Research Topics
Species | Sumitra ShantakumarSummaryAffiliation: University of North Carolina Country: USA Publications
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Detail Information
Publications
Residential environmental exposures and other characteristics associated with detectable PAH-DNA adducts in peripheral mononuclear cells in a population-based sample of adult femalesSumitra Shantakumar
Department of Epidemiology, CB 7435 McGavran Greenberg Hall, University of North Carolina School of Public Health, Chapel Hill, North Carolina 27599 7435, USA
J Expo Anal Environ Epidemiol 15:482-90. 2005..These data suggest that PAH-DNA adducts detected in a population-based sample of adult women with ambient exposure levels reflect some key residential PAH exposure sources assessed in this study, such as cigarette smoking...
Reproductive factors and breast cancer risk among older womenSumitra Shantakumar
Department of Epidemiology, CB 7435 McGavran Greenberg Hall, University of North Carolina School of Public Health, Chapel Hill, NC 27599 7435, USA
Breast Cancer Res Treat 102:365-74. 2007..Moreover, breastfeeding, one of the few potentially modifiable risk factors for breast cancer, was an important factor in decreasing risk among older parous postmenopausal women...
Polycyclic aromatic hydrocarbon-DNA adducts and survival among women with breast cancerSharon K Sagiv
Department of Epidemiology, School of Public Health, University of North Carolina, Chapel Hill, NC, USA
Environ Res 109:287-91. 2009..Results from this large population-based study do not provide strong support for an association between detectable PAH-DNA adducts and survival among women with breast cancer, except perhaps among those receiving radiation treatment...
Polycyclic aromatic hydrocarbon-DNA adducts and breast cancer: a pooled analysisMarilie D Gammon
Department of Epidemiology, University of North Carolina School of Public Health, Chapel Hill, North Carolina 27599 7435, USA
Arch Environ Health 59:640-9. 2004..These data provide only modest support for an association between PAH-DNA adducts and breast cancer development...
Genetic variation of TP53, polycyclic aromatic hydrocarbon-related exposures, and breast cancer risk among women on Long Island, New YorkMia M Gaudet
Department of Epidemiology, School of Public Health, University of North Carolina, Chapel Hill, NC, USA
Breast Cancer Res Treat 108:93-9. 2008..p53 participates in cell cycle control, programmed cell death/apoptosis, and DNA repair, all pathways involved in carcinogenesis. TP53 variants may influence p53 function...
Age and menopausal effects of hormonal birth control and hormone replacement therapy in relation to breast cancer riskSumitra Shantakumar
Department of Epidemiology, University of North Carolina School of Public Health, Chapel Hill, NC, USA
Am J Epidemiol 165:1187-98. 2007..These results emphasize that timing of exogenous hormone use is important. Women who used these hormones before menopause had elevated risks, but the harmful effects began to decline with age after menopause...
Active and passive cigarette smoke and breast cancer survivalSharon K Sagiv
Department of Epidemiology, School of Public Health, University of North Carolina, Chapel Hill, NC, USA
Ann Epidemiol 17:385-93. 2007..The association between active and passive cigarette smoking before breast cancer diagnosis and survival was investigated among a cohort of invasive breast cancer cases (n = 1273) participating in a population-based case-control study...
Estrogen-biosynthesis gene CYP17 and its interactions with reproductive, hormonal and lifestyle factors in breast cancer risk: results from the Long Island Breast Cancer Study ProjectYu Chen
Department of Environmental Medicine and New York University Cancer Institute, New York University School of Medicine, New York, NY 10016, USA
Carcinogenesis 29:766-71. 2008..In conclusion, the findings suggest that the CYP17 variant C allele may increase breast cancer risk in conjunction with long-term HRT use and high BMI in postmenopausal women...
