• An 18-Gene signature for vascular invasion is associated with aggressive features and reduced survival in breast cancer 

      Mannelqvist, Monica; Wik, Elisabeth; Stefansson, Ingunn; Akslen, Lars A. (Peer reviewed; Journal article, 2014-06-06)
      Aims: Vascular invasion by tumor cells is known to be important for cancer progression. By microarray and qPCR analyses, we earlier identified an 18-gene signature associated with vascular involvement in endometrial cancer. ...
    • Aneuploidy related transcriptional changes in endometrial cancer link low expression of chromosome 15q genes to poor survival 

      Mauland, Karen Klepsland; Wik, Elisabeth; Høivik, Erling Andre; Kusonmano, Kanthida; Halle, Mari Kyllesø; Berg, Anna; Haugland, Hans Kristian; Øyan, Anne Margrete; Kalland, Karl-Henning; Stefansson, Ingunn Marie; Akslen, Lars A.; Krakstad, Camilla; Trovik, Jone; Werner, Henrica Maria Johanna; Salvesen, Helga Birgitte (Peer reviewed; Journal article, 2017)
      Aneuploidy is a widely studied prognostic marker in endometrial cancer (EC), however, not implemented in clinical decision-making. It lacks validation in large prospective patient cohorts adjusted for currently standard ...
    • Breast cancer stromal elastosis is associated with mammography screening detection, low Ki67 expression and favourable prognosis in a population-based study 

      Chen, Ying; Klingen, Tor Audun; Wik, Elisabeth; Aas, Hans; Vigeland, Einar; Liestøl, Knut; Garred, Øystein; Mæhlen, Jan; Akslen, Lars A.; Lømo, Jon (Peer reviewed; Journal article, 2014-12-19)
      Background: Mammography screen-detected breast cancers have a better prognosis than predicted from established prognostic markers. A search for additional features that are characteristic for these tumours and their prognosis ...
    • C77G in PTPRC (CD45) is no risk allele for ovarian cancer, but associated with less aggressive disease 

      Landskron, Johannes; Kraggerud, Sigrid M.; Wik, Elisabeth; Dørum, Anne; Bjørnslett, Merete Pauline; Melum, Espen; Helland, Øystein; Bjørge, Line; Lothe, Ragnhild A; Salvesen, Helga; Tasken, Kjetil (Peer reviewed; Journal article, 2017-07-31)
      The pan lymphocyte marker CD45 exists in various isoforms arising from alternative splicing of the exons 4, 5 and 6. While naïve T cells express CD45RA translated from an mRNA containing exon 4, exons 4–6 are spliced out ...
    • Endometrial carcinoma: a step closer to individualized therapy? Exploring transcriptional alterations in relation to prognostic biomarkers 

      Wik, Elisabeth (Doctoral thesis; Peer reviewed, 2013-09-30)
      Background: Endometrial cancer is diagnosed early and has in general a good prognosis. The more important it is to diagnose and treat the poor-prognosis cases. Therapy of endometrial carcinoma patients per today is to a ...
    • Epigenetic analysis leads to identification of HNF1B as a subtype-specific susceptibility gene for ovarian cancer 

      Shen, Hui; Fridley, BL; Song, HL; Lawrenson, K; Cunningham, JM; Ramus, SJ; Cicek, MS; Tyrer, J; Stram, D; Larson, MC; Kobel, M; Ziogas, A; Zheng, W; Yang, HP; Wu, AH; Wozniak, EL; Woo, YL; Winterhoff, B; Wik, Elisabeth; Whittemore, AS; Wentzensen, N; Weber, RP; Vitonis, AF; Vincent, D; Vierkant, RA; Vergote, I; Van Den Berg, D; Van Altena, AM; Tworoger, SS; Thompson, PJ; Tessier, DC; Terry, KL; Teo, SH; Templeman, C; Stram, DO; Southey, MC; Sieh, W; Siddiqui, N; Shvetsov, YB; Shu, XO; Shridhar, V; Wang-Gohrke, S; Severi, G; Schwaab, I; Salvesen, Helga Birgitte; Rzepecka, IK; Runnebaum, IB; Rossing, MA; Rodriguez-Rodriguez, L; Risch, HA; Renner, SP; Poole, EM; Pike, MC; Phelan, CM; Pelttari, LM; Pejovic, T; Paul, J; Orlow, I; Omar, SZ; Olson, SH; Odunsi, K; Nickels, S; Nevanlinna, H; Ness, RB; Narod, SA; Nakanishi, T; Moysich, KB; Monteiro, ANA; Moes-Sosnowska, J; Modugno, F; Menon, U; McLaughlin, JR; McGuire, V; Matsuo, K; Adenan, NAM; Massuger, LFAG; Lurie, G; Lundvall, L; Lubinski, J; Lissowska, J; Levine, DA; Leminen, A; Lee, AW; Le, ND; Lambrechts, S; Lambrechts, D; Kupryjanczyk, J; Krakstad, Camilla; Konecny, GE; Kjaer, SK; Kiemeney, LA; Kelemen, LE; Keeney, GL; Karlan, BY; Karevan, R; Kalli, KR; Kajiyama, H; Ji, BT; Jensen, A; Jakubowska, A; Iversen, E; Hosono, S; Hogdall, CK; Hogdall, E; Hoatlin, M; Hillemanns, P; Heitz, F; Hein, R; Harter, P; Halle, Mari Kyllesø; Hall, P; Gronwald, J; Gore, M; Goodman, MT; Giles, GG; Gentry-Maharaj, A; Garcia-Closas, M; Flanagan, JM; Fasching, PA; Ekici, AB; Edwards, R; Eccles, D; Easton, DF; Durst, M; du Bois, A; Dork, T; Doherty, JA; Despierre, E; Dansonka-Mieszkowska, A; Cybulski, C; Cramer, DW; Cook, LS; Chen, XQ; Charbonneau, B; Chang-Claude, J; Campbell, I; Butzow, R; Bunker, CH; Brueggmann, D; Brown, R; Brooks-Wilson, A; Brinton, LA; Bogdanova, N; Block, MS; Benjamin, E; Beesley, J; Beckmann, MW; Bandera, EV; Baglietto, L; Bacot, F; Armasu, SM; Antonenkova, N; Anton-Culver, H; Aben, KK; Liang, D; Wu, XF; Lu, KR; Hildebrandt, MAT; Schildkraut, JM; Sellers, TA; Huntsman, D; Berchuck, A; Chenevix-Trench, G; Gayther, SA; Pharoah, PDP; Laird, PW; Goode, EL; Pearce, CL (Peer reviewed; Journal article, 2013-03-27)
      HNF1B is overexpressed in clear cell epithelial ovarian cancer, and we observed epigenetic silencing in serous epithelial ovarian cancer, leading us to hypothesize that variation in this gene differentially associates with ...
    • High BMI is significantly associated with positive progesterone receptor status and clinico-pathological markers for non-aggressive disease in endometrial cancer 

      Mauland, Karen Klepsland; Trovik, Jone; Wik, Elisabeth; Ræder, Maria B.; Njølstad, Tormund Salvesen; Stefansson, Ingunn Marie; Øyan, Anne Margrete; Kalland, Karl-Henning; Bjørge, Tone; Akslen, Lars A.; Salvesen, Helga Birgitte (Peer reviewed; Journal article, 2011)
      Background: Endometrial cancer incidence is increasing in industrialised countries. High body mass index (BMI, kg m−2) is associated with higher risk for disease. We wanted to investigate if BMI is related to clinico-pathological ...
    • High-Throughput Mutation Profiling of Primary and Metastatic Endometrial Cancers Identifies KRAS, FGFR2 and PIK3CA to Be Frequently Mutated 

      Krakstad, Camilla; Birkeland, Even; Seidel, Danila; Kusonmano, Kanthida; Petersen, Kjell; Mjøs, Siv; Høivik, Erling Andre; Wik, Elisabeth; Halle, Mari Kyllesø; Øyan, Anne Margrete; Kalland, Karl-Henning; Werner, Henrica Maria Johanna; Trovik, Jone; Salvesen, Helga Birgitte (Peer reviewed; Journal article, 2012-12-27)
      Background: Despite being the most common pelvic gynecologic malignancy in industrialized countries, no targeted therapies are available for patients with metastatic endometrial carcinoma. In order to improve treatment, ...
    • Hormone receptor loss in endometrial carcinoma curettage predicts lymph node metastasis and poor outcome in prospective multicentre trial 

      Trovik, Jone; Wik, Elisabeth; Werner, Henrica Maria Johanna; Krakstad, Camilla; Helland, Harald; Vandenput, Ingrid; Njølstad, Tormund Salvesen; Stefansson, Ingunn; Marcickiewicz, Janusz; Tingulstad, Solveig; Staff, Anne Cathrine; Amant, Frédéric; Akslen, Lars A.; Salvesen, Helga Birgitte (Peer reviewed; Journal article, 2013-11)
      Background: Preoperative histologic examination of tumour tissue is essential when deciding if endometrial cancer surgery should include lymph node sampling. We wanted to investigate if biomarkers could improve prediction ...
    • HOTAIR and its surrogate DNA methylation signature indicate carboplatin resistance in ovarian cancer 

      Teschendorff, Andrew E.; Lee, Shih-Han; Jones, Allison; Fiegl, Heidi; Kalwa, Marie; Wagner, Wolfgang; Chindera, Kantaraja; Evans, Iona; Dubeau, Louis; Orjalo, Arturo; Horlings, Hugo M.; Niederreiter, Lukas; Kaser, Arthur; Yang, Winnie; Goode, Ellen L.; Fridley, Brooke L.; Jenner, Richard G.; Berns, Els M.; Wik, Elisabeth; Salvesen, Helga Birgitte; Wisman, G. B. A.; van der Zee, Ate G.; Davidson, Ben; Trope, Claes Gøran; Lambrechts, Sandrina; Vergote, Ignace; Calvert, Hilary; Jacobs, Ian J.; Widschwendter, Martin (Peer reviewed; Journal article, 2015-10-24)
      Background: Understanding carboplatin resistance in ovarian cancer is critical for the improvement of patients’ lives. Multipotent mesenchymal stem cells or an aggravated epithelial to mesenchymal transition phenotype of ...
    • Identification and molecular characterization of a new ovarian cancer susceptibility locus at 17q21.31 

      Permuth-Wey, Jennifer; Lawrenson, K; Shen, HC; Velkova, A; Tyrer, JP; Chen, ZH; Lin, HY; Chen, YA; Tsai, YY; Qu, XT; Ramus, SJ; Karevan, R; Lee, J; Lee, N; Larson, MC; Aben, KK; Anton-Culver, H; Antonenkova, N; Antoniou, AC; Armasu, SM; Bacot, F; Baglietto, L; Bandera, EV; Barnholtz-Sloan, J; Beckmann, MW; Birrer, MJ; Bloom, G; Bogdanova, N; Brinton, LA; Brooks-Wilson, A; Brown, R; Butzow, R; Cai, QY; Campbell, I; Chang-Claude, J; Chanock, S; Chenevix-Trench, G; Cheng, JQ; Cicek, MS; Coetzee, GA; Cook, LS; Couch, FJ; Cramer, DW; Cunningham, JM; Dansonka-Mieszkowska, A; Despierre, E; Doherty, JA; Dork, T; du Bois, A; Durst, M; Easton, DF; Eccles, D; Edwards, R; Ekici, AB; Fasching, PA; Fenstermacher, DA; Flanagan, JM; Garcia-Closas, M; Gentry-Maharaj, A; Giles, GG; Glasspool, RM; Gonzalez-Bosquet, J; Goodman, MT; Gore, M; Gorski, B; Gronwald, J; Hall, P; Halle, Mari Kyllesø; Harter, P; Heitz, F; Hillemanns, P; Hoatlin, M; Hogdall, CK; Hogdall, E; Hosono, S; Jakubowska, A; Jensen, A; Jim, H; Kalli, KR; Karlan, BY; Kaye, SB; Kelemen, LE; Kiemeney, LA; Kikkawa, F; Konecny, GE; Krakstad, Camilla; Kjaer, SK; Kupryjanczyk, J; Lambrechts, D; Lambrechts, S; Lancaster, JM; Le, ND; Leminen, A; Levine, DA; Liang, D; Lim, BK; Lin, J; Lissowska, J; Lu, KH; Lubinski, J; Lurie, G; Massuger, LFAG; Matsuo, K; McGuire, V; McLaughlin, JR; Menon, U; Modugno, F; Moysich, KB; Nakanishi, T; Narod, SA; Nedergaard, L; Ness, RB; Nevanlinna, H; Nickels, S; Noushmehr, H; Odunsi, K; Olson, SH; Orlow, I; Paul, J; Pearce, CL; Pejovic, T; Pelttari, LM; Pike, MC; Poole, EM; Raska, P; Renner, SP; Risch, HA; Rodriguez-Rodriguez, L; Rossing, MA; Rudolph, A; Runnebaum, IB; Rzepecka, IK; Salvesen, Helga Birgitte; Schwaab, I; Severi, G; Shridhar, V; Shu, XO; Shvetsov, YB; Sieh, W; Song, HL; Southey, MC; Spiewankiewicz, B; Stram, D; Sutphen, R; Teo, SH; Terry, KL; Tessier, DC; Thompson, PJ; Tworoger, SS; van Altena, AM; Vergote, I; Vierkant, RA; Vincent, D; Vitonis, AF; Wang-Gohrke, S; Weber, RP; Wentzensen, N; Whittemore, AS; Wik, Elisabeth; Wilkens, LR; Winterhoff, B; Woo, YL; Wu, AH; Xiang, YB; Yang, HP; Zheng, W; Ziogas, A; Zulkifli, F; Phelan, CM; Iversen, E; Schildkraut, JM; Berchuck, A; Fridley, BL; Goode, EL; Pharoah, PDP; Monteiro, ANA; Sellers, TA; Gayther, SA (Peer reviewed; Journal article, 2013-03-27)
      Epithelial ovarian cancer (EOC) has a heritable component that remains to be fully characterized. Most identified common susceptibility variants lie in non-protein-coding sequences. We hypothesized that variants in the 3′ ...
    • Integrated Genomic Analysis of the 8q24 Amplification in Endometrial Cancers Identifies ATAD2 as Essential to MYC-Dependent Cancers 

      Ræder, Maria B.; Birkeland, Even; Trovik, Jone; Krakstad, Camilla; Shehata, Shyemaa; Schumacher, Steven; Zack, Travis I.; Krohn, Antje; Werner, Henrica Maria Johanna; Moody, Susan E.; Wik, Elisabeth; Stefansson, Ingunn; Holst, Frederik; Øyan, Anne Margrete; Tamayo, Pablo; Mesirov, Jill P.; Kalland, Karl-Henning; Akslen, Lars A.; Simon, Ronald; Beroukhim, Rameen; Salvesen, Helga Birgitte (Peer reviewed; Journal article, 2013-02-05)
      Chromosome 8q24 is the most commonly amplified region across multiple cancer types, and the typical length of the amplification suggests that it may target additional genes to MYC. To explore the roles of the genes most ...
    • Integrin α11β1 is expressed in breast cancer stroma and associates with aggressive tumor phenotypes 

      Smeland, Hilde Ytre-Hauge; Askeland, Cecilie; Wik, Elisabeth; Knutsvik, Gøril; Molven, Anders; Edelmann, RJ; Reed, Rolf K.; Warren, DJ; Gullberg, Donald; Stuhr, Linda Elin Birkhaug; Akslen, Lars A. (Peer reviewed; Journal article, 2020)
      Cancer‐associated fibroblasts are essential modifiers of the tumor microenvironment. The collagen‐binding integrin α11β1 has been proposed to be upregulated in a pro‐tumorigenic subtype of cancer‐associated fibroblasts. ...
    • KRAS gene amplification and overexpression but not mutation associates with aggressive and metastatic endometrial cancer 

      Birkeland, Even; Wik, Elisabeth; Mjøs, Siv; Høivik, Erling Andre; Trovik, Jone; Werner, Henrica Maria Johanna; Kusonmano, Kanthida; Petersen, Kjell; Ræder, Maria B.; Holst, Frederik; Øyan, Anne Margrete; Kalland, Karl-Henning; Akslen, Lars A.; Simon, Ronald; Krakstad, Camilla; Salvesen, Helga Birgitte (Peer reviewed; Journal article, 2012)
      BACKGROUND: Three quarter of endometrial carcinomas are treated at early stage. Still, 15 to 20% of these patients experience recurrence, with little effect from systemic therapies. Homo sapiens v-Ki-ras2 Kirsten rat sarcoma ...
    • Lipocalin 2 expression is associated with aggressive features of endometrial cancer 

      Mannelqvist, Monica; Stefansson, Ingunn; Wik, Elisabeth; Kusonmano, Kanthida; Ræder, Maria B.; Øyan, Anne Margrete; Kalland, Karl-Henning; Moses, Marsha A.; Salvesen, Helga Birgitte; Akslen, Lars A. (Peer reviewed; Journal article, 2012-05-06)
      Background: Increased expression of lipocalin 2 (LCN2) has been observed in several cancers. The aim of the present study was to investigate LCN2 in endometrial cancer in relation to clinico-pathologic phenotype, angiogenesis, ...
    • Molecular profiling of circulating tumor cells links plasticity to the metastatic process in endometrial cancer 

      Alonso-Alconada, Lorena; Muinelo-Romay, Laura; Madissoo, Kadri; Diaz-Lopez, Antonio; Krakstad, Camilla; Trovik, Jone; Wik, Elisabeth; Hapangama, Dharani; Coenegrachts, Lieve; Cano, Amparo; Gil-Moreno, Antonio; Chiva, Luis; Cueva, Juan; Vieito, Maria; Ortega, Eugenia; Mariscal, Javier; Colas, Eva; Castellvi, Josep; Cusido, Maite; Dolcet, Xavier; Nijman, Hans W.; Bosse, Tjalling; Green, John A.; Romano, Andrea; Reventos, Jaume; Lopez-Lopez, Rafael; Salvesen, Helga Birgitte; Amant, Frederic; Matias-Guiu, Xavier; Moreno-Bueno, Gema; Abal, Miguel; on behalf of ENITEC Consortium (Peer reviewed; Journal article, 2014-09-27)
      Background: About 20% of patients diagnosed with endometrial cancer (EC) are considered high-risk with unfavorable prognosis. In the framework of the European Network for Individualized Treatment in EC (ENITEC), we ...
    • Role of DNA methylation and epigenetic silencing of HAND2 in endometrial cancer development 

      Jones, Allison; Teschendorff, Andrew E.; Li, Quanxi; Hayward, Jane D.; Kannan, Athilakshmi; Mould, Tim; West, James; Zikan, Michal; Cibula, David; Fiegl, Heidi; Lee, Shih-Han; Wik, Elisabeth; Hadwin, Richard; Arora, Rupali; Lemech, Charlotte; Turunen, Henna; Pakarinen, Päivi; Jacobs, Ian J.; Salvesen, Helga Birgitte; Bagchi, Milan K.; Bagchi, Indrani C.; Widschwendter, Martin (Peer reviewed; Journal article, 2013-11-12)
      Background: Endometrial cancer incidence is continuing to rise in the wake of the current ageing and obesity epidemics. Much of the risk for endometrial cancer development is influenced by the environment and lifestyle. ...
    • Stathmin Protein Level, a Potential Predictive Marker for Taxane Treatment Response in Endometrial Cancer 

      Werner, Henrica Maria Johanna; Trovik, Jone; Halle, Mari Kyllesø; Wik, Elisabeth; Akslen, Lars A.; Birkeland, Even; Bredholt, Therese; Tangen, Ingvild Løberg; Krakstad, Camilla; Salvesen, Helga Birgitte (Peer reviewed; Journal article, 2014-02-25)
      Stathmin is a prognostic marker in many cancers, including endometrial cancer. Preclinical studies, predominantly in breast cancer, have suggested that stathmin may additionally be a predictive marker for response to ...