• Causal relationship between obesity and vitamin D status: bi-directional Mendelian randomization analysis of multiple cohorts 

      Vimaleswaran, KS; Berry, DJ; Lu, C; Tikkanen, E; Pilz, Stefan; Hiraki, LT; Cooper, JD; Dastani, Z; Li, R; Houston, Denise; Wood, Andrew R.; Michaëlsson, Karl; Vandenput, Liesbeth; Zgaga, Lina; Yerges-Armstrong, Laura M.; McCarthy, Mark I.; Dupuis, Josée; Kaakinen, Marika; Kleber, Marcus E.; Jameson, Karen; Arden, Nigel; Raitakari, Olli; Vikari, Jorma; Lohman, Kurt K.; Ferrucci, Luigi; Melhus, Håkan; Ingelsson, Erik; Byberg, Liisa; Lind, Lars; Lorentzon, Mattias; Salomaa, Veikko; Campbell, Harry; Dunlop, Malcolm; Mitchell, Braxton D.; Herzig, Karl-Heinz; Pouta, Anneli; Hartikainen, Anna-Liisa; Kvaløy, Kirsti; Midthjell, Kristian; Hveem, Kristian; Platou, Carl Geoffrey Parrinder; Streeten, Elizabeth A.; Theodoratou, Evropi; Jula, Antti; Wareham, Nicholas J.; Ohlsson, Claes; Frayling, Timothy M.; Kritchevsky, Stephen B.; Spector, Timothy D.; Richards, J. Brent; Lehtimäki, Terho; Ouwehand, Willem H.; Kraft, Peter; Cooper, Cyrus; Loos, RJF (Journal article; Peer reviewed, 2013)
      Background Obesity is associated with vitamin D deficiency, and both are areas of active public health concern. We explored the causality and direction of the relationship between body mass index (BMI) and 25-hydroxyvitamin ...
    • Heavier smoking may lead to a relative increase in waist circumference: Evidence for a causal relationship from a Mendelian randomisation meta-analysis. The CARTA consortium 

      Morris, Richard W.; Taylor, Amy E.; Fluharty, Meg E.; Bjørngaard, Johan Håkon; Åsvold, Bjørn Olav; Gabrielsen, Maiken Elvestad; Campbell, Archie; Marioni, Riccardo; Kumari, Meena; Korhonen, Tellervo; Männistö, Satu; Marques-Vidal, Pedro; Kaakinen, Marika; Cavadino, Alana; Postmus, Iris; Husemoen, Lise Lotte N.; Skaaby, Tea; Ahluwalia, Tarun Veer Singh; Treur, Jorien L.; Willemsen, Gonneke; Dale, Caroline; Wannamethee, S. Goya; Lahti, Jari; Palotie, Aarno; Räikkönen, Katri; McConnachie, Alex; Padmanabhan, Sandosh; Wong, Andrew; Dalgård, Christine; Paternoster, Lavinia; Ben-Shlomo, Yoav; Tyrrell, Jessica; Horwood, John; Fergusson, David M.; Kennedy, Martin A.; Nohr, Ellen A.; Christiansen, Lene; Kyvik, Kirsten Ohm; Kuh, Diana; Watt, Graham; Eriksson, Johan G.; Whincup, Peter H.; Vink, Jacqueline M.; Boomsma, Dorret I.; Smith, George Davey; Lawlor, Debbie; Linneberg, Allan; Ford, Ian; Jukema, J. Wouter; Power, Chris; Hyppönen, Elina; Jarvelin, Marjo-Riitta; Preisig, Martin; Borodulin, Katja; Kaprio, Jaakko; Kivimaki, Mika; Smith, Blair H.; Hayward, Caroline; Romundstad, Pål Richard; Sørensen, Thorkild I.A.; Munafo, Marcus R.; Sattar, Naveed (Journal article; Peer reviewed, 2015)
      Objectives: To investigate, using a Mendelian randomisation approach, whether heavier smoking is associated with a range of regional adiposity phenotypes, in particular those related to abdominal adiposity. Design: ...
    • Investigating the possible causal association of smoking with depression and anxiety using Mendelian randomisation meta-analysis: the CARTA consortium 

      Taylor, Amy E; Fluharty, Meg; Bjørngaard, Johan Håkon; Gabrielsen, Maiken Elvestad; Skorpen, Frank; Marioni, Riccardo R.; Campbell, A.; Engmann, J; Mirza, Saira Saeed; Loukola, A.; Laatikainen, Tiina; Partonen, Timo; Kaakinen, Marika; Ducci, Francesca; Cavadino, Alana; Husemoen, Lise Lotte N; Ahluwalia, Tarunveer Singh; Jacobsen, Rikke Kart; Skaaby, Tea; Ebstrup, Jeanette Frost; Mortensen, Erik Lykke; Minica, Camelia C; Vink, Jacqueline; Willemsen, Gonneke; Marques-Vidal, Pedro; Dale, Caroline E; Amuzu, Antoinette; Lennon, Lucy; Lahti, J; Palotie, Aarno; Räikkönen, K; Wong, Andrew; Paternoster, Lavinia; Wong, Angelita Pui-Yee; Horwood, L John; Murphy, Michael; Johnstone, Elaine; Kennedy, Martin A; Pausova, Zdenka; Paus, Tomas; Ben-Shlomo, Yoav; Nohr, Ellen A; Kuh, Diana; Kivimaki, Mika; Eriksson, Johan G; Morris, Richard W; Casas, Juan Pablo; Preisig, Martin; Boomsma, Dorret I; Linneberg, Allan; Power, Chris; Hypponen, Elina; Veijola, J; Järvelin, Marjo-Riitta; Korhonen, T.; Tiemeier, H; Kumari, Meena; Porteous, David J.; Hayward, Caroline; Romundstad, Pål Richard; Smith, George Davey; Munafo, Marcus R (Journal article; Peer reviewed, 2014)
      Objectives: To investigate whether associations of smoking with depression and anxiety are likely to be causal, using a Mendelian randomisation approach. Design: Mendelian randomisation meta-analyses using a genetic ...
    • Stratification by smoking status reveals an association of CHRNA5-A3-B4 genotype with body mass index in never smokers 

      Taylor, Amy E; Morris, Richard W; Fluharty, Meg; Bjørngaard, Johan Håkon; Åsvold, Bjørn Olav; Gabrielsen, Maiken Elvestad; Campbell, A.; Marioni, Riccardo R.; Kumari, Meena; Hällfors, Jenni; Männistö, Satu; Marques-Vidal, Pedro; Kaakinen, Marika; Cavadino, Alana; Postmus, Iris; Husemoen, Lise Lotte N; Skaaby, Tea; Ahluwalia, Tarunveer Singh; Treur, Jorien L; Willemsen, Gonneke; Dale, Caroline; Wannamethee, SG; Lahti, J; Palotie, Aarno; Räikkönen, K; Kisialiou, Aliaksei; McConnachie, Alex; Padmanabhan, Sandosh; Wong, Andrew; Dalgård, Christine; Paternoster, Lavinia; Ben-Shlomo, Yoav; Tyrrell, Jessica; Horwood, John; Fergusson, D; Kennedy, Martin A; Frayling, T; Nohr, Ellen A; Christiansen, Lene; Ohm Kyvik, K; Kuh, Diana; Watt, Graham; Eriksson, Johan; Whincup, Peter H; Vink, JM; Boomsma, Dorret I; Davey Smith, George; Lawlor, Debbie A; Linneberg, Allan; Ford, Ian; Jukema, J Wouter; Power, C; Hyppönen, E; Jarvelin, Marjo-Riitta; Preisig, Martin; Borodulin, Katja; Kaprio, Jaakko; Kivimaki, Mika; Smith, BH; Hayward, Caroline; Romundstad, Pål Richard; Sørensen, Thorkild I.A.; Munafo, Marcus R; Sattar, Naveed (Journal article; Peer reviewed, 2014)
      We previously used a single nucleotide polymorphism (SNP) in the CHRNA5-A3-B4 gene cluster associated with heaviness of smoking within smokers to confirm the causal effect of smoking in reducing body mass index (BMI) in a ...