Dean’s fluorosis index (1942). The PvuII polymorphisms (in exon 25) inside the COL1A2 gene were genotyped by Polymerase Chain Reaction-Restriction Fragment Length Polymorphism (PCR-RFLP) procedure. Statistical analysis were carried out with Chi-square test and Odds Ratio (OR) was determined with multivariate logistic regression analysis. Results: The genetic polymorphism in COL1A2 PvuII was found to be associated with the risk of dental fluorosis which was highly significant (p
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