Publications


Strong associations between chromosomal aberrations in blood lymphocytes and the risk of urothelial and squamous cell carcinoma of the bladder.
Sci Rep 2017 Oct 18;7(1):13493. Epub 2017 Oct 18.
Department of Biostatistics, Bioinformatics, and Biomathematics, Lombardi Comprehensive Cancer Center, Georgetown University Medical Center, Washington DC, USA.


Familial co-occurrence of congenital heart defects follows distinct patterns.
Eur Heart J 2017 Jul 2. Epub 2017 Jul 2.
Wilhelm Johannsen Centre for Functional Genome Research, Department of Cellular and Molecular Medicine, University of Copenhagen, Blegdamsvej 3, DK-2200 Copenhagen, Denmark.

Differential Serum Cytokine Levels and Risk of Lung Cancer Between African and European Americans.
Cancer Epidemiol Biomarkers Prev 2016 Mar 28;25(3):488-97. Epub 2015 Dec 28.
Laboratory of Human Carcinogenesis, Center for Cancer Research, National Cancer Institute, Bethesda, Maryland.


Simple reaction time in 8-9-year old children environmentally exposed to PCBs.
Neurotoxicology 2015 Dec 19;51:138-44. Epub 2015 Oct 19.
Department of Environmental Medicine, Slovak Medical University, Limbová 12, 83303 Bratislava, Slovakia. Electronic address:


Hepatitis C virus Genotype 1a core gene nucleotide patterns associated with hepatocellular carcinoma risk.
J Gen Virol 2015 Sep 3;96(9):2928-37. Epub 2015 Jul 3.
5​Department of Biostatistics, Georgetown University, Washington, DC 20057, USA 4​Department of Oncology, Georgetown University, Washington, DC 20057, USA.

Telomere length variation: A potential new telomere biomarker for lung cancer risk.
Lung Cancer 2015 Jun 20;88(3):297-303. Epub 2015 Mar 20.
Cancer Prevention and Control Program, Lombardi Comprehensive Cancer Center, Georgetown University Medical Center, Washington, DC, United States. Electronic address:



Elevated HERV-K mRNA expression in PBMC is associated with a prostate cancer diagnosis particularly in older men and smokers.
Carcinogenesis 2014 Sep 23;35(9):2074-83. Epub 2014 May 23.
Prostate Cancer Institute, Biosciences Research Building, National University of Ireland Galway, Dangan, Corrib Village, Galway, Ireland,

Associations of depression and neuroticism with smoking behavior and motives among men in rural Qalyubia (Egypt).
J Egypt Public Health Assoc 2014 Apr;89(1):16-21
aPublic Health Department, Faculty of Medicine, Cairo University bThe National Hepatology and Tropical Medicine Research Institute, Cairo, Egypt cLombardi Comprehensive Cancer Center, Georgetown University School of Medicine, Washington, DC dDepartment of Epidemiology and Public Health, University of Maryland School of Medicine, Baltimore, Maryland, USA.


Evaluation of midkine as a diagnostic serum biomarker in hepatocellular carcinoma.
Clin Cancer Res 2013 Jul 29;19(14):3944-54. Epub 2013 May 29.
Liver Cancer Institute and Zhongshan Hospital, Institutes of Biomedical Science, Department of Biostatistics, School of Public Health, Fudan University, Shanghai, China.

Urinary bladder cancer risk factors in Egypt: a multicenter case-control study.
Cancer Epidemiol Biomarkers Prev 2012 Mar 6;21(3):537-46. Epub 2011 Dec 6.
Carcinogenesis, Biomarkers and Epidemiology Program, Lombardi Comprehensive Cancer Center, Georgetown University, Washington, District of Columbia 20057, USA.


Telomere length variation in normal epithelial cells adjacent to tumor: potential biomarker for breast cancer local recurrence.
Carcinogenesis 2012 Jan 9;33(1):113-8. Epub 2011 Nov 9.
Carcinogenesis, Biomarkers and Epidemiology Program, Lombardi Comprehensive Cancer Center, Georgetown University, Washington, DC 20057, USA.

Estrogen exposure and bladder cancer risk in Egyptian women.
Maturitas 2010 Dec 1;67(4):353-7. Epub 2010 Sep 1.
Department of Epidemiology and Preventive Medicine, University of Maryland School of Medicine, Baltimore, MD 21201, USA.

Mutagen sensitivity, tobacco smoking and breast cancer risk: a case-control study.
Carcinogenesis 2010 Apr 28;31(4):654-9. Epub 2010 Jan 28.
Department of Oncology, Carcinogenesis, Biomarkers and Epidemiology Program, Lombardi Comprehensive Cancer Center, Georgetown University Medical Center, Washington, DC 20057, USA.

Childhood exposure to secondhand smoke and functional mannose binding lectin polymorphisms are associated with increased lung cancer risk.
Cancer Epidemiol Biomarkers Prev 2009 Dec;18(12):3375-83
Cancer Prevention Fellowship Program, Office of Preventive Oncology, Division of Cancer Prevention, Laboratory of Human Carcinogenesis, CCR, NCI, NIH, Bethesda, MD 20892-4258, USA.

Viral and non-viral risk factors for non-Hodgkin's lymphoma in Egypt: heterogeneity by histological and immunological subtypes.
Cancer Causes Control 2009 Aug 5;20(6):981-7. Epub 2009 Mar 5.
Lombardi Cancer Center, Georgetown University, 3800 Reservoir Rd, PO Box 571465, Washington, DC 20057-1465, USA.

Candidate markers for the detection of hepatocellular carcinoma in low-molecular weight fraction of serum.
Carcinogenesis 2007 Oct 27;28(10):2149-53. Epub 2007 Aug 27.
Georgetown University, Lombardi Comprehensive Cancer Center, 3970 Reservoir Road Northwest, Washington, DC 20057, USA.


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