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BACKGROUND Chronic obstructive pulmonary disease (COPD) is a disorder associated to cigarette smoke and lung cancer (LC). Since epigenetic changes in oncogenes and tumor suppressor genes (TSGs) are clearly important in the development of LC. In this study, we hypothesize that tobacco smokers are susceptible for methylation in the promoter region of TSGs in… (More)
Background: The objective was to compare the use of family planning methods during the immediate postpartum period and two years following childbirth among the adolescent females who had followed two different intervention programs during their pregnancies.
BACKGROUND Helicobacter pylori, the main cause of peptic ulcer disease and gastric cancer in adult populations, is generally acquired during the first years of life. Infection can be persistent or transient and bacterial and host factors determining persistence are largely unknown and may prove relevant for future disease. METHODS Two cohorts of healthy… (More)
(RM=5,0; IC95 %: 2,7-9,2). El nivel de insulina se correlacionó significativamente con Conclusiones Se evidenció a la obesidad en adolescentes como factor predisponente para el desarrollo de trastornos metabólicos y la asociación lineal de medidas antropométricas y lípidos con insulina ABSTRACT Objective Determining the prevalence and estimating the risk of… (More)