Browsing Bergen Open Research Archive by Author "Bruserud, Øystein"
Now showing items 1-20 of 52
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Anti-proliferative activity of the NPM1 interacting natural product avrainvillamide in acute myeloid leukemia
Andresen, Vibeke; Erikstein, Bjarte Skoe; Mukherjee, Herschel; Sulen, Andre; Popa, Mihaela Lucia; Sørnes, Steinar; Reikvam, Håkon; Chan, Kok-Ping; Hovland, Randi; McCormack, Emmet; Bruserud, Øystein; Myers, Andrew G.; Gjertsen, Bjørn Tore (Peer reviewed; Journal article, 2016-12-01)Mutated nucleophosmin 1 (NPM1) acts as a proto-oncogene and is present in ~30% of patients with acute myeloid leukemia (AML). Here we examined the in vitro and in vivo anti-leukemic activity of the NPM1 and chromosome ... -
The Biological Context of C-Reactive Protein as a Prognostic Marker in Renal Cell Carcinoma: Studies on the Acute Phase Cytokine Profile
Aarstad, Helene Hersvik; Gudbrandsdottir, Gigja; Hjelle, Karin; Bostad, Leif; Bruserud, Øystein; Tvedt, Tor Henrik Anderson; Beisland, Christian (Journal article; Peer reviewed, 2020)High serum levels of the acute phase protein C-reactive protein (CRP) are associated with an adverse prognosis in renal cancer. The acute phase reaction is cytokine-driven and includes a wide range of inflammatory mediators. ... -
The Capacity of Long-Term In Vitro Proliferation of Acute Myeloid Leukemia Cells Supported Only by Exogenous Cytokines Is Associated with a Patient Subset with Adverse Outcome
Brenner, Annette; Aasebø, Elise; Hernandez-Valladares, Maria; Selheim, Frode; Berven, Frode; Grønningsæter, Ida Sofie; Bartaula-Brevik, Sushma; Bruserud, Øystein (Peer reviewed; Journal article, 2019-01-10)Acute myeloid leukemia (AML) is an aggressive malignancy, which is highly heterogeneous with regard to chemosensitivity and biological features. The AML cell population is organized in a hierarchy that is reflected in the ... -
CDC25 inhibition in acute myeloid leukemia - A study of patient heterogeneity and the effects of different inhibitors
Brenner, Annette; Reikvam, Håkon; Rye, Kristin Paulsen; Hagen, Karen Marie; Lavecchia, Antonio; Bruserud, Øystein (Peer reviewed; Journal article, 2017-03-11)Cell division cycle 25 (CDC25) protein phosphatases regulate cell cycle progression through the activation of cyclin-dependent kinases (CDKs), but they are also involved in chromatin modulation and transcriptional regulation. ... -
Chronic Myeloid Leukemia Relapsing 25 Years after Allogenic Stem Cell Transplantation
Reikvam, Håkon; Skavland, Jørn; Gullaksen, Stein-Erik; Hovland, Randi; Gedde-Dahl, Tobias; Bruserud, Øystein; Gjertsen, Bjørn Tore (Peer reviewed; Journal article, 2018-09-23)Chronic myeloid leukemia (CML) is a myeloproliferative disorder in which neoplastic cells exhibit the Philadelphia chromosome and the related oncoprotein BCR-ABL1. Allogeneic stem cell transplantation (allo-SCT) was ... -
Circulating monocyte subsets in multiple myeloma patients receiving autologous stem cell transplantation – a study of the preconditioning status and the course until posttransplant reconstitution for a consecutive group of patients
Rundgren, Ida Marie; Ersvær, Elisabeth; Ahmed, Aymen B; Ryningen, Anita; Bruserud, Øystein (Journal article, 2019)Background Induction therapy of multiple myeloma patients prior to autologous stem cell transplantation has changed from conventional chemotherapy to treatment based on proteasome inhibitors or immunomodulatory drugs. We ... -
Clonal heterogeneity reflected by pi3k-akt-mtor signaling in human acute myeloid leukemia cells and its association with adverse prognosis
Nepstad, Ina; Hatfield, Kimberley Joanne; Tvedt, Tor Henrik Anderson; Reikvam, Håkon; Bruserud, Øystein (Peer reviewed; Journal article, 2018-09-14)Clonal heterogeneity detected by karyotyping is a biomarker associated with adverse prognosis in acute myeloid leukemia (AML). Constitutive activation of the phosphatidylinositol-3-kinase-Akt-mechanistic target of rapamycin ... -
The combination of valproic acid, all-trans retinoic acid and low-dose cytarabine as disease-stabilizing treatment in acute myeloid leukemia
Fredly, Hanne Kristin; Ersvær, Elisabeth; Kittang, Astrid Marta Olsnes; Tsykunova, Galina; Gjertsen, Bjørn Tore; Bruserud, Øystein (Peer reviewed; Journal article, 2013-08-01)Background: A large proportion of patients with acute myeloid leukemia (AML) are not fit for intensive and potentially curative therapy due to advanced age or comorbidity. Previous studies have demonstrated that a subset ... -
The complexity of targeting PI3K-Akt-mTOR signalling in human acute myeloid leukaemia: The importance of leukemic cell heterogeneity, neighbouring mesenchymal stem cells and immunocompetent cells
Brenner, Annette; Tvedt, Tor Henrik Anderson; Bruserud, Øystein (Peer reviewed; Journal article, 2016-11-11)Therapeutic targeting of PI3K-Akt-mTOR is considered a possible strategy in human acute myeloid leukaemia (AML); the most important rationale being the proapoptotic and antiproliferative effects of direct PI3K/mTOR inhibition ... -
Correlation analysis of two-dimensional gel electrophoretic protein patterns and biological variables
Van Belle, Werner; Ånensen, Nina; Haaland, Ingvild; Bruserud, Øystein; Høgda, Kjell-Arild; Gjertsen, Bjørn Tore (BMC Bioinformatics 7(198), Peer reviewed; Journal article, 2006-04-10)Background: Two-dimensional gel electrophoresis (2DE) is a powerful technique to examine post-translational modifications of complexly modulated proteins. Currently, spot detection is a necessary step to assess relations ... -
Cyclic AMP can promote APL progression and protect myeloid leukemia cells against anthracycline-induced apoptosis
Gausdal, Gro; Wergeland, Anita; Skavland, Jørn; Nguyen, Eric; Pendino, Frédéric; Rouhee, Nazanin; McCormack, Emmet; Herfindal, Lars; Kleppe, Rune; Havemann, Ursula; Schwede, Frank; Bruserud, Øystein; Gjertsen, Bjørn Tore; Lanotte, Michel; Ségal-Bendirdjian, Evelyne; Døskeland, Stein Ove (Peer reviewed; Journal article, 2013)We show that cyclic AMP (cAMP) elevating agents protect blasts from patients with acute promyelocytic leukemia (APL) against death induced by first-line anti-leukemic anthracyclines like daunorubicin (DNR). The cAMP effect ... -
The cytokine-mediated crosstalk between primary human acute myeloid cells and mesenchymal stem cells alters the local cytokine network and the global gene expression profile of the mesenchymal cells
Reikvam, Håkon; Brenner, Annette; Hagen, Karen Marie; Liseth, Knut; Skrede, Silje; Hatfield, Kimberley Joanne; Bruserud, Øystein (Peer reviewed; Journal article, 2015-11)Interactions between acute myeloid leukemia (AML) blasts and neighboring stromal cells are important for disease development and chemosensitivity. However, the molecular mechanisms involved in the cytokine-mediated crosstalk ... -
Cytokines, adhesion molecules, and matrix metalloproteases as predisposing, diagnostic, and prognostic factors in venous thrombosis
Mosevoll, Knut Anders; Johansen, Silje; Wendelbo, Øystein; Nepstad, Ina; Bruserud, Øystein; Reikvam, Håkon (Peer reviewed; Journal article, 2018-05-22)The inflammatory response is a well-established part of, and a prerequisite for, venous thrombosis. To better understand the pathophysiology of venous thrombosis and to identify improved diagnostic biomarkers, further ... -
Distinct single cell signal transduction signatures in leukocyte subsets stimulated with khat extract, amphetamine-like cathinone, cathine or norephedrine
Bredholt, Therese; Ersvær, Elisabeth; Erikstein, Bjarte Skoe; Sulen, André; Reikvam, Håkon; Aarstad, Hans Jørgen; Johannessen, Anne Christine; Vintermyr, Olav Karsten; Bruserud, Øystein; Gjertsen, Bjørn Tore (Peer reviewed; Journal article, 2013-07-11)Background: Amphetamine and amphetamine derivatives are suggested to induce an immunosuppressive effect. However, knowledge of how amphetamines modulate intracellular signaling pathways in cells of the immune system is ... -
Effects of Benzene on human hematopoiesis
Kirkeleit, Jorunn; Riise, Trond; Gjertsen, Bjørn Tore; Moen, Bente E.; Bråtveit, Magne; Bruserud, Øystein (Peer reviewed; Journal article, 2008)Benzene, an aromatic hydrocarbon that is a natural component of crude oil and natural gas, is toxic to the blood and blood-forming organs. Epidemiological studies have established an association between benzene exposure ... -
Effects of cytarabine on activation of human T cells - cytarabine has concentration-dependent effects that are modulated both by valproic acid and all-trans retinoic acid
Ersvær, Elisabeth; Brenner, Annette; Vetås, Kristin; Reikvam, Håkon; Bruserud, Øystein (Peer reviewed; Journal article, 2015-05-02)Background: Cytarabine is used in the treatment of acute myeloid leukemia (AML). Low-dose cytarabine can be combined with valproic acid and all-trans retinoic acid (ATRA) as AML-stabilizing treatment. We have investigated ... -
Functional toll-like receptors (TLRs) are expressed by a majority of primary human acute myeloid leukemia cells and inducibility of the TLR signaling pathway is associatedwith a more favorable phenotype
Bruserud, Øystein; Brenner, Annette (Peer reviewed; Journal article, 2019-07-11)Acute myeloid leukemia (AML) is a highlyheterogeneous disease withregardto biological characteristics and receptor expression. Toll-like receptors (TLRs) are upstream to the transcription factor NFκB and part of the innate ... -
Genes of cell-cell interactions, chemotherapy detoxification and apoptosis are induced during chemotherapy of acute myeloid leukemia
Øyan, Anne Margrete; Ånensen, Nina; Bø, Trond Hellem; Stordrange, Laila; Jonassen, Inge; Bruserud, Øystein; Kalland, Karl-Henning; Gjertsen, Bjørn Tore (Peer reviewed; Journal article, 2009-03-05)Background: The molecular changes in vivo in acute myeloid leukemia cells early after start of conventional genotoxic chemotherapy are incompletely understood, and it is not known if early molecular modulations reflect ... -
Giardia-specific cellular immune responses in post-giardiasis chronic fatigue syndrome
Hanevik, Kurt; Kristoffersen, Einar; Mørch, Kristine; Rye, Kristin Paulsen; Sørnes, Steinar; Svärd, Staffan; Bruserud, Øystein; Langeland, Nina (Peer reviewed; Journal article, 2017-01-28)Background: The role of pathogen specific cellular immune responses against the eliciting pathogen in development of post-infectious chronic fatigue syndrome (PI-CFS) is not known and such studies are difficult to perform. ... -
Granulocyte colony-stimulating factor alters the systemic metabolomic profile in healthy donors
Hatfield, Kimberley Joanne; Melve, Guro Kristin; Bruserud, Øystein (Journal article; Peer reviewed, 2017)Introduction: Peripheral blood stem cells mobilized by granulocyte colony-stimulating factor (G-CSF) from healthy donors are commonly used for allogeneic stem cell transplantation. The effect of G-CSF administration on ...