Blar i Faculty of Medicine på emneord "Biomarker"

Viser treff 1-16 av 16

    • Androgen receptor as potential therapeutic target in metastatic endometrial cancer 

      Tangen, Ingvild Løberg; Onyango, Therese Bredholt; Kopperud, Reidun Kristin; Berg, Anna; Halle, Mari Kyllesø; Øyan, Anne Margrete; Werner, Henrica Maria Johanna; Trovik, Jone; Kalland, Karl-Henning; Salvesen, Helga Birgitte; Krakstad, Camilla (Peer reviewed; Journal article, 2016-06-30)
      Purpose: The expression and involvement of estrogen (ER) and progesterone receptor (PR) is extensively studied in endometrial cancer. Androgen receptor (AR) is a hormone receptor less studied in female cancers, and we here ...

    • Assessment of clinically related outcomes and biomarker analysis for translational integration in colorectal cancer (ACROBATICC): study protocol for a population-based, consecutive cohort of surgically treated colorectal cancers and resected colorectal liver metastasis 

      Søreide, Kjetil; Watson, Martin M; Lea, Dordi; Nordgård, Oddmund; Søreide, Jon Arne; Hagland, Hanne R (Peer reviewed; Journal article, 2016-06-29)
      Background: More accurate predictive and prognostic biomarkers for patients with colorectal cancer (CRC) primaries or colorectal liver metastasis (CLM) are needed. Outside clinical trials, the translational integration of ...

    • Blood Metabolites Associate with Prognosis in Endometrial Cancer 

      Strand, Elin; Tangen, Ingvild Løberg; Fasmer, Kristine Eldevik; Jacob, Havjin; Halle, Mari Kyllesø; Hoivik, Erling A; Delvoux, Bert; Trovik, Jone; Haldorsen, Ingfrid S.; Romano, Andrea; Krakstad, Camilla (Peer reviewed; Journal article, 2019-12-14)
      Endometrial cancer has a high prevalence among post-menopausal women in developed countries. We aimed to explore whether certain metabolic patterns could be related to the characteristics of aggressive disease and poorer ...

    • Brain changes induced by electroconvulsive therapy are broadly distributed 

      Ousdal, Olga Therese; Argyelan, Miklos; Narr, Katherine L.; Abbott, Christopher; Wade, Benjamin; Vandenbulcke, Mathieu; Urretavizcaya, Mikel; Tendolkar, Indira; Takamiya, Akihiro; Stek, Max L.; Soriano-Mas, Carles; Redlich, Ronny; Paulson, Olaf B.; Oudega, Mardien L.; Opel, Nils; Nordanskog, Pia; Kishimoto, Taishiro; Kämpe, Robin; Jørgensen, Anders; Hanson, Lars G.; Hamilton, J. Paul; Espinoza, Randall; Emsell, Louise; van Eijndhoven, Philip; Dols, Annemieke; Dannlowski, Udo; Cardoner, Narcis; Bouckaert, Filip; Anand, Amit; Bartsch, Hauke; Kessler, Ute; Ødegaard, Ketil Joachim; Dale, Anders; Oltedal, Leif (Peer reviewed; Journal article, 2020-03-01)
      Background Electroconvulsive therapy (ECT) is associated with volumetric enlargements of corticolimbic brain regions. However, the pattern of whole-brain structural alterations following ECT remains unresolved. Here, we ...

    • CD64 as a potential biomarker in septic arthritis 

      Oppegaard, Oddvar; Skodvin, Brita; Halse, Anne-Kristine; Langeland, Nina (Peer reviewed; Journal article, 2013-06-19)
      Background Traditional inflammatory markers are generally unhelpful in discerning septic arthritis from inflammatory joint disease due to their lack of specificity. We wished to explore the discriminatory power of the novel ...

    • Circulating concentrations of biomarkers and metabolites related to Vitamin status, one-carbon and the kynurenine pathways in US, Nordic, Asian, and Australian populations 

      Midttun, Øivind; Theofylaktopoulou, Despoina; Mccann, Adrian; Fanidi, Anouar; Muller, David C.; Meyer, Klaus; Ulvik, Arve; Zheng, Wei; Shu, Xiao-Ou; Xiang, Yong-Bing; Prentice, Ross; Thomson, Cynthia A.; Pettinger, Mary; Giles, Graham G.; Hodge, Allison; Cai, Qiuyin; Blot, William J.; Wu, Jie; Johansson, Mikael; Hultdin, Johan; Grankvist, Kjell; Stevens, Victoria L.; McCullough, Marjorie L.; Weinstein, Stephanie J.; Albanes, Demetrius; Langhammer, Arnulf; Hveem, Kristian; Næss, Marit; Sesso, Howard D.; Gaziano, J. Michael; Buring, Julie E.; Lee, I-Min; Severi, Gianluca; Zhang, Xuehong; Han, Jiali; Stampfer, Meir J.; Smith-Warner, Stephanie A.; Zeleniuch-Jacquotte, Anne; Le Marchand, Loic; Yuan, Jian-Min; Butler, Lesley M.; Koh, Woon-Puay; Wang, Renwei; Gao, Yu-Tang; Ericson, Ulrika; Sonestedt, Emily; Ziegler, Regina G.; Freedman, Neal D.; Visvanathan, Kala; Jones, Miranda R.; Relton, Caroline; Brennan, Paul; Johansson, Mattias; Ueland, Per Magne (Peer reviewed; Journal article, 2017-06)
      Background: Circulating concentrations of biomarkers that are related to vitamin status vary by factors such as diet, fortification, and supplement use. Published biomarker concentrations have also been influenced by the ...

    • 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 ...

    • Increased microvascular proliferation is negatively correlated to tumour blood flow and is associated with unfavourable outcome in endometrial carcinomas 

      Haldorsen, Ingfrid S.; Stefansson, Ingunn; Grüner, Renate; Husby, Jenny Hild Aase; Magnussen, Inger Johanne; Werner, Henrica Maria Johanna; Salvesen, Øyvind; Bjørge, Line; Trovik, Jone; Taxt, Torfinn; Akslen, Lars A.; Salvesen, Helga Birgitte (Peer reviewed; Journal article, 2014)
      Background: We aimed to study the angiogenic profile based on histomorphological markers in endometrial carcinomas in relation to imaging parameters obtained from preoperative dynamic contrast-enhanced magnetic resonance ...

    • IP-10 differentiates between active and latent tuberculosis irrespective of HIV status and declines during therapy 

      Wergeland, Ida; Pullar, Nadine Durema; Assmus, Jörg; Ueland, Thor; Tonby, Kristian; Feruglio, Siri; Kvale, Dag; Damås, Jan Kristian; Aukrust, Pål; Mollnes, Tom Eirik; Dyrhol-Riise, Anne Ma (Peer reviewed; Journal article, 2015-04)
      Objectives: Biomarkers for diagnosis and therapy efficacy in tuberculosis (TB) are requested. We have studied biomarkers that may differentiate between active and latent TB infection (LTBI), the influence of HIV infection ...

    • Neopterin as an effect modifier of the cardiovascular risk predicted by total homocysteine: A prospective 2-cohort study 

      Bjørnestad, Espen Øglænd; Borsholm, Robert Andre; Svingen, Gard Frodahl Tveitevåg; Pedersen, Eva Ringdal; Seifert, Reinhard; Midttun, Øivind; Ueland, Per Magne; Tell, Grethe S.; Bønaa, Kaare Harald; Nygård, Ottar (Peer reviewed; Journal article, 2017-10)
      Background: Plasma total homocysteine (tHcy) is related to plasma neopterin, an indicator of interferon‐γ‐mediated immune activation, and both biomarkers positively predict cardiovascular risk. We examined whether the ...

    • The PAr index, an indicator reflecting altered vitamin B-6 homeostasis, is associated with long-term risk of stroke in the general population: the Hordaland Health Study (HUSK) 

      Zuo, Hui; Tell, Grethe S.; Ueland, Per Magne; Nygård, Ottar; Vollset, Stein Emil; Midttun, Øivind; Meyer, Klaus; Ulvik, Arve (Peer reviewed; Journal article, 2018-01)
      Background: Vitamin B-6 homeostasis is altered during inflammation and immune activation. It is unknown whether altered vitamin B-6 homeostasis is associated with the risk of stroke. Objective: We investigated the relation ...

    • Plasma cystathionine and risk of incident stroke in patients with suspected stable angina pectoris 

      Dhar, Indu; Svingen, Gard Frodahl Tveitevåg; Ueland, Per Magne; Lysne, Vegard; Svenningsson, Mads Malm; Tell, Grethe S.; Nygård, Ottar (Peer reviewed; Journal article, 2018)
      Background: Cystathionine is an intermediate product in the transsulfuration pathway and formed during the B6‐dependent conversion of methionine to cysteine. Elevated plasma cystathionine has been related to atherosclerosis, ...

    • Quantification of the concentration gradient of biomarkers between ovarian carcinoma interstitial fluid and blood 

      Haslene-Hox, Hanne; Madani, Amina; Berg, Kaja Christine Graue; Woie, Kathrine; Salvesen, Helga Birgitte; Wiig, Helge; Tenstad, Olav (Peer reviewed; Journal article, 2014-12)
      Background: Tumor interstitial fluid (TIF) rather than plasma should be used in cancer biomarker discovery because of the anticipated higher concentration of locally produced proteins in the tumor microenvironment. ...

    • Serum concentrations of kynurenines in adult patients with attention-deficit hyperactivity disorder (ADHD): a case–control study 

      Hegvik, Tor-Arne; Ulvik, Arve; Halmøy, Anne; Haavik, Jan; Aarsland, Tore Ivar Malmei; Landaas, Elisabeth Toverud; Ueland, Per Magne (Peer reviewed; Journal article, 2015-11-05)
      Background: The essential amino acid tryptophan is catabolised mainly through the kynurenine pathway. Altered circulating levels of kynurenines have been reported in chronic inflammatory conditions and in several ...

    • Upregulated PDK4 expression is a sensitive marker of increased fatty acid oxidation 

      Pettersen, Ina Katrine Nitschke; Tusubira, Deusdedit; Ashrafi, Hanan; Dyrstad, Sissel Elisabeth; Hansen, Lena; Liu, Xiao-Zheng; Hodneland, Linn I.; Løvsletten, Nils Gunnar; Berge, Kjetil; Wergedahl, Hege; Bjørndal, Bodil; Fluge, Øystein; Bruland, Ove; Rustan, Arild; Halberg, Nils; Røsland, Gro Vatne; Berge, Rolf Kristian; Tronstad, Karl Johan (Peer reviewed; Journal article, 2019)
      Fatty acid oxidation is a central fueling pathway for mitochondrial ATP production. Regulation occurs through multiple nutrient- and energy-sensitive molecular mechanisms. We explored if upregulated mRNA expression of the ...

    • The value of cerebrospinal fluid α‐synuclein and the tau/α‐synuclein ratio for diagnosis of neurodegenerative disorders with Lewy pathology 

      Førland, Marthe Gurine; Tysnes, Ole-Bjørn; Aarsland, Dag; Maple-Grødem, Jodi; Pedersen, Kenn Freddy; Alves, Guido Werner; Lange, Johannes (Peer reviewed; Journal article, 2019-07-10)
      Background and purpose: Parkinson's disease (PD), dementia with Lewy bodies (DLB) and Alzheimer's disease (AD) are three of the most common neurodegenerative disorders. Up to 20% of these patients have the wrong diagnosis, ...