Publications

265 Publications visible to you, out of a total of 265

Abstract (Expand)

The prevalence and spectrum of germline mutations in BRCA1 and BRCA2 have been reported in single populations, with the majority of reports focused on White in Europe and North America. The Consortium of Investigators of Modifiers of BRCA1/2 (CIMBA) has assembled data on 18,435 families with BRCA1 mutations and 11,351 families with BRCA2 mutations ascertained from 69 centers in 49 countries on six continents. This study comprehensively describes the characteristics of the 1,650 unique BRCA1 and 1,731 unique BRCA2 deleterious (disease-associated) mutations identified in the CIMBA database. We observed substantial variation in mutation type and frequency by geographical region and race/ethnicity. In addition to known founder mutations, mutations of relatively high frequency were identified in specific racial/ethnic or geographic groups that may reflect founder mutations and which could be used in targeted (panel) first pass genotyping for specific populations. Knowledge of the population-specific mutational spectrum in BRCA1 and BRCA2 could inform efficient strategies for genetic testing and may justify a more broad-based oncogenetic testing in some populations.

Authors: Timothy R. Rebbeck, Tara M. Friebel, Eitan Friedman, Ute Hamann, Dezheng Huo, Ava Kwong, Edith Olah, Olufunmilayo I. Olopade, Angela R. Solano, Soo-Hwang Teo, Mads Thomassen, Jeffrey N. Weitzel, T. L. Chan, Fergus J. Couch, David E. Goldgar, Torben A. Kruse, Edenir Inêz Palmero, Sue Kyung Park, Diana Torres, Elizabeth J. van Rensburg, Lesley McGuffog, Michael T. Parsons, Goska Leslie, Cora M. Aalfs, Julio Abugattas, Julian Adlard, Simona Agata, Kristiina Aittomäki, Lesley Andrews, Irene L. Andrulis, Adalgeir Arason, Norbert Arnold, Banu K. Arun, Ella Asseryanis, Leo Auerbach, Jacopo Azzollini, Judith Balmaña, Monica Barile, Rosa B. Barkardottir, Daniel Barrowdale, Javier Benitez, Andreas Berger, Raanan Berger, Amie M. Blanco, Kathleen R. Blazer, Marinus J. Blok, Valérie Bonadona, Bernardo Bonanni, Angela R. Bradbury, Carole Brewer, Bruno Buecher, Saundra S. Buys, Trinidad Caldes, Almuth Caliebe, Maria A. Caligo, Ian Campbell, Sandrine M. Caputo, Jocelyne Chiquette, Wendy K. Chung, Kathleen B. M. Claes, J. Margriet Collée, Jackie Cook, Rosemarie Davidson, Miguel de La Hoya, Kim de Leeneer, Antoine de Pauw, Capucine Delnatte, Orland Diez, Yuan Chun Ding, Nina Ditsch, Susan M. Domchek, Cecilia M. Dorfling, Carolina Velazquez, Bernd Dworniczak, Jacqueline Eason, Douglas F. Easton, Ros Eeles, Hans Ehrencrona, Bent Ejlertsen, Christoph Engel, Stefanie Engert, D. Gareth Evans, Laurence Faivre, Lidia Feliubadaló, Sandra Fert Ferrer, Lenka Foretova, Jeffrey Fowler, Debra Frost, Henrique C. R. Galvão, Patricia A. Ganz, Judy Garber, Marion Gauthier-Villars, Andrea Gehrig, Anne-Marie Gerdes, Paul Gesta, Giuseppe Giannini, Sophie Giraud, Gord Glendon, Andrew K. Godwin, Mark H. Greene, Jacek Gronwald, Angelica Gutierrez-Barrera, Eric Hahnen, Jan Hauke, Alex Henderson, Julia Hentschel, Frans B. L. Hogervorst, Ellen Honisch, Evgeny N. Imyanitov, Claudine Isaacs, Louise Izatt, Angel Izquierdo, Anna Jakubowska, Paul James, Ramunas Janavicius, Uffe Birk Jensen, Esther M. John, Joseph Vijai, Katarzyna Kaczmarek, Beth Y. Karlan, Karin Kast, Kconfab Investigators, Sung-Won Kim, Irene Konstantopoulou, Jacob Korach, Yael Laitman, Adriana Lasa, Christine Lasset, Conxi Lázaro, Annette Lee, Min Hyuk Lee, Jenny Lester, Fabienne Lesueur, Annelie Liljegren, Noralane M. Lindor, Michel Longy, Jennifer T. Loud, Karen H. Lu, Jan Lubinski, Eva Machackova, Siranoush Manoukian, Véronique Mari, Cristina Martínez-Bouzas, Zoltan Matrai, Noura Mebirouk, Hanne E. J. Meijers-Heijboer, Alfons Meindl, Arjen R. Mensenkamp, Ugnius Mickys, Austin Miller, Marco Montagna, Kirsten B. Moysich, Anna Marie Mulligan, Jacob Musinsky, Susan L. Neuhausen, Heli Nevanlinna, Joanne Ngeow, Huu Phuc Nguyen, Dieter Niederacher, Henriette Roed Nielsen, Finn Cilius Nielsen, Robert L. Nussbaum, Kenneth Offit, Anna Öfverholm, Kai-Ren Ong, Ana Osorio, Laura Papi, Janos Papp, Barbara Pasini, Inge Sokilde Pedersen, Ana Peixoto, Nina Peruga, Paolo Peterlongo, Esther Pohl, Nisha Pradhan, Karolina Prajzendanc, Fabienne Prieur, Pascal Pujol, Paolo Radice, Susan J. Ramus, Johanna Rantala, Muhammad Usman Rashid, Kerstin Rhiem, Mark Robson, Gustavo C. Rodriguez, Mark T. Rogers, Vilius Rudaitis, Ane Y. Schmidt, Rita Katharina Schmutzler, Leigha Senter, Payal D. Shah, Priyanka Sharma, Lucy E. Side, Jacques Simard, Christian F. Singer, Anne-Bine Skytte, Thomas P. Slavin, Katie Snape, Hagay Sobol, Melissa Southey, Linda Steele, Doris Steinemann, Grzegorz Sukiennicki, Christian Sutter, Csilla I. Szabo, Yen Y. Tan, Manuel R. Teixeira, Mary Beth Terry, Alex Teulé, Abigail Thomas, Darcy L. Thull, Marc Tischkowitz, Silvia Tognazzo, Amanda Ewart Toland, Sabine Topka, Alison H. Trainer, Nadine Tung, Christi J. van Asperen, Annemieke H. van der Hout, Lizet E. van der Kolk, Rob B. van der Luijt, Mattias van Heetvelde, Liliana Varesco, Raymonda Varon-Mateeva, Ana Vega, Cynthia Villarreal-Garza, Anna von Wachenfeldt, Lisa Walker, Shan Wang-Gohrke, Barbara Wappenschmidt, Bernhard H. F. Weber, Drakoulis Yannoukakos, Sook-Yee Yoon, Cristina Zanzottera, Jamal Zidan, Kristin K. Zorn, Christina G. Hutten Selkirk, Peter J. Hulick, Georgia Chenevix-Trench, Amanda B. Spurdle, Antonis C. Antoniou, Katherine L. Nathanson

Date Published: 1st May 2018

Publication Type: Journal article

Human Diseases: hereditary breast ovarian cancer syndrome

Abstract (Expand)

BACKGROUND Women with a BRCA1 or BRCA2 mutation are at increased risk of developing breast and/or ovarian cancer. This economic modeling study evaluated different preventive interventions for 30-year-oldd women with a confirmed BRCA (1 or 2) mutation. METHODS A Markov model was developed to estimate the costs and benefits [i.e., quality-adjusted life years (QALYs), and life years gained (LYG)] associated with prophylactic bilateral mastectomy (BM), prophylactic bilateral salpingo-oophorectomy (BSO), BM plus BSO, BM plus BSO at age 40, and intensified surveillance. Relevant input data was obtained from a large German database including 5902 women with BRCA 1 or 2, and from the literature. The analysis was performed from the German Statutory Health Insurance (SHI) perspective. In order to assess the robustness of the results, deterministic and probabilistic sensitivity analyses were performed. RESULTS With costs of \text€29,434 and a gain in QALYs of 17.7 (LYG 19.9), BM plus BSO at age 30 was less expensive and more effective than the other strategies, followed by BM plus BSO at age 40. Women who were offered the surveillance strategy had the highest costs at the lowest gain in QALYs/LYS. In the probabilistic sensitivity analysis, the probability of cost-saving was 57% for BM plus BSO. At a WTP of 10,000 \text€ per QALY, the probability of the intervention being cost-effective was 80%. CONCLUSIONS From the SHI perspective, undergoing BM plus immediate BSO should be recommended to BRCA 1 or 2 mutation carriers due to its favorable comparative cost-effectiveness.

Authors: Dirk Müller, Marion Danner, Kerstin Rhiem, Björn Stollenwerk, Christoph Engel, Linda Rasche, Lisa Borsi, Rita Schmutzler, Stephanie Stock

Date Published: 1st Apr 2018

Publication Type: Journal article

Human Diseases: hereditary breast ovarian cancer syndrome

Abstract (Expand)

The prevalence of germ line mutations in non-BRCA1/2 genes associated with hereditary breast cancer (BC) is low, and the role of some of these genes in BC predisposition and pathogenesis is conflicting. In this study, 5589 consecutive BC index patients negative for pathogenic BRCA1/2 mutations and 2189 female controls were screened for germ line mutations in eight cancer predisposition genes (ATM, CDH1, CHEK2, NBN, PALB2, RAD51C, RAD51D, and TP53). All patients met the inclusion criteria of the German Consortium for Hereditary Breast and Ovarian Cancer for germ line testing. The highest mutation prevalence was observed in the CHEK2 gene (2.5%), followed by ATM (1.5%) and PALB2 (1.2%). The mutation prevalence in each of the remaining genes was 0.3% or lower. Using Exome Aggregation Consortium control data, we confirm significant associations of heterozygous germ line mutations with BC for ATM (OR: 3.63, 95%CI: 2.67-4.94), CDH1 (OR: 17.04, 95%CI: 3.54-82), CHEK2 (OR: 2.93, 95%CI: 2.29-3.75), PALB2 (OR: 9.53, 95%CI: 6.25-14.51), and TP53 (OR: 7.30, 95%CI: 1.22-43.68). NBN germ line mutations were not significantly associated with BC risk (OR:1.39, 95%CI: 0.73-2.64). Due to their low mutation prevalence, the RAD51C and RAD51D genes require further investigation. Compared with control datasets, predicted damaging rare missense variants were significantly more prevalent in CHEK2 and TP53 in BC index patients. Compared with the overall sample, only TP53 mutation carriers show a significantly younger age at first BC diagnosis. We demonstrate a significant association of deleterious variants in the CHEK2, PALB2, and TP53 genes with bilateral BC. Both, ATM and CHEK2, were negatively associated with triple-negative breast cancer (TNBC) and estrogen receptor (ER)-negative tumor phenotypes. A particularly high CHEK2 mutation prevalence (5.2%) was observed in patients with human epidermal growth factor receptor 2 (HER2)-positive tumors.

Authors: Jan Hauke, Judit Horvath, Eva Groß, Andrea Gehrig, Ellen Honisch, Karl Hackmann, Gunnar Schmidt, Norbert Arnold, Ulrike Faust, Christian Sutter, Julia Hentschel, Shan Wang-Gohrke, Mateja Smogavec, Bernhard H. F. Weber, Nana Weber-Lassalle, Konstantin Weber-Lassalle, Julika Borde, Corinna Ernst, Janine Altmüller, Alexander E. Volk, Holger Thiele, Verena Hübbel, Peter Nürnberg, Katharina Keupp, Beatrix Versmold, Esther Pohl, Christian Kubisch, Sabine Grill, Victoria Paul, Natalie Herold, Nadine Lichey, Kerstin Rhiem, Nina Ditsch, Christian Ruckert, Barbara Wappenschmidt, Bernd Auber, Andreas Rump, Dieter Niederacher, Thomas Haaf, Juliane Ramser, Bernd Dworniczak, Christoph Engel, Alfons Meindl, Rita K. Schmutzler, Eric Hahnen

Date Published: 1st Apr 2018

Publication Type: Journal article

Human Diseases: hereditary breast ovarian cancer syndrome

Abstract (Expand)

PURPOSE: The aim of this study was to test psychometric properties of the Satisfaction with Life Scale (SWLS), to provide normative values, and to analyze associations between life satisfaction and sociodemographic and behavioral data. METHODS: A German community sample (n = 9711) with an age range of 18-80 years was surveyed using the SWLS and several other questionnaires. Confirmatory factor analysis (CFA) was used to test the dimensionality of the SWLS. Invariance across gender and age groups was tested with multiple-group CFA. Associations between SWLS, sociodemographic variables, and behavioral variables were tested with ANOVAs. RESULTS: Confirmatory factorial analysis results confirmed that the SWLS is a one-dimensional scale. Measurement invariance across gender was completely confirmed, while concerning age strict measurement invariance was confirmed. The effects of gender and age on satisfaction with life were weak. Satisfaction with life was associated with fatigue (r = - .49), the mental component of quality of life (r = .45), anxiety (r = - .42), dispositional optimism (r = .41), pessimism (r = - .34), sleep quality (r = - .32), and sociodemographic factors such as marital status, income, and occupational status. Non-smokers reported higher life satisfaction than smokers. CONCLUSIONS: Because of the good psychometric properties, the SWLS can be recommended for use in epidemiological research. Normative values based on a large community sample are provided.

Authors: A. Hinz, I. Conrad, M. L. Schroeter, H. Glaesmer, E. Brahler, M. Zenger, R. D. Kocalevent, P. Y. Herzberg

Date Published: 29th Mar 2018

Publication Type: Not specified

Abstract (Expand)

Optical coherence tomography (OCT) manufacturers graphically present circumpapillary retinal nerve fiber layer thickness (cpRNFLT) together with normative limits to support clinicians in diagnosing ophthalmic diseases. The impact of age on cpRNFLT is typically implemented by linear models. cpRNFLT is strongly location-specific, whereas previously published norms are typically restricted to coarse sectors and based on small populations. Furthermore, OCT devices neglect impacts of lens or eye size on the diameter of the cpRNFLT scan circle so that the diameter substantially varies over different eyes. We investigate the impact of age and scan diameter reported by Spectralis spectral-domain OCT on cpRNFLT in 5646 subjects with healthy eyes. We provide cpRNFLT by age and diameter at 768 angular locations. Age/diameter were significantly related to cpRNFLT on 89%/92% of the circle, respectively (pointwise linear regression), and to shifts in cpRNFLT peak locations. For subjects from age 42.1 onward but not below, increasing age significantly decreased scan diameter (r=-0.28, p<0.001), which suggests that pathological cpRNFLT thinning over time may be underestimated in elderly compared to younger subjects, as scan diameter decrease correlated with cpRNFLT increase. Our detailed numerical results may help to generate various correction models to improve diagnosing and monitoring optic neuropathies.

Authors: M. Wang, T. Elze, D. Li, N. Baniasadi, K. Wirkner, T. Kirsten, J. Thiery, M. Loeffler, C. Engel, F. G. Rauscher

Date Published: 25th Dec 2017

Publication Type: Journal article

Abstract (Expand)

Most common breast cancer susceptibility variants have been identified through genome-wide association studies (GWAS) of predominantly estrogen receptor (ER)-positive disease. We conducted a GWAS using 21,468 ER-negative cases and 100,594 controls combined with 18,908 BRCA1 mutation carriers (9,414 with breast cancer), all of European origin. We identified independent associations at P \textless 5 \times 10-8 with ten variants at nine new loci. At P \textless 0.05, we replicated associations with 10 of 11 variants previously reported in ER-negative disease or BRCA1 mutation carrier GWAS and observed consistent associations with ER-negative disease for 105 susceptibility variants identified by other studies. These 125 variants explain approximately 16% of the familial risk of this breast cancer subtype. There was high genetic correlation (0.72) between risk of ER-negative breast cancer and breast cancer risk for BRCA1 mutation carriers. These findings may lead to improved risk prediction and inform further fine-mapping and functional work to better understand the biological basis of ER-negative breast cancer.

Authors: Roger L. Milne, Karoline B. Kuchenbaecker, Kyriaki Michailidou, Jonathan Beesley, Siddhartha Kar, Sara Lindström, Shirley Hui, Audrey Lemaçon, Penny Soucy, Joe Dennis, Xia Jiang, Asha Rostamianfar, Hilary Finucane, Manjeet K. Bolla, Lesley McGuffog, Qin Wang, Cora M. Aalfs, Marcia Adams, Julian Adlard, Simona Agata, Shahana Ahmed, Habibul Ahsan, Kristiina Aittomäki, Fares Al-Ejeh, Jamie Allen, Christine B. Ambrosone, Christopher I. Amos, Irene L. Andrulis, Hoda Anton-Culver, Natalia N. Antonenkova, Volker Arndt, Norbert Arnold, Kristan J. Aronson, Bernd Auber, Paul L. Auer, Margreet G. E. M. Ausems, Jacopo Azzollini, François Bacot, Judith Balmaña, Monica Barile, Laure Barjhoux, Rosa B. Barkardottir, Myrto Barrdahl, Daniel Barnes, Daniel Barrowdale, Caroline Baynes, Matthias W. Beckmann, Javier Benitez, Marina Bermisheva, Leslie Bernstein, Yves-Jean Bignon, Kathleen R. Blazer, Marinus J. Blok, Carl Blomqvist, William Blot, Kristie Bobolis, Bram Boeckx, Natalia V. Bogdanova, Anders Bojesen, Stig E. Bojesen, Bernardo Bonanni, Anne-Lise Børresen-Dale, Aniko Bozsik, Angela R. Bradbury, Judith S. Brand, Hiltrud Brauch, Hermann Brenner, Brigitte Bressac-de Paillerets, Carole Brewer, Louise Brinton, Per Broberg, Angela Brooks-Wilson, Joan Brunet, Thomas Brüning, Barbara Burwinkel, Saundra S. Buys, Jinyoung Byun, Qiuyin Cai, Trinidad Caldés, Maria A. Caligo, Ian Campbell, Federico Canzian, Olivier Caron, Angel Carracedo, Brian D. Carter, J. Esteban Castelao, Laurent Castera, Virginie Caux-Moncoutier, Salina B. Chan, Jenny Chang-Claude, Stephen J. Chanock, Xiaoqing Chen, Ting-Yuan David Cheng, Jocelyne Chiquette, Hans Christiansen, Kathleen B. M. Claes, Christine L. Clarke, Thomas Conner, Don M. Conroy, Jackie Cook, Emilie Cordina-Duverger, Sten Cornelissen, Isabelle Coupier, Angela Cox, David G. Cox, Simon S. Cross, Katarina Cuk, Julie M. Cunningham, Kamila Czene, Mary B. Daly, Francesca Damiola, Hatef Darabi, Rosemarie Davidson, Kim de Leeneer, Peter Devilee, Ed Dicks, Orland Diez, Yuan Chun Ding, Nina Ditsch, Kimberly F. Doheny, Susan M. Domchek, Cecilia M. Dorfling, Thilo Dörk, Isabel Dos-Santos-Silva, Stéphane Dubois, Pierre-Antoine Dugué, Martine Dumont, Alison M. Dunning, Lorraine Durcan, Miriam Dwek, Bernd Dworniczak, Diana Eccles, Ros Eeles, Hans Ehrencrona, Ursula Eilber, Bent Ejlertsen, Arif B. Ekici, A. Heather Eliassen, Christoph Engel, Mikael Eriksson, Laura Fachal, Laurence Faivre, Peter A. Fasching, Ulrike Faust, Jonine Figueroa, Dieter Flesch-Janys, Olivia Fletcher, Henrik Flyger, William D. Foulkes, Eitan Friedman, Lin Fritschi, Debra Frost, Marike Gabrielson, Pragna Gaddam, Marilie D. Gammon, Patricia A. Ganz, Susan M. Gapstur, Judy Garber, Vanesa Garcia-Barberan, José A. García-Sáenz, Mia M. Gaudet, Marion Gauthier-Villars, Andrea Gehrig, Vassilios Georgoulias, Anne-Marie Gerdes, Graham G. Giles, Gord Glendon, Andrew K. Godwin, Mark S. Goldberg, David E. Goldgar, Anna González-Neira, Paul Goodfellow, Mark H. Greene, Grethe I. Grenaker Alnæs, Mervi Grip, Jacek Gronwald, Anne Grundy, Daphne Gschwantler-Kaulich, Pascal Guénel, Qi Guo, Lothar Haeberle, Eric Hahnen, Christopher A. Haiman, Niclas Håkansson, Emily Hallberg, Ute Hamann, Nathalie Hamel, Susan Hankinson, Thomas v. O. Hansen, Patricia Harrington, Steven N. Hart, Jaana M. Hartikainen, Catherine S. Healey, Alexander Hein, Sonja Helbig, Alex Henderson, Jane Heyworth, Belynda Hicks, Peter Hillemanns, Shirley Hodgson, Frans B. Hogervorst, Antoinette Hollestelle, Maartje J. Hooning, Bob Hoover, John L. Hopper, Chunling Hu, Guanmengqian Huang, Peter J. Hulick, Keith Humphreys, David J. Hunter, Evgeny N. Imyanitov, Claudine Isaacs, Motoki Iwasaki, Louise Izatt, Anna Jakubowska, Paul James, Ramunas Janavicius, Wolfgang Janni, Uffe Birk Jensen, Esther M. John, Nichola Johnson, Kristine Jones, Michael Jones, Arja Jukkola-Vuorinen, Rudolf Kaaks, Maria Kabisch, Katarzyna Kaczmarek, Daehee Kang, Karin Kast, Renske Keeman, Michael J. Kerin, Carolien M. Kets, Machteld Keupers, Sofia Khan, Elza Khusnutdinova, Johanna I. Kiiski, Sung-Won Kim, Julia A. Knight, Irene Konstantopoulou, Veli-Matti Kosma, Vessela N. Kristensen, Torben A. Kruse, Ava Kwong, Anne-Vibeke Lænkholm, Yael Laitman, Fiona Lalloo, Diether Lambrechts, Keren Landsman, Christine Lasset, Conxi Lazaro, Loic Le Marchand, Julie Lecarpentier, Andrew Lee, Eunjung Lee, Jong Won Lee, Min Hyuk Lee, Flavio Lejbkowicz, Fabienne Lesueur, Jingmei Li, Jenna Lilyquist, Anne Lincoln, Annika Lindblom, Jolanta Lissowska, Wing-Yee Lo, Sibylle Loibl, Jirong Long, Jennifer T. Loud, Jan Lubinski, Craig Luccarini, Michael Lush, Robert J. MacInnis, Tom Maishman, Enes Makalic, Ivana Maleva Kostovska, Kathleen E. Malone, Siranoush Manoukian, JoAnn E. Manson, Sara Margolin, John W. M. Martens, Maria Elena Martinez, Keitaro Matsuo, Dimitrios Mavroudis, Sylvie Mazoyer, Catriona McLean, Hanne Meijers-Heijboer, Primitiva Menéndez, Jeffery Meyer, Hui Miao, Austin Miller, Nicola Miller, Gillian Mitchell, Marco Montagna, Kenneth Muir, Anna Marie Mulligan, Claire Mulot, Sue Nadesan, Katherine L. Nathanson, Susan L. Neuhausen, Heli Nevanlinna, Ines Nevelsteen, Dieter Niederacher, Sune F. Nielsen, Børge G. Nordestgaard, Aaron Norman, Robert L. Nussbaum, Edith Olah, Olufunmilayo I. Olopade, Janet E. Olson, Curtis Olswold, Kai-Ren Ong, Jan C. Oosterwijk, Nick Orr, Ana Osorio, V. Shane Pankratz, Laura Papi, Tjoung-Won Park-Simon, Ylva Paulsson-Karlsson, Rachel Lloyd, Inge Søkilde Pedersen, Bernard Peissel, Ana Peixoto, Jose I. A. Perez, Paolo Peterlongo, Julian Peto, Georg Pfeiler, Catherine M. Phelan, Mila Pinchev, Dijana Plaseska-Karanfilska, Bruce Poppe, Mary E. Porteous, Ross Prentice, Nadege Presneau, Darya Prokofieva, Elizabeth Pugh, Miquel Angel Pujana, Katri Pylkäs, Brigitte Rack, Paolo Radice, Nazneen Rahman, Johanna Rantala, Christine Rappaport-Fuerhauser, Gad Rennert, Hedy S. Rennert, Valerie Rhenius, Kerstin Rhiem, Andrea Richardson, Gustavo C. Rodriguez, Atocha Romero, Jane Romm, Matti A. Rookus, Anja Rudolph, Thomas Ruediger, Emmanouil Saloustros, Joyce Sanders, Dale P. Sandler, Suleeporn Sangrajrang, Elinor J. Sawyer, Daniel F. Schmidt, Minouk J. Schoemaker, Fredrick Schumacher, Peter Schürmann, Lukas Schwentner, Christopher Scott, Rodney J. Scott, Sheila Seal, Leigha Senter, Caroline Seynaeve, Mitul Shah, Priyanka Sharma, Chen-Yang Shen, Xin Sheng, Hermela Shimelis, Martha J. Shrubsole, Xiao-Ou Shu, Lucy E. Side, Christian F. Singer, Christof Sohn, Melissa C. Southey, John J. Spinelli, Amanda B. Spurdle, Christa Stegmaier, Dominique Stoppa-Lyonnet, Grzegorz Sukiennicki, Harald Surowy, Christian Sutter, Anthony Swerdlow, Csilla I. Szabo, Rulla M. Tamimi, Yen Y. Tan, Jack A. Taylor, Maria-Isabel Tejada, Maria Tengström, Soo H. Teo, Mary B. Terry, Daniel C. Tessier, Alex Teulé, Kathrin Thöne, Darcy L. Thull, Maria Grazia Tibiletti, Laima Tihomirova, Marc Tischkowitz, Amanda E. Toland, Rob A. E. M. Tollenaar, Ian Tomlinson, Ling Tong, Diana Torres, Martine Tranchant, Thérèse Truong, Kathy Tucker, Nadine Tung, Jonathan Tyrer, Hans-Ulrich Ulmer, Celine Vachon, Christi J. van Asperen, David van den Berg, Ans M. W. van den Ouweland, Elizabeth J. van Rensburg, Liliana Varesco, Raymonda Varon-Mateeva, Ana Vega, Alessandra Viel, Joseph Vijai, Daniel Vincent, Jason Vollenweider, Lisa Walker, Zhaoming Wang, Shan Wang-Gohrke, Barbara Wappenschmidt, Clarice R. Weinberg, Jeffrey N. Weitzel, Camilla Wendt, Jelle Wesseling, Alice S. Whittemore, Juul T. Wijnen, Walter Willett, Robert Winqvist, Alicja Wolk, Anna H. Wu, Lucy Xia, Xiaohong R. Yang, Drakoulis Yannoukakos, Daniela Zaffaroni, Wei Zheng, Bin Zhu, Argyrios Ziogas, Elad Ziv, Kristin K. Zorn, Manuela Gago-Dominguez, Arto Mannermaa, Håkan Olsson, Manuel R. Teixeira, Jennifer Stone, Kenneth Offit, Laura Ottini, Sue K. Park, Mads Thomassen, Per Hall, Alfons Meindl, Rita K. Schmutzler, Arnaud Droit, Gary D. Bader, Paul D. P. Pharoah, Fergus J. Couch, Douglas F. Easton, Peter Kraft, Georgia Chenevix-Trench, Montserrat García-Closas, Marjanka K. Schmidt, Antonis C. Antoniou, Jacques Simard

Date Published: 1st Dec 2017

Publication Type: Journal article

Human Diseases: hereditary breast ovarian cancer syndrome

Abstract (Expand)

BACKGROUND The aim of this analysis in a pilot study population was to investigate whether we can verify seemingly harmful lifestyle factors such as nicotine and alcohol indulgence, obesity, and physicall inactivity, as well as a low socioeconomic status for increased cancer prevalence in a cohort of BRCA 1 and 2 mutation carriers. METHODS The analysis data are derived from 68 participants of the lifestyle intervention study LIBRE-1, a randomized, prospective trial that aimed to test the feasibility of a lifestyle modification in BRCA 1 and 2 mutation carriers. At study entry, factors such as medical history, lifestyle behavior, and socioeconomic status were retrospectively documented by interview and the current BMI was determined by clinical examination. The baseline measurements were compared within the cohort, and presented alongside reference values for the German population. RESULTS Study participants indicating a higher physical activity during their adolescence showed a significantly lower cancer prevalence (p = 0.019). A significant difference in cancer occurrence was observed in those who smoked prior to the disease, and those who did not smoke (p \textless 0.001). Diseased mutation carriers tended to have a lower BMI compared to non-diseased mutation carriers (p = 0.079), whereas non-diseased revealed a significantly higher physical activity level than diseased mutation carriers (p = 0.046). DISCUSSION The present data in this small cohort of 68 mutation carriers suggest that smoking and low physical activity during adolescence are risk factors for developing breast cancer in women with BRCA1 or BRCA2 mutation. Further data of the ongoing LIBRE 2 study are necessary to confirm these findings in a larger cohort of 600 mutation carriers.

Authors: Sabine Grill, Maryam Yahiaoui-Doktor, Ricarda Dukatz, Jacqueline Lammert, Mirjam Ullrich, Christoph Engel, Katharina Pfeifer, Maryam Basrai, Michael Siniatchkin, Thorsten Schmidt, Burkhard Weisser, Kerstin Rhiem, Nina Ditsch, Rita Schmutzler, Stephan C. Bischoff, Martin Halle, Marion Kiechle

Date Published: 1st Dec 2017

Publication Type: Journal article

Human Diseases: hereditary breast ovarian cancer syndrome

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