DNA methylation in childhood dental caries and hypomineralization.

Objectives: Epigenetic modulation of gene expression may be important in dental conditions, including dental caries and enamel hypomineralisation. The aims of this study were to assess associations between DNA methylation in cord blood leucocytes at birth, and caries experience and enamel hypomineralisation at six years of age.

Method: The study sample was from a birth cohort study of twins.

Bronchopneumonia with measles in infants and children at the Department of Child Health School of Medicine, University of North Sumatera/Dr. Pirngadi Hospital Medan (January 1985-December 1989).

A retrospective study was done on patients with bronchopneumonia hospitalized at the Dr. Pirngadi Hospital, Medan/School of Medicine, University of North Sumatera, during January 1985 through December 1989. The purpose of this study is to assess the morbidity and mortality of bronchopneumonia with measles and the nutritional status of the patients.