• Associations between the MDM2 promoter P1 polymorphism del1518 (rs3730485) and incidence of cancer of the breast, lung, colon and prostate 

      Gansmo, Liv Beathe; Vatten, Lars Johan; Romundstad, Pål Richard; Hveem, Kristian; Ryan, Bríd M.; Harris, Curtis C.; Knappskog, Stian; Lønning, Per Eystein (Peer reviewed; Journal article, 2016-04-12)
      The MDM2 promoter region contains several polymorphisms, some of which have been associated with MDM2 expression, cancer risk and age at cancer onset. del1518 (rs3730485) is an indel polymorphism residing in the MDM2 ...
    • Cancer cachexia associates with a systemic autophagy-inducing activity mimicked by cancer cell-derived IL-6 trans-signaling 

      Pettersen, Kristine; Andersen, Sonja Benedikte; Degen, simone; Tadini, Valentina; Grosjean, Joel; Hatakeyama, Shinji; Tesfahun, Almaz Nigatu; Moestue, Siver Andreas; Kim, Jana; Nonstad, Unni; Romundstad, Pål Richard; Skorpen, Frank; Sørhaug, Sveinung; Amundsen, Tore; Grønberg, Bjørn Henning; Strasser, Florian; Stephens, Nathan; Hoem, Dag; Molven, Anders; Kaasa, Stein; Fearon, Kenneth; Jacobi, Carsten; Bjørkøy, Geir (Peer reviewed; Journal article, 2017-05-17)
      The majority of cancer patients with advanced disease experience weight loss, including loss of lean body mass. Severe weight loss is characteristic for cancer cachexia, a condition that significantly impairs functional ...
    • The causal role of smoking on the risk of hip or knee replacement due to primary osteoarthritis: a Mendelian randomisation analysis of the HUNT study 

      Johnsen, Marianne Bakke; Vie, Gunnhild Åberge; Winsvold, Bendik K S; Bjørngaard, Johan Håkon; Åsvold, Bjørn Olav; Gabrielsen, Maiken Elvestad; Pedersen, Linda Margareth; Hellevik, Alf Inge; Langhammer, Arnulf; Furnes, Ove; Flugsrud, Gunnar B; Skorpen, Frank; Romundstad, Pål Richard; Storheim, Kjersti; Nordsletten, Lars; Zwart, John-Anker (Peer reviewed; Journal article, 2017-06)
      Objective: Smoking has been associated with a reduced risk of hip and knee osteoarthritis (OA) and subsequent joint replacement. The aim of the present study was to assess whether the observed association is likely to be ...
    • Does caesarean delivery in the first pregnancy increase the risk for adverse outcome in the second? A registry-based cohort study on first and second singleton births in Norway 

      Bjellmo, Solveig; Andersen, Guro Lillemoen; Hjelle, Sissel; Klungsøyr, Kari; Krebs, Lone; Lydersen, Stian; Romundstad, Pål Richard; Vik, Torstein (Journal article; Peer reviewed, 2020)
      Objective To explore if newborns in the second pregnancy following a previous caesarean delivery (CD) have higher risk of perinatal mortality or cerebral palsy than newborns in pregnancies following a previous vaginal ...
    • Influence of MDM2 SNP309 and SNP285 status on the risk of cancer in the breast, prostate, lung and colon 

      Gansmo, Liv Beathe; Knappskog, Stian; Romundstad, Pål Richard; Hveem, Kristian; Vatten, Lars; Lønning, Per Eystein (Peer reviewed; Journal article, 2015-07)
      MDM2 is a key regulator of the p53 tumor suppressor protein and is overexpressed in many human cancers. Two single nucleotide polymorphisms (SNPs) located in the MDM2 intronic promoter (P2) have been found to exert biological ...
    • Is vaginal breech delivery associated with higher risk for perinatal death and cerebral palsy compared with vaginal cephalic birth? Registry-based cohort study in Norway 

      Bjellmo, Solveig; Andersen, Guro Lillemoen; Martinussen, Marit; Romundstad, Pål Richard; Hjelle, Sissel; Moster, Dag; Vik, Torstein (Peer reviewed; Journal article, 2017)
      Objective: This paper aims to study if vaginal breech delivery is associated with increased risk for neonatal mortality (NNM) or cerebral palsy (CP) in Norway where vaginal delivery accounts for 1/3 of all breech deliveries. ...
    • MDM2 promoter polymorphism del1518 (rs3730485) and its impact on endometrial and ovarian cancer risk 

      Gansmo, Liv Beathe; Bjørnslett, Merete Pauline; Halle, Mari Kyllesø; Salvesen, Helga; Romundstad, Pål Richard; Hveem, Kristian; Vatten, Lars Johan; Dørum, Anne; Lønning, Per Eystein; Knappskog, Stian (Peer reviewed; Journal article, 2017-02-03)
      Background: The del1518 (rs3730485) polymorphism is an in/del variant in the MDM2 promoter P1. The variant is in complete linkage disequilibrium with MDM2 SNP309 (rs2279744) and has previously been found associated with ...
    • MDM2 promoter SNP55 (rs2870820) affects risk of colon cancer but not breast-, lung-, or prostate cancer 

      Helwa, Reham; Gansmo, Liv Beathe; Romundstad, Pål Richard; Hveem, Kristian; Vatten, Lars Johan; Ryan, Bríd M.; Harris, Curtis C.; Lønning, Per Eystein; Knappskog, Stian (Peer reviewed; Journal article, 2016-09-14)
      Two functional SNPs (SNP285G > C; rs117039649 and SNP309T > G; rs2279744) have previously been reported to modulate Sp1 transcription factor binding to the promoter of the proto-oncogene MDM2, and to influence cancer risk. ...
    • MDM4 SNP34091 (rs4245739) and its effect on breast-, colon-, lung- and prostate cancer risk. 

      Gansmo, Liv Beathe; Romundstad, Pål Richard; Birkeland, Einar Elvbakken; Hveem, Kristian; Vatten, Lars Johan; Knappskog, Stian; Lønning, Per Eystein (Peer reviewed; Journal article, 2015-10-16)
      The MDM4 protein plays an important part in the negative regulation of the tumor suppressor p53 through its interaction with MDM2. In line with this, MDM4 amplification has been observed in several tumor forms. A polymorphism ...
    • The MDM4 SNP34091 (rs4245739) C-allele is associated with increased risk of ovarian—but not endometrial cancer 

      Gansmo, Liv Beathe; Bjørnslett, Merete Pauline; Halle, Mari Kyllesø; Salvesen, Helga Birgitte; Dørum, Anne; Birkeland, Einar Elvbakken; Hveem, Kristian; Romundstad, Pål Richard; Vatten, Lars Johan; Lønning, Per Eystein; Knappskog, Stian (Peer reviewed; Journal article, 2016-02-11)
      The MDM4 protein (also known as MDMX or HDMX) is a negative regulator of p53, not only by direct interaction but also through its interaction with MDM2. Further, MDM4 overexpression and amplification have been observed in ...
    • Molecular subtypes, histopathological grade and survival in a historic cohort of breast cancer patients 

      Engstrøm, Monica J; Opdahl, Signe; Hagen, Anne Irene; Romundstad, Pål Richard; Akslen, Lars A.; Haugen, Olav A.; Vatten, Lars Johan; Bofin, Anna M. (Peer reviewed; Journal article, 2013-08)
      Molecular subtyping of breast cancer may provide additional prognostic information regarding patient outcome. However, its clinical significance remains to be established. In this study, the main aims were to discover ...
    • Population distribution and ancestry of the cancer protective MDM2 SNP285 (rs117039649) 

      Knappskog, Stian; Gansmo, Liv Beathe; Dibirova, Khadizha; Metspalu, Andres; Cybulski, Cezary; Peterlongo, Paolo; Aaltonen, Lauri; Vatten, Lars Johan; Romundstad, Pål Richard; Hveem, Kristian; Devilee, Peter; Evans, Gareth D; Lin, Dongxin; Van Camp, Guy; Manolopoulos, Vangelis G; Osorio, Ana; Milani, Lili; Ozcelik, Tayfun; Zalloua, Pierre; Mouzaya, Francis; Bliznetz, Elena; Balanovska, Elena; Pocheshkova, Elvira; Kucinskas, Vaidutis; Atramentova, Lubov; Nymadawa, Pagbajabyn; Titov, Konstantin; Lavryashina, Maria; Yusupov, Yuldash; Bogdanova, Natalia; Koshel, Sergey; Zamora, Jorge; Wedge, David C.; Charlesworth, Deborah; Dörk, Thilo; Balanovsky, Oleg; Lønning, Per Eystein (Peer reviewed; Journal article, 2014-04-18)
      The MDM2 promoter SNP285C is located on the SNP309G allele. While SNP309G enhances Sp1 transcription factor binding and MDM2 transcription, SNP285C antagonizes Sp1 binding and reduces the risk of breast-, ovary- and ...
    • Premature Adult Death in Individuals Born Preterm: A Sibling Comparison in a Prospective Nationwide Follow-Up Study 

      Risnes, Kari Ravndal; Pape, Kristine; Bjørngaard, Johan Håkon; Moster, Dag; Bracken, Michael B; Romundstad, Pål Richard (Peer reviewed; Journal article, 2016-11-07)
      Background: Close to one in ten individuals worldwide is born preterm, and it is important to understand patterns of long-term health and mortality in this group. This study assesses the relationship between gestational ...