• Assessing treatment response and prognosis by serum and tissue metabolomics in breast cancer patients 

      Debik, Julia Barbara; Euceda, Leslie R.; Lundgren, Steinar; Gythfeldt, Hedda; Garred, Øystein; Borgen, Elin; Engebråten, Olav; Bathen, Tone Frost; Giskeødegård, Guro F. (Journal article; Peer reviewed, 2019)
      Patients with locally advanced breast cancer have a worse prognosis compared to patients with localized tumors and require neoadjuvant treatment before surgery. The aim of this study was to characterize the systemic metabolic ...
    • Effect of Repeated Freeze‒Thaw Cycles on NMR-Measured Lipoproteins and Metabolites in Biofluids 

      Wang, Feng; Debik, Julia; Andreassen, Trygve; Euceda, Leslie R.; Haukaas, Tonje Husby; Cannet, Claire; Schäfer, Hartmut; Bathen, Tone Frost; Giskeødegård, Guro F. (Journal article; Peer reviewed, 2019)
      Metabolic profiling of biofluids by nuclear magnetic resonance (NMR) spectroscopy serves as an important tool in disease characterization, and its accuracy largely depends on the quality of samples. We aimed to explore ...
    • Evaluation of metabolomic changes during neoadjuvant chemotherapy combined with bevacizumab in breast cancer using MR spectroscopy 

      Euceda, Leslie R.; Haukaas, Tonje Husby; Giskeødegård, Guro F.; Vettukattil, Muhammad Riyas; Engel, Jasper; Silwal-Pandit, Laxmi; Lundgren, Steinar; Borgen, Elin; Garred, Øystein; Postma, Geert; Buydens, Lutgarde M.C.; Børresen-Dale, Anne-Lise; Engebråten, Olav; Bathen, Tone Frost (Journal article; Peer reviewed, 2017)
      Introduction Metabolomics investigates biochemical processes directly, potentially complementing transcriptomics and proteomics in providing insight into treatment outcome. Objectives This study aimed to use ...
    • Ex vivo metabolic fingerprinting identifies biomarkers predictive of prostate cancer recurrence following radical prostatectomy 

      Braadland, Peder; Giskeødegård, Guro F.; Sandsmark, Elise; Bertilsson, Helena; Euceda, Leslie R.; Hansen, Ailin Falkmo; Guldvik, Ingrid Jenny; Selnæs, Kirsten Margrete; Grytli, Helene Hartvedt; Katz, Betina; Svindland, Aud; Bathen, Tone Frost; Eri, Lars Magne; Nygård, Ståle; Berge, Viktor; Tasken, Kristin Austlid; Tessem, May-Britt (Journal article; Peer reviewed, 2017)
      Background: Robust biomarkers that identify prostate cancer patients with high risk of recurrence will improve personalised cancer care. In this study, we investigated whether tissue metabolites detectable by high-resolution ...
    • Metabolic clusters of breast cancer in relation to gene- and protein expression subtypes 

      Haukaas, Tonje Husby; Euceda, Leslie R.; Giskeødegård, Guro F.; Lamichhane, Santosh; Krohn, Marit; Jernstrøm, Sandra; Aure, Miriam Ragle; Lingjærde, Ole Christian; Schlichting, Ellen; Garred, Øystein; Due, Eldri Undlien; Mills, Gordon B.; Sahlberg, Kristine Kleivi; Børresen-Dale, Anne-Lise; Bathen, Tone Frost; (OSBREAC), Oslo Breast Cancer Consortium (Journal article; Peer reviewed, 2016)
      Background: The heterogeneous biology of breast cancer leads to high diversity in prognosis and response to treatment, even for patients with similar clinical diagnosis, histology, and stage of disease. Identifying ...
    • Metabolic portraits of breast cancer by HR MAS MR spectroscopy of intact tissue samples 

      Haukaas, Tonje Husby; Euceda, Leslie R.; Giskeødegård, Guro F.; Bathen, Tone Frost (Journal article; Peer reviewed, 2017)
      Despite progress in early detection and therapeutic strategies, breast cancer remains the second leading cause of cancer-related death among women globally. Due to the heterogeneity and complexity of tumor biology, breast ...
    • Metabolic response to everolimus in patient-derived triple negative breast cancer xenografts 

      Euceda, Leslie R.; Hill, Deborah Katherine; Stokke, Endre; Hatem, Rana; Botty, Rania; Bieche, Ivan; Marangoni, Elisabetta; Bathen, Tone Frost; Moestue, Siver Andreas (Journal article; Peer reviewed, 2017)
      Patients with triple-negative breast cancer (TNBC) are unresponsive to endocrine and anti-HER2 pharmacotherapy, limiting their therapeutic options to chemotherapy. TNBC is frequently associated with abnormalities in the ...
    • Multiparametric Characterization of Response to Anti-angiogenic Therapy Using USPIO Contrast-enhanced MRI in Combination with Dynamic Contrast-enhanced MRI 

      Kim, Jana; Kim, Eugene; Euceda, Leslie R.; Meyer, Dan E.; Langseth, Karina; Bathen, Tone Frost; Moestue, Siver Andreas; Huuse, Else Marie (Journal article, 2017)
      Background Steady state susceptibility contrast (SSC)-MRI provides information on vascular morphology but is a rarely used method. Purpose To investigate the utility of the ultrasmall superparamagnetic iron oxide particles ...
    • NMR-based metabolomics of biofluids in cancer 

      Giskeødegård, Guro F.; Madssen, Torfinn Støve; Euceda, Leslie R.; Tessem, May-Britt; Moestue, Siver Andreas; Bathen, Tone Frost (Journal article; Peer reviewed, 2018)
      Metabolomics is the branch of “omics” technologies that involves high‐throughput identification and quantification of small‐molecule metabolites in the metabolome. NMR‐based spectroscopy of biofluids represents a potential ...
    • Non-Invasive Prostate Cancer Characterization with Diffusion-Weighted MRI: Insight from In silico Studies of a Transgenic Mouse Model 

      Hill, Deborah Katherine; Heindl, Andreas; Zormpas-Petridis, Konstantinos; Collins, David J.; Euceda, Leslie R.; Rodrigues, Daniel; Moestue, Siver Andreas; Jamin, Yann; Koh, Dow-Mu; Yuan, Yinyin; Bathen, Tone Frost; Leach, Martin O; Blackledge, Matthew D. (Journal article; Peer reviewed, 2017)
      Diffusion-weighted magnetic resonance imaging (DWI) enables non-invasive, quantitative staging of prostate cancer via measurement of the apparent diffusion coefficient (ADC) of water within tissues. In cancer, more advanced ...
    • Prediction of Clinical Endpoints in Breast Cancer Using NMR Metabolic Profiles 

      Euceda, Leslie R.; Haukaas, Tonje Husby; Bathen, Tone Frost; Giskeødegård, Guro F. (Chapter, 2018)
      Metabolic profiles reflect biological conditions as a result of biochemical changes within a living system. It is therefore possible to associate metabolic signatures with clinical endpoints of diseases, such as breast ...
    • Preprocessing of NMR metabolomics data 

      Giskeødegård, Guro F.; Bathen, Tone Frost; Euceda, Leslie R. (Journal article; Peer reviewed, 2015)
      Metabolomics involves the large scale analysis of metabolites and thus, provides information regarding cellular processes in a biological sample. Independently of the analytical technique used, a vast amount of data is ...
    • Quantifying bone marrow inflammatory edema in the spine and sacroiliac joints with thresholding 

      Chronaiou, Ioanna; Thomsen, Ruth Stoklund; Huuse, Else Marie; Euceda, Leslie R.; Pedersen, Susanne Juhl; Hoff, Mari; Sitter, Beathe (Journal article; Peer reviewed, 2017)
      Background Psoriatic Arthritis (PsA) is a chronic inflammatory arthritis that develops in patients with psoriasis. Inflammatory edema in the spine may reflect subclinical disease activity and be a predictor of radiographic ...
    • Serum levels of inflammation-related markers and metabolites predict response to neoadjuvant chemotherapy with and without bevacizumab in breast cancers 

      Nome, Marianne Eikhom; Euceda, Leslie R.; Jabeen, Shakila; Debik, Julia; Bathen, Tone Frost; Giskeødegård, Guro F.; Tasken, Kristin Austlid; Mælandsmo, Gunhild Mari; Halvorsen, Bente; Yndestad, Arne; Borgen, Elin; Garred, Øystein; Aukrust, Pål; Ueland, Thor; Engebraaten, Olav; Kristensen, Vessela N.; Tekpli, Xavier (Journal article; Peer reviewed, 2019)
      Angiogenesis is necessary for tumor growth and has been targeted in breast cancer; however, it is unclear which patients will respond and benefit from antiangiogenic therapy. We report noninvasive monitoring of patient ...