Aberrant p16 promoter methylation among Greek lung cancer patients and smokers: correlation with smoking.

作者: Elisavet Georgiou , Rozalia Valeri , Georgios Tzimagiorgis , Jacob Anzel , Dimitrios Krikelis

DOI: 10.1097/01.CEJ.0000236260.26265.D6

关键词:

摘要: Genetic and environmental factors (dietary smoking) influence lung cancer epidemiology induce epigenetic modifications that should be assessed in individual populations. We analyzed p16 methylation among Greek non-small cell carcinoma patients smokers using two-stage methylation-specific polymerase chain reaction. One hundred fifty specimens from cancerous adjacent non-cancerous tissue, bronchial washings sputum 48 specimens, mostly sputum, disease-free were included. was very frequent biopsies (82.85%) (non-small carcinoma, 80.35%; small 16.66%) patients, but also tissue (45.71 %). Concordance of positivity by cytological examination 51.78%. Methylation observed asymptomatic cytology-negative (22.5%) chronic obstructive pulmonary disease (three eight). Among individuals, correlated only with heavy smoking (>50 pack-years, P<0.001) differed male female smokers. In summary, is correlates cigarette consumption

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