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Ole Johan Halvorsen's picture

Ole Johan Halvorsen

Professor
  • E-mailOle.Halvorsen@uib.no
  • Phone+47 415 28 316
  • Visitor Address
    Avdeling for patologi, Haukeland Universitetssykehus
    Bergen
  • Postal Address
    Postboks 7804
    5020 Bergen
Academic article
  • Almås, Bjarte; Øverby, Stein; Halvorsen, Ole Johan; Reisæter, Lars Anders Rokne; Assmus, Jörg; Carlsen, Birgitte; Loe, Anders Borgersen; Beisland, Christian. 2019. Tumour architecture, grade and location remain predictors of non-organ-confined upper tract urothelial carcinoma at time of radical nephroureterectomy: results from a multicenter Norwegian external validation study. World journal of urology.
  • Børretzen, Astrid; Gravdal, Karsten; Haukaas, Svein Andreas; Beisland, Christian; Akslen, Lars A.; Halvorsen, Ole Johan. 2019. FOXC2 expression and epithelial–mesenchymal phenotypes are associated with castration resistance, metastasis and survival in prostate cancer. The journal of pathology. Clinical research. 272-286.
  • Berle, Magnus; Ghila, Luiza; Vethe, Heidrun; Chaudhry, Beenish Adeel; Garberg, Hilde Kristin; Beisland, Christian; Haaland, Øystein Ariansen; Oveland, Eystein; Halvorsen, Ole Johan; Davidsson, Thomas; Chera, Simona. 2018. Novel protein signatures suggest progression to muscular invasiveness in bladder cancer. PLOS ONE. 1-15.
  • Losnegård, Are; Reisæter, Lars Anders Rokne; Halvorsen, Ole Johan; Beisland, Christian; Castilho, Aurea; Muren, Ludvig Paul; Rørvik, Jarle; Lundervold, Arvid. 2018. Intensity-based volumetric registration of magnetic resonance images and whole-mount sections of the prostate. Computerized Medical Imaging and Graphics. 24-30.
  • Jurek, Jakub; Kociński, Marek; Materka, Andrzej; Losnegård, Are; Reisæter, Lars Anders Rokne; Halvorsen, Ole Johan; Beisland, Christian; Rørvik, Jarle; Lundervold, Arvid. 2018. Dictionary-based through-plane interpolation of prostate cancer T2-weighted MR images. Signal Processing - Algorithms, Architectures, Arrangements, and Applications Conference Proceedings, SPA. 168-173.
  • Jurek, Jakub; Pelesz, Mateusz; Losnegård, Are; Reisæter, Lars Anders Rokne; Wojciechowski, Adam; Klepaczko, Artur; Halvorsen, Ole Johan; Beisland, Christian; Kociński, Marek; Materka, Andrzej; Rørvik, Jarle; Lundervold, Arvid. 2018. CRF-Based clustering of pharmacokinetic curves from dynamic contrast-enhanced MR images. Signal Processing - Algorithms, Architectures, Arrangements, and Applications Conference Proceedings, SPA. 174-179.
  • Jurek, Jakub; Kociński, Marek; Materka, Andrzej; Losnegård, Are; Reisæter, Lars Anders Rokne; Halvorsen, Ole Johan; Beisland, Christian; Rørvik, Jarle; Lundervold, Arvid. 2017. Rule-based data-driven approach for computer aided diagnosis of the peripheral zone prostate cancer from multiparametric MRI: Proof of concept. Signal Processing - Algorithms, Architectures, Arrangements, and Applications Conference Proceedings, SPA. 90-95.
  • Jurek, Jakub; Kociński, Marek; Materka, Andrzej; Losnegård, Are; Reisæter, Lars Anders Rokne; Halvorsen, Ole Johan; Beisland, Christian; Rørvik, Jarle; Lundervold, Arvid. 2017. Reconstruction of high-resolution T2W MR images of the prostate using maximum a posteriori approach and Markov random field regularization. Signal Processing - Algorithms, Architectures, Arrangements, and Applications Conference Proceedings, SPA. 96-99.
  • Reisæter, Lars Anders Rokne; Futterer, Jürgen J.; Losnegård, Are; Nygård, Yngve; Monssen, Jan Anker; Gravdal, Karsten; Halvorsen, Ole Johan; Akslen, Lars A.; Biermann, Martin; Haukaas, Svein Andreas; Rørvik, Jarle; Beisland, Christian. 2017. Optimising preoperative risk stratification tools for prostate cancer using mpMRI. European Radiology. 1016-1026.
  • Almås, Bjarte; Halvorsen, Ole Johan; Gjengstø, Peder; Ulvik, Øyvind; Beisland, Christian. 2016. Grading of urothelial carcinoma of the upper urinary tract according to the World Health Organization/International Society of Urological Pathology classification from 2004 is a valuable tool when considering whether a patient is suitable for endoscopic treatment. Scandinavian journal of urology. 298-304.
  • Nygård, Yngve; Haukaas, Svein Andreas; Halvorsen, Ole Johan; Gravdal, Karsten; Frugård, Jannicke; Akslen, Lars A.; Beisland, Christian. 2016. A positive Real-Time Elastography (RTE) combined with a Prostate Cancer Gene 3 (PCA3) score above 35 convey a high probability of intermediate- or high-risk prostate cancer in patient admitted for primary biopsy. BMC Urology. 1-8.
  • Nygård, Yngve; Haukaas, Svein Andreas; Eide, Geir Egil; Halvorsen, Ole Johan; Gravdal, Karsten; Frugård, Jannicke; Akslen, Lars A.; Beisland, Christian. 2015. Prostate cancer antigen-3 (PCA3) and PCA3-based nomograms in the diagnosis of prostate cancer: an external validation of Hansen's nomogram on a Norwegian cohort. Scandinavian journal of urology. 8-15.
  • Reisæter, Lars Anders Rokne; Fütterer, Jurgen; Halvorsen, Ole Johan; Nygård, Yngve; Biermann, Martin; Andersen, Erling; Gravdal, Karsten; Haukaas, Svein Andreas; Monssen, Jan Anker; Huisman, Henkjan J; Akslen, Lars A.; Beisland, Christian; Rørvik, Jarle. 2015. 1.5-T multiparametric MRI using PI-RADS: a region by region analysis to localize the index-tumor of prostate cancer in patients undergoing prostatectomy. Acta Radiologica. 500-511.
  • Lia, Wenliang; Ai, Nanping; Wang, Suming; Bhattacharya, Nandita; Vrbanac, Vladimir; Collins, Michael; Signoretti, Sabina; Hu, Yanhui; Boyce, Frederick M.; Gravdal, Karsten; Halvorsen, Ole Johan; Nalwoga, Hawa; Akslen, Lars A.; Harlow, Ed; Watnick, Randolph S. 2014. GRK3 is essential for metastatic cells and promotes prostate tumor progression. Proceedings of the National Academy of Sciences of the United States of America. 1521-1526.
  • Nygård, Yngve; Haukaas, Svein Andreas; Halvorsen, Ole Johan; Gravdal, Karsten; Frugård, Jannicke; Akslen, Lars A.; Beisland, Christian. 2014. A positive real-time elastography is an independent marker for detection of high-risk prostate cancers in the primary biopsy setting. BJU International. E90-E97.
  • Catena, Raúl; Bhattacharya, Nandita; El Rayes, Tina; Wang, Suming; Choi, Hyejin; Gao, Dingcheng; Ryu, Seongho; Joshi, Natasha; Bielenberg, Diane; Lee, Sharrell B.; Haukaas, Svein Andreas; Gravdal, Karsten; Halvorsen, Ole Johan; Akslen, Lars A.; Watnick, Randolph S.; Mittal, Vivek. 2013. Bone marrow-derived Gr1(+) cells can generate a metastasis-resistant microenvironment via induced secretion of thrombospondin-1. Cancer Discovery. 578-589.
  • Nygård, Yngve; Haukaas, Svein Andreas; Waage, Jo Erling Riise; Halvorsen, Ole Johan; Gravdal, Karsten; Frugård, Jannicke; Akslen, Lars A.; Beisland, Christian. 2012. Combination of real-time elastography and urine prostate cancer gene 3 (PCA3) detects more than 97 % of significant prostate cancers. Scandinavian Journal of Urology and Nephrology. 211-216.
  • Kvåle, Rune; Møller, Bjørn; Angelsen, Anders; Dahl, Olav; Fosså, Sophie Dorothea; Halvorsen, Ole Johan; Hoem, Lars; Solberg, Anette; Wahlqvist, Rolf; Bray, Freddie Ian. 2010. Regional trends in prostate cancer incidence, treatment with curative intent and mortality in Norway 1980-2007. Cancer Detection and Prevention. 359-367.
  • Rostad, Kari; Hellwinkel, Olaf JC; Haukaas, Svein Andreas; Halvorsen, Ole Johan; Øyan, Anne Margrete; Haese, Alexander; Budäus, Lars; Albrecht, Heiko; Akslen, Lars A.; Schlomm, Thorsten; Kalland, Karl-Henning. 2009. TMPRSS2:ERG fusion transcripts in urine from prostate cancer patients correlate with a less favorable prognosis. Acta Pathologica, Microbiologica et Immunologica Scandinavica (APMIS). 575-582.
  • Kang, Soo-Young; Halvorsen, Ole Johan; Gravdal, Karsten; Bhattacharya, Nandita; Lee, Jung Min; Liu, Nathan W.; Johnston, Brian T.; Johnston, Adam B.; Haukaas, Svein Andreas; Aamodt, Kristie; Yoo, Sun; Akslen, Lars A.; Watnick, Randolph S. 2009. Prosaposin inhibits tumor metastasis via paracrine and endocrine stimulation of stromal p53 and Tsp-1. Proceedings of the National Academy of Sciences of the United States of America. 12115-12120.
  • Gravdal, Karsten; Halvorsen, Ole Johan; Haukaas, Svein Andreas; Akslen, Lars A. 2009. Proliferation of immature tumor vessels is a novel marker of clinical progression in prostate cancer. Cancer Research. 4708-4715.
  • Karlsdóttir, Ása; Muren, Ludvig Paul; Wentzel-Larsen, Tore; Johannessen, Dag Clement; Haukaas, Svein Andreas; Halvorsen, Ole Johan; Dahl, Olav. 2009. Outcome in intermediate or high risk prostate cancer patients receiving radiation dose and hormone therapy. Acta Oncologica. 874-881.
  • Ke, Xisong; Qu, Yi; Rostad, Kari; Li, Wen-Cheng; Lin, Biaoyang; Halvorsen, Ole Johan; Haukaas, Svein Andreas; Jonassen, Inge; Petersen, Kjell; Goldfinger, Naomi; Rotter, Varda; Akslen, Lars A.; Øyan, Anne Margrete; Kalland, Karl-Henning. 2009. Genome-wide profiling of histone H3 lysine 4 and lysine 27 trimethylation reveals an epigenetic signature in prostate carcinogenesis. PLOS ONE. 14 pages.
  • Kvåle, Rune; Møller, Bjørn; Wahlqvist, Rolf; Fosså, Sophie Dorothea; Berner, Aasmund; Busch, Christer; Kyrdalen, Anne Edvardsen; Svindland, Aud; Viset, Trond; Halvorsen, Ole Johan. 2009. Concordance between Gleason scores of needle biopsies and radical prostatectomy specimens: a population-based study. BJU International. 1647-1654.
  • Lin, Biaoyang; Utleg, Angelita G.; Gravdal, Karsten; White, James T.; Halvorsen, Ole Johan; Lu, Wei; True, Lawrence D.; Vessella, Robert; Lange, Paul H.; Nelson, Peter S.; Hood, Leroy; Kalland, Karl-Henning; Akslen, Lars A. 2008. WDR19 expression is increased in prostate cancer compared with normal cells, but low-intensity expression in cancers is associated with shorter time to biochemical failures and local recurrence. Clinical Cancer Research. 1397-1406.
  • Halvorsen, Ole Johan; Rostad, Kari; Øyan, Anne Margrete; Puntervoll, Hanne Eknes; Bø, Trond Hellem; Stordrange, Laila; Olsen, Sue; Haukaas, Svein Andreas; Hood, Leroy; Jonassen, Inge; Kalland, Karl-Henning; Akslen, Lars A. 2007. Increased expression of sim2-s protein is a novel marker of aggressive prostate cancer. Clinical Cancer Research. 892-897.
  • Rostad, Kari; Mannelqvist, Monica; Halvorsen, Ole Johan; Øyan, Anne Margrete; Bø, Trond Hellem; Stordrange, Laila; Olsen, Sue; Haukaas, Svein Andreas; Lin, Biaoyang; Hood, Leroy; Jonassen, Inge; Akslen, Lars A.; Kalland, Karl-Henning. 2007. ERG upregulation and related ETS transcription factors in prostate cancer. International Journal of Oncology. 19-32.
  • Petersen, Kjell; Øyan, Anne Margrete; Rostad, Kari; Olsen, Sue; Bø, Trond Hellem; Salvesen, Helga; Gjertsen, Bjørn Tore; Bruserud, Øystein; Halvorsen, Ole Johan; Akslen, Lars A.; Steen, Vidar Martin; Jonassen, Inge; Kalland, Karl-Henning. 2007. Comparison of nucleic acid targets prepared from total RNA or poly(A) RNA for DNA oligonucleotide microarray hybridization. Analytical Biochemistry. 46-58.
  • Gravdal, Karsten; Halvorsen, Ole Johan; Haukaas, Svein Andreas; Akslen, Lars A. 2007. A Switch from E-Cadherin to N-Cadherin Expression Indicates Epithelial to Mesenchymal Transition and Is of Strong and Independent Importance for the Progress of Prostate Cancer. Clinical Cancer Research. 7003-7011.
  • Karlsdottir, A; Muren, Ludvig Paul; Wentzel-Larsen, T.; Johannessen, DC; Øgreid, Per; Halvorsen, Ole Johan; Dahl, Olav. 2006. Radiation dose escalation combined with hormone therapy improves outcome in localised prostate cancer. Acta Oncologica. 454-462.
  • Haukaas, Svein Andreas; Halvorsen, Ole Johan; Dæhlin, Lars; Høstmark, Jens; Akslen, Lars A. 2006. Is preoperative serum prostate-specific antigen level significantly related to clinical recurrence after radical 14 retropubic prostatectomy for localized prostate cancer? BJU International. 51-55.
  • Gravdal, Karsten; Halvorsen, Ole Johan; Haukaas, Svein Andreas; Akslen, Lars A. 2006. Expression of bFGF/FGFR-1 and vascular proliferation related to clinicopathologic features and tumor progress in localized prostate cancer. Virchows Archiv. 68-74.
  • Bachmann, Ingeborg Margrethe; Halvorsen, Ole Johan; Collett, Karin; Stefansson, Ingunn Marie; Straume, Oddbjørn; Haukaas, Svein Andreas; Salvesen, Helga; Otte, Arie P.; Akslen, Lars A. 2006. EZH2 expression is associated with high proliferation rate and aggressive tumor subgroups in cutaneous melanoma and cancers of the endometrium, prostate, and breast. Journal of Clinical Oncology. 268-273.
  • Muren, Ludvig Paul; Redpath, Anthony Thomas ; McLaren, Duncan; Rørvik, Jarle; Halvorsen, Ole Johan; Høstmark, Jens Gerhard; Bakke, August; Thwaites, David ; Dahl, Olav. 2006. A concomitant tumour boost in bladder irradiation: Patient suitability and the potential of intensity-modulated radiotherapy. Radiotherapy and Oncology. 98-105.
  • Halvorsen, Ole Johan; Øyan, Anne Margrete; Bø, Trond Hellem; Olsen, Sue; Rostad, Kari; Haukaas, Svein Andreas; Bakke, August; Marzolf, Bruz; Dimitrov, Krassen; Stordrange, Laila; Lin, Biaoyang; Jonassen, Inge; Hood, Leroy; Akslen, Lars A.; Kalland, Karl-Henning. 2005. Gene expression profiles in prostate cancer: Association with patient subgroups and tumour differentiation. International Journal of Oncology. 329-336.
  • Halvorsen, Ole J.; Haukaas, Sven; Akslen, Lars A. 2003. Combined loss of PTEN and p27 expression is associated with tumor cell proliferation by Ki-67 and increased risk of recurrent disease in localized prostate cancer. Clinical Cancer Research. 1474-1479.
  • Gjengstø, Peder; Halvorsen, Ole J.; Akslen, Lars A.; Frugård, Jannicke; Høisæter, Per Åge. 2003. Benign growth of different prostate zones in aging men with slightly elevated PSA in whom prostate cancer has been excluded: a prospective study of 510 patients. Urology. 447-450.
  • Straume, Oddbjørn; Chappuis, Pierre O.; Salvesen, Helga B.; Halvorsen, Ole J.; Haukaas, Svein Andreas; Goffin, John R.; Bégin, Louis R.; Foulkes, William D.; Akslen, L.A. 2002. Prognostic importance of glomeruloid microvascular proliferation indicates an aggressive angiogenic phenotype in human cancers. Cancer Research. 6808-6811.
  • Rosendahl, Karen; Maurseth, Karl; Olsen, Øystein E; Halvorsen, Ole J.; Gjelland, Knut; Engebretsen, Lars Fredrik. 2001. Neonatal lethal dwarfism with distinct skeletal malformations - separate entity? Pediatric Radiology. 663-668.
  • Halvorsen, Ole J.; Haukaas, Sven; Høisæter, Per Åge; Akslen, Lars A. 2001. Maximum Ki-67 staining in prostate cancer provides independent prognostic information after radical prostatectomy. Anticancer Research. 7 pages.
  • Halvorsen, Ole J.; Høstmark, Jens; Haukaas, Svein Andreas; Høisæter, Per Åge; Akslen, L.A. 2000. Prognostic significance of p16 and CDK4 proteins in localized prostate carcinoma. Cancer. 416-24.
  • Halvorsen, Ole J.; Haukaas, Svein Andreas; Høisæter, Per Åge; Akslen, L.A. 2000. Independent prognostic importance of microvessel density in clinical localized prostate cancer. Anticancer Research. 3791-800.
  • Rørvik, Jarle; Halvorsen, Ole Johan; Albrektsen, Grethe; Ersland, Lars; Dæhlin, Lars; Haukaas, Svein Andreas. 1999. Use of pelvic surface coil MR imaging for assessment of clinically localised prostate cancer with histopathologic correlation. Clinical Radiology. 164-69.
  • Rørvik, Jarle; Halvorsen, Ole Johan; Albrektsen, Grethe; Ersland, Lars; Dæhlin, Lars; Haukaas, Svein Andreas. 1999. MRI with an endorectal coil for staging of clinically localised prostate cancer prior to radical prostatectomy. European Journal of Radiology. 29-34.
  • Haukaas, Svein Andreas; Rørvik, Jarle; Halvorsen, Ole Johan; Følling, O.J. 1997. When is bone scintigraphy necessary in the assessment of newly diagnosed, untreated prostate cancer? British Journal of Urology. 770-776.
  • Rørvik, Jarle; Albrektsen, Grethe; Halvorsen, Ole Johan; Haukaas, Svein Andreas. 1997. Tumour size measured by transrectal ultrasonography in the staging of prostate cancer before radical prostatectomy. British Journal of Urology. 269-273.
  • Bakke, Per; Taule, M; Lille, E; Melgren, G; Magnussen, IJ; Halvorsen, Ole Johan. 1997. Transcutaneous abdominal ultrasonography in the staging of lung cancer. Thorax. 276-280.
  • Rørvik, Jarle; Halvorsen, Ole Johan; Albrektsen, Grethe; Haukaas, Svein Andreas. 1997. Lymphangiography combined with biopsi and computer tomography to detect lymph node metastases in localized prostate cancer. Scandinavian Journal of Urology and Nephrology. 116-119.
  • Halvorsen, Ole Johan; Haukaas, Svein Andreas; Høstmark, Jens; Høisæter, PÅ; Akslen, Lars A. 1997. Expression of p16 protein in prostatic adenocarcinomas, intraepithelial neoplasia and benign/hyperplastic glands. Urologic Oncology. 59-66.
  • Vetvik, Kåre Ragnar; Schrumpf, Erik; Andersen, Knut-Jan; Børkje, Bjarte; Skagen, Dankert W.; Halvorsen, Ole Johan. 1989. Enzyme activities in the duodenal mucosa in duodenal ulcer patients. Scandinavian Journal of Gastroenterology. 244-250.
  • Vetvik, Kåre Ragnar; Schrumpf, Erik; Børkje, Bjarte; Skagen, Dankert W.; Ødegaard, Svein; Andersen, Knut-Jan; Halvorsen, Ole Johan. 1989. Enzyme Activities in the Gastric and Duodenal Mucosa in Duodenal Ulcer. Scandinavian Journal of Gastroenterology, Supplement. 44.
  • Vetvik, Kåre Ragnar; Schrumpf, Erik; Andersen, Knut-Jan; Børkje, Bjarte; Skagen, Dankert W.; Halvorsen, Ole Johan. 1989. Enzyme Activities in the Duodenal Mucosa in Duodenal Ulcer Patients. Scandinavian Journal of Gastroenterology. 244-250.
Popular scientific lecture
  • Kalland, Karl-Henning; Halvorsen, Ole Johan; Rostad, Kari; Mannelqvist, Monica; Øyan, Anne Margrete; Bø, Trond Hellem; Stordrange, Laila; Olsen, Sue; Haukaas, Svein Andreas; Hood, Leroy; Jonassen, Inge; Akslen, Lars A. 2005. Overexpression of ERG and SIM2 transcription factors in prostate cancer.
Academic lecture
  • Nygård, Yngve; Rawal, Ravi; Ebner, Gunnar Uwe Walter; Ulvik, Øyvind; Halvorsen, Ole Johan; Gravdal, Karsten; Haukaas, Svein Andreas; Beisland, Christian. 2012. Radikale prostatektomier ved Haukeland universitetssjukehus 2010-2012.
  • Rawal, Ravi; Nygård, Yngve; Ebner, Gunnar Uwe Walter; Ulvik, Øyvind; Halvorsen, Ole Johan; Gravdal, Karsten; Haukaas, Svein Andreas; Beisland, Christian. 2012. Læringskurven for RALP ved Haukeland universitetssjukehus 2010-2012.
  • Nygård, Yngve; Rawal, Ravi; Ebner, Gunnar Uwe Walter; Ulvik, Øyvind; Halvorsen, Ole Johan; Gravdal, Karsten; Haukaas, Svein Andreas; Beisland, Christian. 2012. Lymfekjerteltoilette (PLND) ved radikale prostatektomier ved Haukeland universitetssjukehus 2010-2012.
  • Nygård, Yngve; Waage, Jo Erling Riise; Halvorsen, Ole Johan; Gravdal, Karsten; Akslen, Lars A.; Frugård, Jannicke; Haukaas, Svein Andreas; Beisland, Christian. 2010. Real time elastografi ved cancer prostatae.
  • Nygård, Yngve; Halvorsen, Ole Johan; Gravdal, Karsten; Akslen, Lars A.; Frugård, Jannicke; Haukaas, Svein Andreas; Beisland, Christian. 2010. Preliminære resultater av PCA3 måling i urin hos pasienter med cancer prostatae.
  • Reisæter, Lars Anders; Nygård, Yngve; Halvorsen, Ole Johan; Gravdal, Karsten; Rawal, Ravi; Akslen, Lars A.; Haukaas, Svein Andreas; Rørvik, Jarle; Beisland, Christian. 2010. Er preoperativ MR-prostata nyttig for å avklare korrekt T-stadium forut for kirurgi?
  • Reisæter, Lars Anders; Wold, Tor; Haukaas, Svein Andreas; Rørvik, Jarle; Halvorsen, Ole Johan; Akslen, Lars A.; Beisland, Christian. 2010. Er MR-prostata nyttig for å avklare videre oppfølgningsbehov hos pasienter med 2 eller flere negative biopsiserier?
  • Ke, Xisong; Qu, Yi; Rostad, Kari; Li, Wencheng; Lin, Biaoyang; Halvorsen, Ole Johan; Haukaas, Svein Andreas; Jonassen, Inge; Petersen, Kjell; Goldfinger, Naomi; Rotter, Vardi; Akslen, Lars A.; Øyan, Anne Margrete; Kalland, Karl-Henning. 2009. Genome-wide profiling of histone H3 lysine 4 and lysine 27 trimethylation reveals an epigenetic signature in prostate carcinogenesis.
  • Ke, Xisong; Qu, Yi; Rostad, Kari; Li, Wencheng; Lin, Biaoyang; Halvorsen, Ole Johan; Haukaas, Svein Andreas; Jonassen, Inge; Petersen, Kjell; Goldfinger, Naomi; Rotter, Varder; Akslen, Lars A.; Øyan, Anne Margrete; Kalland, Karl-Henning. 2009. Genome-wide profiling of histone H3 lysine 4 and lysine 27 trimethylation reveals an epigenetic signature in prostate carcinogenesis.
  • Ke, Xisong; Qu, Yi; Rostad, Kari; Halvorsen, Ole Johan; Haukaas, Svein Andreas; Goldfinger, Naomi; Rotter, Varda; Akslen, Lars A.; Øyan, Anne Margrete; Kalland, Karl-Henning. 2008. Polycomb group target genes and bivalent H3K4 & K27me3 modifications in human embryonic cells were enriched among dysregulated genes in prostate cancer.
  • Ke, Xisong; Qu, Yi; Rostad, Kari; Halvorsen, Ole Johan; Haukaas, Svein Andreas; Akslen, Lars A.; Rotter, Varda; Øyan, Anne Margrete; Kalland, Karl-Henning. 2008. Epithelial to mesenchymal transition of a primary, immortalized prostate cell line is associated with gene expression switches of entire cell attachment modules.
  • Ke, Xisong; Øyan, Anne Margrete; Rostad, Kari; Mannelqvist, Monica; Halvorsen, Ole Johan; Bø, Trond Hellem; Olsen, Sue; Haukaas, Svein Andreas; Jonassen, Inge; Akslen, Lars A.; Kalland, Karl-Henning. 2007. Functional oncogenomics and epigenomics analysis of prostate cancer.
  • Rostad, Kari; Schlomm, Thorsten; Haukaas, Svein Andreas; Halvorsen, Ole Johan; Øyan, Anne Margrete; Ke, Xisong; Olsen, Sue; Hellwinkel, Olaf JC; Akslen, Lars A.; Kalland, Karl-Henning. 2007. Detection of TMPRSS2:ERG translocations in the urine of prostate cancer patients and identification of ERG target genes.
  • Kalland, Karl-Henning; Rostad, Kari; Mannelqvist, Monica; Halvorsen, Ole Johan; Øyan, Anne Margrete; Bø, Trond Hellem; Olsen, Sue; Haukaas, Svein Andreas; Lin, Biaoyang; Hood, Leroy; Jonassen, Inge; Akslen, Lars A. 2006. Global gene expression analysis of transcription factors in prostate cancer and cell lines.
  • Rostad, Kari; Mannelqvist, Monica; Halvorsen, Ole Johan; Øyan, Anne Margrete; Bø, Trond Hellem; Olsen, Sue; Haukaas, Svein Andreas; Hood, Leroy; Jonassen, Inge; Akslen, Lars A.; Kalland, Karl-Henning. 2006. ERG upregulation and related transcription factors in prostate cancer.
  • Kalland, Karl-Henning; Halvorsen, Ole Johan; Øyan, Anne Margrete; Bø, Trond Hellem; Rostad, Kari; Olsen, Sue; Haukaas, Svein Andreas; Bakke, August; Marzolf, Bruz; Dimitrov, Krassen; Lin, Biaoyang; Hood, Leroy; Akslen, Lars A. 2004. Gene expression profiling in prostate cancer refined by pairwise comparisons of cDNA microarrays from benign and malignant tissue.
  • Halvorsen, Ole Johan; Rostad, Kari; Øyan, Anne Margrete; Bø, Trond Hellem; Stordrange, Laila; Lin, Biaoyang; Hood, Leroy; Olsen, Sue; Haukaas, Svein Andreas; Jonassen, Inge; Kalland, Karl-Henning; Akslen, Lars A. 2004. Gene expression profiles in prostate cancer: identification of upregulated SIM2 gene validated in archival tissue, relation to histological grading and prognosis.
  • Karlsdottir, Åsa; Muren, Ludvig Paul; Wentzel-Larsen, Tore; Halvorsen, Ole Johan; Dahl, Olav. 2004. Dose response in a series of 495 patients with early prostate cancer.
  • Kalland, Karl-Henning; Halvorsen, Ole J.; Øyan, Anne Margrete; Bø, Trond Hellem; Olsen, Sue; Rostad, Kari; Haukaas, Sven; Bakke, August; Marzolf, Bruz; Dimitrov, Krassen; Lin, Biaoyang; Jonasen, Inge; Akslen, Lars A.; Hood, Leroy. 2003. Global analysis of gene expression and regulatory patterns in urogenital tumours using DNA microarrays.
  • Halvorsen, Ole J.; Øyan, A M; Bø, TH; Olsen, S; Rostad, K; Haukaas, Sven; Bakke, August; Marzolf, B; Dimitrov, K; Lin, B; Jonassen, Inge; Hood, L; Akslen, Lars A.; Kalland, Karl-Henning. 2003. Gene expression profiling in prostate cancer: Cluster analysis and association with tumor differentiation.
  • Halvorsen, Ole J.; Øyan, Anne Margrete; Bø, Trond Hellem; Olsen, Sue; Rostad, Kari; Haukaas, Sven; Bakke, August; Marzolf, Bruz; Dimitrov, Krassen; Lin, Biaoyang; Jonasen, Inge; Hood, Leroy; Akslen, Lars A.; Kalland, Karl-Henning. 2003. Gene expression profiling in prostate cancer.
  • Kalland, Karl-Henning; Akslen, Lars A.; Halvorsen, Ole J.; Øyan, A M; Bakke, August; Haukaas, Sven; Bruserud, Øystein; Gjertsen, BT; Ulvestad, Elling; Bø, TH; Jonassen, Inge; Hood, L; Lin, B; Dimitrov, K; Marzolf, B. 2003. DNA microarray studies of human cancer - pitfalls and outlook.
  • Olsen, Sue; Bø, Trond Hellem; Rostad, Kari; Halvorsen, Ole J.; Øyan, Anne Margrete; Haukaas, Sven; Bakke, August; Marzolf, Bruz; Dimitrov, Krassen; Lin, Biaoyang; Hood, Leroy; Jonasen, Inge; Akslen, Lars A.; Kalland, Karl-Henning. 2003. Comparison of DNA microarray and real time quantitative PCR for quantitation of gene expression of selected genes in prostate cancer.
  • Halvorsen, Ole J.; Haukaas, Sven; Høisæter, Per Åge; Akslen, Lars A. 2001. Prognostisk betydning av angiogenese (microvessel density - MVD) og proliferasjonsmarkøren Ki-67 ved lokalisert prostatacencer.
  • Rosendahl, Karen; Maurseth, Karl; Olsen, Øystein Erlend; Halvorsen, Ole J.; Gjelland, Knut; Engebretsen, Lars. 2001. Neonatal lethal dwarfism with distinct skeletal malformations - a separate entity?
  • Halvorsen, Ole J.; Haukaas, Svein Andreas; Høisæter, Per Åge; Akslen, L.A. 2000. Independent prognostic importance of the proliferation marker KI-67 in clinically localized prostate cancer.
  • Vetvik, Kåre Ragnar; Schrumpf, Erik; Børkje, Bjarte; Skagen, Dankert W.; Ødegård, Svein; Andersen, Knut-Jan; Halvorsen, Ole Johan. 1989. Enzyme Activities in the Gastric and Duodenal Mucosa in Duodenal Ulcer Patients.
Doctoral dissertation
  • Halvorsen, Ole Johan. 2007. Molecular and prognostic markers in prostate cancer. A study of cell-cycle regulators, angiogenesis and candidate markers.
Abstract
  • Gravdal, Karsten; Halvorsen, Ole Johan; Haukaas, Svein Andreas; Akslen, Lars A. 2009. Proliferation of immature tumor vessels is a novel marker of clinical progress in prostate cancer. Acta Pathologica, Microbiologica et Immunologica Scandinavica (APMIS). 233-233.
  • Gravdal, Karsten; Halvorsen, Ole Johan; Haukaas, Svein Andreas; Akslen, Lars A. 2008. Vascular proliferation by Nestin/Ki-67 is a novel predictor of the clinical progress of prostate cancer. Histopathology. 276-277.
  • Gravdal, Karsten; Halvorsen, Ole Johan; Haukaas, Svein Andreas; Akslen, Lars A. 2007. Epithelial to mesenchymal transition is of strong prognostic importance in prostate cancer. Virchows Archiv. 344-344.
  • Kalland, Karl-Henning; Rostad, Kari; Mannelqvist, Monica; Halvorsen, Ole Johan; Øyan, Anne Margrete; Bø, Trond Hellem; Olsen, Sue; Haukaas, Svein Andreas; Lin, Biaoyang; Hood, Leroy; Jonassen, Inge; Akslen, Lars A. 2006. Global gene expression analysis of transcription factors in prostate cancer and cell lines. International Journal of Molecular Medicine. S27.
  • Rostad, Kari; Mannelqvist, Monica; Halvorsen, Ole Johan; Øyan, Anne Margrete; Bø, Trond Hellem; Ulvestad, Elling; Olsen, Sue; Haukaas, Svein Andreas; Hood, Leroy; Jonassen, Inge; Akslen, Lars A.; Kalland, Karl-Henning. 2006. ERG upregulation in relation to other transcription factors in prostate cancer. NBS-nytt. 72.
  • Halvorsen, Ole Johan; Rostad, Kari; Øyan, Anne Margrete; Bø, Trond Hellem; Stordrange, Laila; Olsen, Sue; Haukaas, Svein Andreas; Hood, Leroy; Jonassen, Inge; Kalland, Karl-Henning; Akslen, Lars A. 2005. Single-minded 2 homolog gene is overexpressed in prostate cancer. Virchows Archiv. 432-432.
  • Kalland, Karl-Henning; Halvorsen, Ole Johan; Rostad, Kari; Mannelqvist, Monica; Øyan, Anne Margrete; Bø, Trond Hellem; Stordrange, Laila; Olsen, Sue; Haukaas, Svein Andreas; Hood, Leroy; Jonassen, Inge; Akslen, Lars A. 2005. Overexpression of ERG and SIM2 transcription factors in prostate cancer. International Journal of Molecular Medicine. S76-S76.
Poster
  • Losnegård, Are; Lundervold, Arvid; Hodneland, Erlend; Reisæter, Lars Anders Rokne; Muren, Ludvig Paul; Alber, Markus; Hysing, Liv Bolstad; Halvorsen, Ole Johan; Beisland, Christian; Rørvik, Jarle. 2014. Registration of multiparametric MRI and whole-mount sections of the prostate.
  • Losnegård, Are; Lundervold, Arvid; Hodneland, Erlend; Reisæter, Lars Anders Rokne; Muren, Ludvig Paul; Alber, Markus; Hysing, Liv Bolstad; Halvorsen, Ole Johan; Beisland, Christian; Rørvik, Jarle. 2014. Registration of multiparametric MRI and whole-Mount sections prostate.
  • Ke, Xisong; Qu, Yi; Rostad, Kari; Li, Wencheng; Lin, Biaoyang; Halvorsen, Ole Johan; Haukaas, Svein Andreas; Jonassen, Inge; Petersen, Kjell; Goldfinger, Naomi; Rotter, Vardi; Akslen, Lars A.; Øyan, Anne Margrete; Kalland, Karl-Henning. 2009. Genome-wide profiling of histone H3 lysine 4 and lysine 27 trimethylation reveals an epigenetic signature in prostate carcinogenesis.
  • Ke, Xisong; Qu, Yi; Rostad, Kari; Li, Wencheng; Lin, Biaoyang; Halvorsen, Ole Johan; Haukaas, Svein Andreas; Jonassen, Inge; Petersen, Kjell; Goldfinger, Naomi; Rotter, Varder; Akslen, Lars A.; Øyan, Anne Margrete; Kalland, Karl-Henning. 2009. Genome-wide profiling of histone H3 lysine 4 and lysine 27 trimethylation reveals an epigenetic signature in prostate carcinogenesis.
  • Ke, Xisong; Qu, Yi; Rostad, Kari; Li, Wencheng; Lin, Biaoyang; Halvorsen, Ole Johan; Haukaas, Svein Andreas; Jonassen, Inge; Petersen, Kjell; Goldfinger, Naomi; Rotter, Varder; Akslen, Lars A.; Øyan, Anne Margrete; Kalland, Karl-Henning. 2009. Genome-wide profiling of histone H3 lysine 4 and lysine 27 trimethylation reveals an epigenetic signature in prostate carcinogenesis.
  • Ke, Xisong; Qu, Yi; Rostad, Kari; Li, Wencheng; Lin, Biaoyang; Halvorsen, Ole Johan; Haukaas, Svein Andreas; Jonassen, Inge; Petersen, Kjell; Goldfinger, Naomi; Rotter, Vardi; Akslen, Lars A.; Øyan, Anne Margrete; Kalland, Karl-Henning. 2009. Genome-wide profiling of histone H3 lysine 4 and lysine 27 trimethylation reveals an epigenetic signature in prostate carcinogenesis.
  • Ke, Xisong; Qu, Yi; Halvorsen, Ole Johan; Haukaas, Svein Andreas; Marques, Victor E; Rostad, Kari; Goldfinger, Naomi; Rotter, Varda; Jonassen, Inge; Akslen, Lars A.; Øyan, Anne Margrete; Kalland, Karl-Henning. 2008. Polycomb (PcG) targets are enriched in repressed genes in prostate cancer.
  • Rostad, Kari; Schlomm, Thorsten; Haukaas, Svein Andreas; Halvorsen, Ole Johan; Akslen, Lars A.; Hellwinkel, Olaf JC; Kalland, Karl-Henning. 2007. Detection of TMPRSS2:ERG translocations in the urine of prostate cancer patients.
  • Halvorsen, Ole Johan; Rostad, Kari; Øyan, Anne Margrete; Bø, Trond Hellem; Stordrange, Laila; Haukaas, Svein Andreas; Hood, Leroy; Jonassen, Inge; Kalland, Karl-Henning; Akslen, Lars A. 2006. Single-minded 2 homolog (SIM2) is overexpressed in prostate cancer.
  • Rostad, Kari; Mannelqvist, Monica; Halvorsen, Ole Johan; Øyan, Anne Margrete; Bø, Trond Hellem; Stordrange, Laila; Olsen, Sue; Haukaas, Svein Andreas; Hood, Leroy; Jonassen, Inge; Akslen, Lars A.; Kalland, Karl-Henning. 2006. ERG upregulation in relation to other transcription factors in prostate cancer.
  • Kalland, Karl-Henning; Halvorsen, Ole Johan; Rostad, Kari; Mannelqvist, Monica; Øyan, Anne Margrete; Bø, Trond Hellem; Stordrange, Laila; Olsen, Sue; Haukaas, Svein Andreas; Hood, Leroy; Jonassen, Inge; Akslen, Lars A. 2005. Very high expression of specific transcription factors in prostate cancer compared with paired benign prostate tissue.
  • Halvorsen, Ole Johan; Rostad, Kari; Øyan, Anne Margrete; Bø, Trond Hellem; Stordrange, Laila; Olsen, Sue; Haukaas, Svein Andreas; Hood, Leroy; Jonassen, Inge; Kalland, Karl-Henning; Akslen, Lars A. 2005. Single-minded 2 homolog gene (SIM2) is overexpressed in prostate cancer.
  • Kalland, Karl-Henning; Halvorsen, Ole Johan; Mannelqvist, Monica; Øyan, Anne Margrete; Bø, Trond Hellem; Stordrange, Laila; Olsen, Sue; Haukaas, Svein Andreas; Hood, Leroy; Jonassen, Inge; Akslen, Lars A. 2005. ETS transcription factors in prostate cancer.
  • Haukaas, Sven; Halvorsen, Ole J.; Dæhlin, Lars; Høstmark, Jens; Akslen, Lars A. 2003. Preoperative PSA may not be a predictor of clinical recurrence after radical prostatectomy.
  • Kalland, Karl-Henning; Halvorsen, Ole J.; Øyan, Anne Margrete; Hellem Bø, Trond; Olsen, Sue; Rostad, Kari; Haukaas, Sven; Bakke, August; Marzolf, Bruz; Dimitrov, Krassen; Lin, Biaoyang; Jonasen, Inge; Hood, Leroy; Akslen, Lars A. 2003. Gene expression profiling in prostate cancer refined by pairwise comparisons of cDNA microarrays from benign and malignant tissue.
  • Halvorsen, Ole J.; Haukaas, Sven; Akslen, Lars A. 2002. Expression of PTEN/P27 proteins in prostate cancer using a tissue microarray setup predicts progression after radical prostatectomy.
Academic literature review
  • Halvorsen, Ole Johan. 2008. Molecular and prognostic markers in prostate cancer - A study of cell-cycle regulators, angiogenesis and candidate markers - Introduction. 8-62.

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