A comprehensive gene-environment interaction analysis in ovarian cancer using genome-wide significant common variants Journal Article


Authors: Kim, S.; Wang, M.; Tyrer, J. P.; Jensen, A.; Wiensch, A.; Liu, G.; Lee, A. W.; Ness, R. B.; Salvatore, M.; Tworoger, S. S.; Whittemore, A. S.; Anton-Culver, H.; Sieh, W.; Olson, S. H.; Berchuck, A.; Goode, E. L.; Goodman, M. T.; Doherty, J. A.; Chenevix-Trench, G.; Rossing, M. A.; Webb, P. M.; Giles, G. G.; Terry, K. L.; Ziogas, A.; Fortner, R. T.; Menon, U.; Gayther, S. A.; Wu, A. H.; Song, H.; Brooks-Wilson, A.; Bandera, E. V.; Cook, L. S.; Cramer, D. W.; Milne, R. L.; Winham, S. J.; Kjaer, S. K.; Modugno, F.; Thompson, P. J.; Chang-Claude, J.; Harris, H. R.; Schildkraut, J. M.; Le, N. D.; Wentzensen, N.; Trabert, B.; Høgdall, E.; Huntsman, D.; Pike, M. C.; Pharoah, P. D. P.; Pearce, C. L.; Mukherjee, B.
Article Title: A comprehensive gene-environment interaction analysis in ovarian cancer using genome-wide significant common variants
Abstract: As a follow-up to genome-wide association analysis of common variants associated with ovarian carcinoma (cancer), our study considers seven well-known ovarian cancer risk factors and their interactions with 28 genome-wide significant common genetic variants. The interaction analyses were based on data from 9971 ovarian cancer cases and 15,566 controls from 17 case–control studies. Likelihood ratio and Wald tests for multiplicative interaction and for relative excess risk due to additive interaction were used. The top multiplicative interaction was noted between oral contraceptive pill (OCP) use (ever vs. never) and rs13255292 (p value = 3.48 × 10 −4 ). Among women with the TT genotype for this variant, the odds ratio for OCP use was 0.53 (95% CI = 0.46–0.60) compared to 0.71 (95%CI = 0.66–0.77) for women with the CC genotype. When stratified by duration of OCP use, women with 1–5 years of OCP use exhibited differential protective benefit across genotypes. However, no interaction on either the multiplicative or additive scale was found to be statistically significant after multiple testing correction. The results suggest that OCP use may offer increased benefit for women who are carriers of the T allele in rs13255292. On the other hand, for women carrying the C allele in this variant, longer (5+ years) use of OCP may reduce the impact of carrying the risk allele of this SNP. Replication of this finding is needed. The study presents a comprehensive analytic framework for conducting gene–environment analysis in ovarian cancer. © 2018 UICC
Keywords: genetics; ovarian cancer; additive interaction; g × e
Journal Title: International Journal of Cancer
Volume: 144
Issue: 9
ISSN: 0020-7136
Publisher: John Wiley & Sons  
Date Published: 2019-05-01
Start Page: 2192
End Page: 2205
Language: English
DOI: 10.1002/ijc.32029
PUBMED: 30499236
PROVIDER: scopus
PMCID: PMC6399057
DOI/URL:
Notes: Article -- Export Date: 1 April 2019 -- Source: Scopus
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  1. Malcolm Pike
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  2. Sara H Olson
    234 Olson