1. Common Genetic Variation in Circadian Rhythm Genes and Risk of Epithelial Ovarian Cancer (EOC)
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Steven A. Narod, Beata Spiewankiewicz, Usha Menon, Tanja Pejovic, Dong Liang, Lynne R. Wilkens, Diana Eccles, Claus Høgdall, Florian Heitz, Beth Y. Karlan, John R. McLaughlin, Xiao-Ou Shu, Jennifer A. Doherty, Marc T. Goodman, Yu-Tang Gao, Brooke L. Fridley, Matthias W. Beckmann, Satoyo Hosono, Mary Anne Rossing, Elizabeth M. Poole, Thilo Dörk, Roger L. Milne, Douglas A. Levine, Arif B. Ekici, Francesmary Modugno, Hanis Nazihah Hasmad, Evelyn Despierre, Harvey A. Risch, Michelle A.T. Hildebrandt, Jenny Lester, Argyrios Ziogas, Arto Leminen, Sara H. Olson, Kate Lawrenson, Sandra Orsulic, Nadeem Siddiqui, Weiva Sieh, Ganna Chornokur, Ernest K. Amankwah, Natalia Bogdanova, Liisa M. Pelttari, Nhu D. Le, Lene Lundvall, Kirsten B. Moysich, Robert A. Vierkant, Helga B. Salvesen, Douglas F. Easton, Yin Ling Woo, Lotte Ansgaard Thomsen, Boon Kiong Lim, Philipp Harter, Hannah P. Yang, Graham G. Giles, Andrew Berchuck, Heather S.L. Jim, Anna H. Wu, Christine Walsh, Zhihua Chen, Alice S. Whittemore, Louise A. Brinton, Anne M. van Altena, Alice W. Lee, Fiona Bruinsma, Iwona K. Rzepecka, Natalia Antonenkova, Melissa Kellar, Jonathan Tyrer, Peter Hillemanns, Kunle Odunsi, Joe Dennis, Heli Nevanlinna, Alexander Hein, Catherine M. Phelan, Xifeng Wu, Jolanta Lissowska, Angela Brooks-Wilson, Ingo B. Runnebaum, Roberta B. Ness, James Paul, Linda S. Cook, Jacek Gronwald, Katja K.H. Aben, Agnieszka Dansonka-Mieszkowska, Melissa C. Southey, Linda E. Kelemen, Sandrina Lambrechts, Jan Lubinski, Leon F.A.G. Massuger, Karen Carty, Matthias Dürst, Ursula Eilber, Simon A. Gayther, Karen Lu, Bu-Tian Ji, Elisa V. Bandera, Shashi Lele, Keitaro Matsuo, Maria Bisogna, Anna Jakubowska, Paul D.P. Pharoah, Lambertus A. Kiemeney, Susan J. Ramus, Alvaro N.A. Monteiro, Edwin S. Iversen, Robert P. Edwards, Diether Lambrechts, Ellen L. Goode, Pamela J. Thompson, Ralf Bützow, Clareann H. Bunker, Jennifer Permuth-Wey, Anja Rudolph, Joseph H. Rothstein, Kathryn L. Terry, Ira Schwaab, Andreas du Bois, Aleksandra Gentry-Maharaj, Jolanta Kupryjanczyk, Nicolas Wentzensen, Ignace Vergote, Valerie McGuire, Jenny Chang-Claude, Ingvild L. Tangen, Ian G. Campbell, Daniel W. Cramer, Shan Wang-Gohrke, Peter A. Fasching, Rosalind Glasspool, Camilla Krakstad, Hoda Anton-Culver, Eva S. Schernhammer, Thomas A. Sellers, Lara E. Sucheston-Campbell, Estrid Høgdall, Yurii B. Shvetsov, Joellen M. Schildkraut, Honglin Song, Julie M. Cunningham, Shelley S. Tworoger, Allan Jensen, Ian McNeish, Wei Zheng, Barry P. Rosen, Malcolm C. Pike, Line Bjørge, Cezary Cybulski, Celeste Leigh Pearce, Kristine G. Wicklund, Soo-Hwang Teo, Susanne K. Kjaer, Hui-Yi Lin, Irene Orlow, Yukie Bean, Ann Y. Chen, and Rachel Palmieri Weber
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endocrine system ,0303 health sciences ,media_common.quotation_subject ,Single-nucleotide polymorphism ,Biology ,medicine.disease ,Bioinformatics ,Article ,03 medical and health sciences ,PER3 ,0302 clinical medicine ,CSNK1E ,030220 oncology & carcinogenesis ,Genotype ,Genetic variation ,Cancer research ,medicine ,Circadian rhythm ,Ovarian cancer ,Ovulation ,030304 developmental biology ,media_common - Abstract
Disruption in circadian gene expression, whether due to genetic variation or environmental factors (e.g., light at night, shiftwork), is associated with increased incidence of breast, prostate, gastrointestinal and hematologic cancers and gliomas. Circadian genes are highly expressed in the ovaries where they regulate ovulation; circadian disruption is associated with several ovarian cancer risk factors (e.g., endometriosis). However, no studies have examined variation in germline circadian genes as predictors of ovarian cancer risk and invasiveness. The goal of the current study was to examine single nucleotide polymorphisms (SNPs) in circadian genes BMAL1, CRY2, CSNK1E, NPAS2, PER3, REV1 and TIMELESS and downstream transcription factors KLF10 and SENP3 as predictors of risk of epithelial ovarian cancer (EOC) and histopathologic subtypes. The study included a test set of 3,761 EOC cases and 2,722 controls and a validation set of 44,308 samples including 18,174 (10,316 serous) cases and 26,134 controls from 43 studies participating in the Ovarian Cancer Association Consortium (OCAC). Analysis of genotype data from 36 genotyped SNPs and 4600 imputed SNPs indicated that the most significant association was rs117104877 in BMAL1 (OR = 0.79, 95% CI = 0.68-0.90, p = 5.59 × 10(-4)]. Functional analysis revealed a significant down regulation of BMAL1 expression following cMYC overexpression and increasing transformation in ovarian surface epithelial (OSE) cells as well as alternative splicing of BMAL1 exons in ovarian and granulosa cells. These results suggest that variation in circadian genes, and specifically BMAL1, may be associated with risk of ovarian cancer, likely through disruption of hormonal pathways. ispartof: Journal of Genetics and Genome Research vol:2 issue:2 pages:017- ispartof: location:United States status: published
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- 2015
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