• Altered metabolic landscape in IDH‐mutant gliomas affects phospholipid, energy, and oxidative stress pathways 

      Fack, Fred; Tardito, Saverio; Hochart, Guillaume; Oudin, Anaïs; Zheng, Liang; Fritah, Sabrina; Golebiewska, Anna; Nazarov, Petr; Bernard, Amandine; Hau, Ann-Christin; Keunen, Olivier; Leenders, William P.J.; Lund-Johansen, Morten; Stauber, Jonathan; Gottlieb, Eyal; Bjerkvig, Rolf; Niclou, Simone Pierrette (Peer reviewed; Journal article, 2017)
      Heterozygous mutations in NADP‐dependent isocitrate dehydrogenases (IDH) define the large majority of diffuse gliomas and are associated with hypermethylation of DNA and chromatin. The metabolic dysregulations imposed by ...
    • Bevacizumab treatment induces metabolic adaptation toward anaerobic metabolism in glioblastomas 

      Fack, Fred; Espedal, Heidi; Keunen, Olivier; Golebiewska, Anna; Obad, Nina; Harter, Patrick N.; Mittelbronn, Michel; Bähr, Oliver; Weyerbrock, Astrid; Stuhr, Linda Elin Birkhaug; Miletic, Hrvoje; Sakariassen, Per Øystein; Stieber, Daniel; Rygh, Cecilie Brekke; Lund-Johansen, Morten; Zheng, Liang; Gottlieb, Eyal; Niclou, Simone P.; Bjerkvig, Rolf (Peer reviewed; Journal article, 2015-01)
      Anti-angiogenic therapy in glioblastoma (GBM) has unfortunately not led to the anticipated improvement in patient prognosis. We here describe how human GBM adapts to bevacizumab treatment at the metabolic level. By performing ...
    • Bi-specific tenascin-C and fibronectin targeted peptide for solid tumor delivery 

      Lingasamy, Prakash; Tobi, Allan; Haugas, Maarja; Hunt, Hedi; Paiste, Paarn; Asser, Toomas; Ratsep, Tonu; Kotamraju, Venkata Ramana; Bjerkvig, Rolf; Teesalu, Tambet (Peer reviewed; Journal article, 2019)
      Oncofetal fibronectin (FN-EDB) and tenascin-C C domain (TNC-C) are nearly absent in extracellular matrix of normal adult tissues but upregulated in malignant tissues. Both FN-EDB and TNC-C are developed as targets of ...
    • Cellular Host Responses to Gliomas 

      Najbauer, Joseph; Huszthy, Peter Csaba; Barish, Michael E.; Garcia, Elizabeth; Metz, Marianne Z.; Myers, Sarah M.; Gutova, Margarita; Frank, Richard T.; Miletic, Hrvoje; Kendall, Stephen E.; Glackin, Carlotta A.; Bjerkvig, Rolf; Aboody, Karen S. (Peer reviewed; Journal article, 2012-04-23)
      Background: Glioblastoma multiforme (GBM) is the most aggressive type of malignant primary brain tumors in adults. Molecular and genetic analysis has advanced our understanding of glioma biology, however mapping the cellular ...
    • Deciphering the complex role of thrombospondin-1 in glioblastoma development 

      Daubon, Thomas; Léon, Céline; Clarke, Kim; Andrique, Laetitia; Salabert, Laura; Darbo, Elodie; Pineau, Raphael; Guérit, Sylvaine; Maitre, Marlène; Dedieu, Stéphane; Jeanne, Albin; Bailly, Sabine; Feige, Jean-Jacques; Miletic, Hrvoje; Rossi, Marco; Bello, Lorenzo; Falciani, Francesco; Bjerkvig, Rolf; Bikfalvi, Andréas (Peer reviewed; Journal article, 2019-03-08)
      We undertook a systematic study focused on the matricellular protein Thrombospondin-1 (THBS1) to uncover molecular mechanisms underlying the role of THBS1 in glioblastoma (GBM) development. THBS1 was found to be increased ...
    • Effective treatment of metastatic melanoma by combining MAPK and PI3K signaling pathway inhibitors 

      Aasen, Synnøve Nymark; Parajuli, Himalaya; Hoang, Tuyen; Feng, Zichao; Stokke, Krister; Wang, Jiwei; Roy, Kislay; Bjerkvig, Rolf; Knappskog, Stian; Thorsen, Frits (Peer reviewed; Journal article, 2019-08-29)
      Malignant melanoma is the most aggressive type of skin cancer and is closely associated with the development of brain metastases. Despite aggressive treatment, the prognosis has traditionally been poor, necessitating ...
    • Expression of the progenitor marker NG2/CSPG4 predicts poor survival and resistance to ionising radiation in glioblastoma 

      Svendsen, Agnete; Verhoeff, Joost J. C.; Immervoll, Heike; Brøgger, Jan C.; Kmiecik, Justyna; Poli, Aurélie; Netland, Inger A.; Planagumà, Jesús; Torsvik, Anja; Sakariassen, Per Øystein; Bjerkvig, Rolf; Enger, Per Øyvind; Tronstad, Karl Johan (Peer reviewed; Journal article, 2011-08-24)
      Glioblastoma (GBM) is a highly aggressive brain tumour, where patients respond poorly to radiotherapy and exhibit dismal survival outcomes. The mechanisms of radioresistance are not completely understood. However, cancer ...
    • Glioblastomas are composed of genetically divergent clones with distinct tumourigenic potential and variable stem cell-associated phenotypes 

      Stieber, Daniel; Golebiewska, Anna; Evers, Lisa; Lenkiewicz, Elizabeth; Brons, Nicolas H.C.; Nicot, Nathalie; Oudin, Anaïs; Bougnaud, Sébastien; Hertel, Frank; Bjerkvig, Rolf; Vallar, Laurent; Barrett, Michael T.; Niclou, Simone P. (Peer reviewed; Journal article, 2014-02)
      Glioblastoma (GBM) is known to be a heterogeneous disease; however, the genetic composition of the cells within a given tumour is only poorly explored. In the advent of personalised medicine the understanding of intra-tumoural ...
    • Hyperoxia retards growth and induces apoptosis and loss of glands and blood vessels in DMBA-induced rat mammary tumors 

      Raa, Anette; Stansberg, Christine; Steen, Vidar Martin; Bjerkvig, Rolf; Reed, Rolf K.; Stuhr, Linda Elin Birkhaug (Journal article, 2007-01-30)
      This study investigated the effects of hyperoxic treatment on growth, angiogenesis, apoptosis, general morphology and gene expression in DMBA-induced rat mammary tumors. Methods: One group of animals was exposed to normobaric ...
    • In vitro treatment of melanoma brain metastasis by simultaneously targeting the MAPK and PI3K signaling pathways 

      Daphu, Inderjit Kaur; Horn, Sindre August; Stieber, Daniel; Varughese, Jobin K.; Spriet, Endy; Dale, Hege Avsnes; Skaftnesmo, Kai Ove; Bjerkvig, Rolf; Thorsen, Frits Alan (Peer reviewed; Journal article, 2014-05-16)
      Malignant melanoma is the most lethal form of skin cancer, with a high propensity to metastasize to the brain. More than 60% of melanomas have the BRAFV600E mutation, which activates the mitogen-activated protein kinase ...
    • Inference of low and high-grade glioma gene regulatory networks delineates the role of Rnd3 in establishing multiple hallmarks of cancer 

      Clarke, Kim; Daubon, Thomas; Turan, Nil; Soulet, Fabienne; Mohd Zahari, Maihafizah; Ryan, Katie R.; Durant, Sarah; He, Shan; Herbert, John; Ankers, John; Heath, John K.; Bjerkvig, Rolf; Bicknell, Roy; Hotchin, Neil A.; Bikfalvi, Andreas; Falciani, Francesco (Peer reviewed; Journal article, 2015-07-01)
      Gliomas are a highly heterogeneous group of brain tumours that are refractory to treatment, highly invasive and pro-angiogenic. Glioblastoma patients have an average survival time of less than 15 months. Understanding the ...
    • Inhibition of mitochondrial respiration prevents BRAF-mutant melanoma brain metastasis 

      Sundstrøm, Terje; Prestegarden, Lars; Azuaje, Francisco; Aasen, Synnøve Nymark; Røsland, Gro Vatne; Varughese, Jobin K.; Bahador, Marzieh; Bernatz, Simon; Braun, Yannick; Harter, Patrick N.; Skaftnesmo, Kai Ove; Ingham, Elizabeth S.; Mahakian, Lisa M.; Tam, Sarah; Tepper, Clifford G.; Petersen, Kjell; Ferrara, Katherine W.; Tronstad, Karl Johan; Lund-Johansen, Morten; Beschorner, Rudi; Bjerkvig, Rolf; Thorsen, Frits (Peer reviewed; Journal article, 2019-04-10)
      Melanoma patients carry a high risk of developing brain metastases, and improvements in survival are still measured in weeks or months. Durable disease control within the brain is impeded by poor drug penetration across ...
    • Interfering with long non-coding RNA MIR22HG processing inhibits glioblastoma progression through suppression of Wnt/β-catenin signalling 

      Han, Mingzhi; Wang, Shuai; Fritah, Sabrina; Wang, Xu; Zhou, Wenjing; Yang, Ning; Ni, Shilei; Huang, Bin; Chen, Anjing; Li, Gang; Miletic, Hrvoje; Thorsen, Frits; Bjerkvig, Rolf; Li, Xingang; Wang, Jian (Peer reviewed; Journal article, 2020)
      Long non-coding RNAs play critical roles in tumour progression. Through analysis of publicly available genomic datasets, we found that MIR22HG, the host gene of microRNAs miR-22-3p and miR-22-5p, is ranked among the most ...
    • Interstitial fluid: the overlooked component of the tumor microenvironment? 

      Wiig, Helge; Tenstad, Olav; Iversen, Per Ole; Kalluri, Raghu; Bjerkvig, Rolf (Peer reviewed; Journal article, 2010-07-23)
      Background: The interstitium, situated between the blood and lymph vessels and the cells, consists of a solid or matrix phase and a fluid phase, together constituting the tissue microenvironment. Here we focus on the ...
    • Lack of functional normalisation of tumour vessels following anti-angiogenic therapy in glioblastoma 

      Obad, Nina; Espedal, Heidi; Jirík, Radovan; Sakariassen, Per Øystein; Rygh, Cecilie Brekke; Lund-Johansen, Morten; Taxt, Torfinn; Niclou, Simone Pierrette; Bjerkvig, Rolf; Keunen, Olivier (Peer reviewed; Journal article, 2017)
      Neo-angiogenesis represents an important factor for the delivery of oxygen and nutrients to a growing tumour, and is considered to be one of the main pathodiagnostic features of glioblastomas (GBM). Anti-angiogenic therapy ...
    • Long-term treatment with valganciclovir improves lentiviral suicide gene therapy of glioblastoma 

      Hossain, Jubayer; Latif, Md Abdul; Ystaas, Lars Andreas Rømo; Ninzima, Sandra; Riecken, Kristoffer; Muller, Arnaud; Azuaje, Fransisco; Vareecal Joseph, Justin; Talasila, Krishna Mukharji; Ghimire, Jiwan; Fehse, Boris; Bjerkvig, Rolf; Miletic, Hrvoje (Peer reviewed; Journal article, 2019)
      Background: Suicide gene therapy for malignant gliomas has shown encouraging results in the latest clinical trials. However, prodrug application was most often restricted to short-term treatment (14 days), especially when ...
    • Multimodal imaging of gliomas in the context of evolving cellular and molecular therapies 

      Keunen, Olivier; Taxt, Torfinn; Grüner, Renate; Lund-Johansen, Morten; Tonn, Joerg-Christian; Pavlin, Tina; Bjerkvig, Rolf; Niclou, Simone P.; Thorsen, Frits Alan (Peer reviewed; Journal article, 2014-09-30)
      The vastmajority ofmalignant gliomas relapse after surgery and standard radio-chemotherapy. Novelmolecular and cellular therapies are thus being developed, targeting specific aspects of tumor growth.While histopathology ...
    • Mutant IDH1 Differently Affects Redox State and Metabolism in Glial Cells of Normal and Tumor Origin 

      Biedermann, Julia; Preussler, Mathias; Conde, Marina; Peitzsch, Mirko; Richter, Susan; Wiedemuth, Ralf; Abou-El-Ardat, Khalil; Krüger, Alexander; Meinhardt, Mathias; Schackert, Gabriele; Leenders, William P.J.; Herold-Mende, Christel; Niclou, Simone Pierrette; Bjerkvig, Rolf; Eisenhofer, Graeme; Temme, Achim; Seifert, Michael; Kunz-Schughart, Leoni A.; Schröck, Evelin; Klink, Barbara (Peer reviewed; Journal article, 2019-12-16)
      IDH1R132H (isocitrate dehydrogenase 1) mutations play a key role in the development of low-grade gliomas. IDH1wt converts isocitrate to α-ketoglutarate while reducing nicotinamide adenine dinucleotide phosphate (NADP+), ...
    • PMEPA1 isoform a drives progression of glioblastoma by promoting protein degradation of the Hippo pathway kinase LATS1 

      Ji, Jianxiong; Ding, Kaikai; Luo, Tao; Xu, Ran; Zhang, Xin; Huang, Bin; Chen, An-Jing; Zhang, Di; Miletic, Hrvoje; Bjerkvig, Rolf; Thorsen, Frits; Wang, Jian; Li, Xingang (Peer reviewed; Journal article, 2019)
      The Hippo signaling pathway controls organ development and is also known, in cancer, to have a tumor suppressing role. Within the Hippo pathway, we here demonstrate, in human gliomas, a functional interaction of a transmembrane ...
    • Practical considerations for omics experiments in biomedical sciences 

      Vaudel, Marc; Barsnes, Harald; Bjerkvig, Rolf; Bikfalvi, Andreas; Selheim, Frode; Berven, Frode; Daubon, Thomas (Peer reviewed; Journal article, 2016)
      Modern analytical techniques provide an unprecedented insight to biomedical samples, allowing an in depth characterization of cells or body fluids, to the level of genes, transcripts, peptides, proteins, metabolites, or ...