• Association Between Maternal Folic Acid Supplementation and Congenital Heart Defects in Offspring in Birth Cohorts From Denmark and Norway 

      Øyen, Nina; Olsen, Sjurdur Frodi; Basit, Saima; Leirgul, Elisabeth; Strøm, Marin; Carstensen, Lisbeth; Granström, Charlotta; Tell, Grethe S.; Magnus, Per; Vollset, Stein Emil; Wohlfart, Jan; Melbye, Mads (Peer reviewed; Journal article, 2019-03-19)
      Background: Evidence linking individual‐level maternal folic acid supplementation to offspring risk of congenital heart defects is lacking. We investigated whether folic acid supplementation in early pregnancy reduces ...
    • Genetic predisposition to hypertension is associated with preeclampsia in European and Central Asian women 

      Steinthorsdottir, Valgerdur; McGinnis, Ralph; Williams, Nicholas O.; Stefánsdóttir, Lilja; Thorleifsson, Gudmar; Shooter, Scott; Fadista, João; Sigurdsson, Jon K.; Auro, Kirsi; Berezina, Galina; Borges, Maria-Carolina; Bumpstead, Suzannah; Bybjerg-Grauholm, Jonas; Colgiu, Irina; Dolby, Vivien A.; Dudbridge, Frank; Engel, Stephanie M.; Franklin, Christopher S.; Frigge, Michael L; Frisbaek, Yr; Geirsson, Reynir T.; Geller, Frank; Gretarsdottir, Solveig; Gudbjartsson, Daniel F.; Harmon, Quaker; Hougaard, David Michael; Hegay, Tatyana; Helgadottir, Anna; Hjartardóttir, Sigrún; Jääskeläinen, Tiina; Johannsdottir, Hrefna; Jonsdottir, Ingileif; Juliusdottir, Thorhildur; Kalsheker, Noor; Kasimov, Abdumadjit; Kemp, John P.; Kivinen, Katja; Klungsøyr, Kari; Lee, Wai K; Melbye, Mads; Miedzybrodska, Zosia; Moffett, Ashley; Najmutdinova, Dilbar; Nishanova, Firuza; Olafsdottir, Thorunn; Perola, Markus; Pipkin, Fiona Broughton; Poston, Lucilla; Prescott, Gordon; Saevarsdottir, Saedis; Salimbayeva, Damilya; Scaife, Paula Juliet; Skotte, Line; Staines-Urias, Eleonora; Stefansson, Olafur A.; Sørensen, Karina Meden; Thomsen, Liv Cecilie Vestrheim; Tragante, Vinicius; Trogstad, Lill; Simpson, Nigel A.B.; Aripova, Tamara; Casas, Juan P; Dominiczak, Anna F; Walker, James J.; Thorsteinsdottir, Unnur; Iversen, Ann-Charlotte; Feenstra, Bjarke; Lawlor, Deborah A.; Boyd, Heather Allison; Magnus, Per; Laivuori, Hannele; Zakhidova, Nodira; Syvatova, Gulnara; Stefansson, Kari; Morgan, Linda (Journal article; Peer reviewed, 2020)
      Preeclampsia is a serious complication of pregnancy, affecting both maternal and fetal health. In genome-wide association meta-analysis of European and Central Asian mothers, we identify sequence variants that associate ...
    • Genome-wide association study of offspring birth weight in 86 577 women identifies five novel loci and highlights maternal genetic effects that are independent of fetal genetics 

      Beaumont, Robin N.; Warrington, Nicole M.; Cavadino, Alana; Tyrrell, Jessica; Nodzenski, Michael; Horikoshi, Momoko; Geller, Frank; Myhre, Ronny; Richmond, Rebecca C.; Paternoster, Lavinia; Bradfield, Jonathan P.; Kreiner-Møller, Eskil; Huikari, Ville; Metrustry, Sarah; Lunetta, Kathryn L.; Painter, Jodie N.; Hottenga, Jouke-Jan; Allard, Catherine; Barton, Sheila J.; Espinosa, Ana; Marsh, Julie A.; Potter, Catherine; Zhang, Ge; Ang, Wei; Berry, Diane J.; Bouchard, Luigi; Das, Shikta; Hakonarson, Hakon; Heikkinen, Jani; Helgeland, Øyvind; Hocher, Berthold; Hofman, Albert; Inskip, Hazel M.; Jones, Samuel E.; Kogevinas, Manolis; Lind, Penelope A.; Marullo, Letizia; Medland, Sarah E.; Murray, Anna; Murray, Jeffrey C.; Njølstad, Pål Rasmus; Nohr, Ellen A.; Reichetzeder, Christoph; Ring, Susan M.; Ruth, Katherine S.; Santa-Marina, Loreto; Scholtens, Denise M.; Sebert, Sylvain; Sengpiel, Verena; Tuke, Marcus A.; Vaudel, Marc; Weedon, Michael N.; Willemsen, Gonneke; Wood, Andrew R.; Yaghootkar, Hanieh; Muglia, Louis J.; Bartels, Meike; Relton, Caroline L.; Pennell, Craig E.; Chatzi, Leda; Estivill, Xavier; Holloway, John W.; Boomsma, Dorret I.; Montgomery, Grant W.; Murabito, Joanne M.; Spector, Tim D.; Power, Christine; Järvelin, Marjo-Riitta; Bisgaard, Hans; Grant, Struan F.A.; Sørensen, Thorkild I.A.; Jaddoe, Vincent W.; Jacobsson, Bo; Melbye, Mads; McCarthy, Mark I.; Hattersley, Andrew T.; Hayes, M. Geoffrey; Hivert, Marie-France; Frayling, Timothy M.; Felix, Janine F.; Hyppönen, Elina; Lowe, William L.; Evans, David M.; Lawlor, Debbie A.; Feenstra, Bjarke; Freathy, Rachel M. (Peer reviewed; Journal article, 2018-02)
      Genome-wide association studies of birth weight have focused on fetal genetics, whereas relatively little is known about the role of maternal genetic variation. We aimed to identify maternal genetic variants associated ...
    • Prepregnancy diabetes and offspring risk of congenital heart disease - A nationwide cohort study 

      Øyen, Nina; Diaz, Lars J; Leirgul, Elisabeth; Boyd, Heather A; Priest, James; Mathiesen, Elisabeth R; Quertermous, Thomas; Wohlfahrt, Jan; Melbye, Mads (Peer reviewed; Journal article, 2016)
      Background—Maternal diabetes mellitus is associated with an increased risk of offspring congenital heart defects (CHD); however, the causal mechanism is poorly understood. We further investigated this association in a ...
    • Supplemental folic acid in pregnancy and childhood cancer risk 

      Mortensen, Jan Helge Seglem; Øyen, Nina; Fomina, Tatiana; Melbye, Mads; Tretli, Steinar; Vollset, Stein Emil; Bjørge, Tone (Peer reviewed; Journal article, 2016)
      Background: We investigated the association between supplemental folic acid in pregnancy and childhood cancer in a nationwide study of 687 406 live births in Norway, 1999–2010, and 799 children diagnosed later with cancer. ...
    • Supplemental folic acid in pregnancy and maternal cancer risk 

      Mortensen, Jan Helge Seglem; Øyen, Nina; Fomina, Tatiana; Melbye, Mads; Tretli, Steinar; Vollset, Stein Emil; Bjørge, Tone (Peer reviewed; Journal article, 2015-12)
      Background: There is evidence that increased intake of folate protects against the development of several types of cancer. Some studies have, however, raised concern about the safety of folate in relation to cancer risk. ...
    • Variants in the fetal genome near pro-inflammatory cytokine genes on 2q13 associate with gestational duration 

      Liu, Xueping; Helenius, Dorte; Skotte, Line; Beaumont, Robin N.; Wielscher, Matthias; Geller, Frank; Juodakis, Julius; Mahajan, Anubha; Bradfield, Jonathan P.; Lin, Frederick T.J.; Vogelezang, Suzanne; Bustamante, Mariona; Ahluwalia, Tarunveer S.; Pitkänen, Niina; Wang, Carol A.; Bacelis, Jonas; Borges, Maria C.; Zhang, Ge; Bedell, Bruce A.; Rossi, Robert M.; Skogstrand, Kristin; Peng, Shouneng; Thompson, Wesley Kurt; Appadurai, Vivek; Lawlor, Debbie A.; Kalliala, Ilkka; Power, Christine; McCarthy, Mark I.; Boyd, Heather A.; Marazita, Mary L.; Hakonarson, Hakon; Hayes, M. Geoffrey; Scholtens, Denise M.; Rivadeneira, Fernando; Jaddoe, Vincent W.V.; Vinding, Rebecca K.; Bisgaard, Hans; Knight, Bridget A.; Pahkala, Katja; Raitakari, Olli; Helgeland, Øyvind; Johansson, Stefan; Njølstad, Pål Rasmus; Fadista, João; Schork, Andrew J.; Nudel, Ron; Miller, Daniel E.; Chen, Xiaoting; Weirauch, Matthew T.; Mortensen, Preben Bo; Børglum, Anders D.; Nordentoft, Merete; Mors, Ole; Hao, Ke; Ryckman, Kelli K.; Hougaard, David M.; Kottyan, Leah C.; Pennell, Craig E.; Lyytikäinen, Leo-Pekka; Bønnelykke, Klaus; Vrijheid, Martine; Felix, Janine F.; Lowe, William L.; Grant, Struan F.A.; Hyppönen, Elina; Jacobsson, Bo; Jarvelin, Marjo-Riitta; Muglia, Louis J.; Murray, Jeffrey C.; Freathy, Rachel M.; Werge, Thomas M.; Melbye, Mads; Buil, Alfonso; Feenstra, Bjarke (Peer reviewed; Journal article, 2019-09-02)
      The duration of pregnancy is influenced by fetal and maternal genetic and non-genetic factors. Here we report a fetal genome-wide association meta-analysis of gestational duration, and early preterm, preterm, and postterm ...