Kristian Tonby

Clinical Doctoral Research Fellow - Department of Infectious Diseases
Image of Kristian Tonby
Norwegian version of this page
Phone +47 22845754
Username
Visiting address Kirkeveien 166 Bygg 3 0450 Oslo
Postal address Postboks 4956 Nydalen OUS HF Ullevål sykehus 0424 Oslo

Publications

  • Christensen, Erik Egeland; Binde, Christina; Leegaard, Marianne; Tonby, Kristian; Dyrhol-Riise, Anne Ma & Kvale, Dag [Show all 8 contributors for this article] (2022). DIAGNOSTIC ACCURACY and ADDED VALUE of INFECTION BIOMARKERS in PATIENTS with POSSIBLE SEPSIS in the EMERGENCY DEPARTMENT. Shock. ISSN 1073-2322. 58(4), p. 251–259. doi: 10.1097/SHK.0000000000001981.
  • Chendi, Bih Hycenta; Jooste, Tracey; Scriba, Thomas Jens; Kidd, Martin; Mendelsohn, Simon & Tonby, Kristian [Show all 9 contributors for this article] (2022). Utility of a three-gene transcriptomic signature in the diagnosis of tuberculosis in a low-endemic hospital setting. Infectious Diseases. ISSN 2374-4235. doi: 10.1080/23744235.2022.2129779. Full text in Research Archive
  • Waagsbø, Bjørn; Espvik, Heidi Johanne; Høgli, June Utnes; Tonby, Kristian & Kleppe, Lars Kåre Selland (2022). Vi trenger en ny handlingsplan mot antibiotikaresistens. Tidsskrift for Den norske legeforening. ISSN 0029-2001. 142(11). doi: 10.4045/tidsskr.22.0279.
  • Tveita, Anders Aune; Murphy, Sarah Louise Mikalsen; Holter, Jan Cato; Kildal, Anders Benjamin; Michelsen, Annika Elisabet & Lerum, Tøri Vigeland [Show all 28 contributors for this article] (2022). High circulating levels of the homeostatic chemokines CCL19 and CCL21 predict mortality and disease severity in Covid-19. Journal of Infectious Diseases. ISSN 0022-1899. doi: 10.1093/infdis/jiac313. Full text in Research Archive
  • Trøseid, Marius; Dahl, Tuva Børresdatter; Holter, Jan Cato; Kildal, Anders Benjamin; Murphy, Sarah Louise Mikalsen & Yang, Kuan [Show all 28 contributors for this article] (2022). Persistent T-cell exhaustion in relation to prolonged pulmonary pathology and death after severe COVID-19: Results from two Norwegian cohort studies. Journal of Internal Medicine. ISSN 0954-6820. p. 1–13. doi: 10.1111/joim.13549. Full text in Research Archive
  • Degenhardt, Frauke; Ellinghaus, David; Juzenas, Simonas; Lerga-Jaso, Jon; Wendorff, Mareike & Maya-Miles, Douglas [Show all 50 contributors for this article] (2022). Detailed stratified GWAS analysis for severe COVID-19 in four European populations. Human Molecular Genetics. ISSN 0964-6906. p. 1–22. doi: 10.1093/hmg/ddac158. Full text in Research Archive
  • Bouziotis, Jason; Arvanitakis, Marianna; Preiser, Jean-Charles; Abbas, Ali; Abdukahil, Sheryl Ann & Abdulkadir, Nurul Najmee [Show all 40 contributors for this article] (2022). Association of body mass index with COVID-19 related in-hospital death. Clinical Nutrition. ISSN 0261-5614. doi: 10.1016/j.clnu.2022.01.017. Full text in Research Archive
  • Hammer, Quirin; Dunst, Josefine; Christ, Wanda; Picarazzi, Francesca; Wendorff, Mareike & Momayyezi, Pouria [Show all 51 contributors for this article] (2022). SARS-CoV-2 Nsp13 encodes for an HLA-E-stabilizing peptide that abrogates inhibition of NKG2A-expressing NK cells. Cell reports. ISSN 2211-1247. 38(10), p. 1–14. doi: 10.1016/j.celrep.2022.110503. Full text in Research Archive
  • Vestad, Beate; Ueland, Thor; Lerum, Tøri Vigeland; Dahl, Tuva Børresdatter; Holm, Kristian & Barratt-Due, Andreas [Show all 37 contributors for this article] (2022). Respiratory dysfunction three months after severe COVID-19 is associated with gut microbiota alterations. Journal of Internal Medicine. ISSN 0954-6820. 291(6), p. 801–812. doi: 10.1111/joim.13458.
  • Abdukahil, Sheryl Ann; Abe, Ryuzo; Abel, Laurent; Absil, Lara; Acker, Andrew & Adachi, Shingo [Show all 50 contributors for this article] (2021). COVID‐19 symptoms at hospital admission vary with age and sex: results from the ISARIC prospective multinational observational study. Infection. ISSN 0300-8126. 49, p. 889–905. doi: 10.1007/s15010-021-01599-5. Full text in Research Archive
  • Abdukahil, Sheryl Ann; Abe, Ryuzo; Abel, Laurent; Absil, Lara; Acharya, Subhash & Acker, Andrew [Show all 50 contributors for this article] (2021). Ten months of temporal variation in the clinical journey of hospitalised patients with COVID-19: An observational cohort. eLIFE. ISSN 2050-084X. 10:e70970, p. 1–30. doi: 10.7554/eLife.70970. Full text in Research Archive
  • Reyes, Luis Felipe; Murthy, Srinivas; Garcia-Gallo, Esteban; Irvine, Mike; Merson, Laura & Martin-Loeches, Ignacio [Show all 50 contributors for this article] (2021). Clinical characteristics, risk factors and outcomes in patients with severe COVID-19 registered in the ISARIC WHO clinical characterisation protocol: a prospective, multinational, multicentre, observational study. European Respiratory Journal Open Research (ERJ Open Research). ISSN 2312-0541. 8:00552-2021(1), p. 1–18. doi: 10.1183/23120541.00552-2021. Full text in Research Archive
  • Kåsine, Trine; Riise, Anne Margarita Dyrhol; Barratt-Due, Andreas; Kildal, Anders Benjamin; Olsen, Inge Christoffer & Nezvalova-Henriksen, Katerina [Show all 39 contributors for this article] (2021). Neutrophil count predicts outcome in hospitalized COVID-19 patients. Results from the NOR-Solidarity trial. Journal of Internal Medicine. ISSN 0954-6820. 291(2), p. 241–243. doi: 10.1111/joim.13377.
  • Jenum, Synne; Tonby, Kristian; Rueegg, Corina Silvia; Ruhwald, Morten; Kristiansen, Max Per & Bang, Peter [Show all 14 contributors for this article] (2021). A Phase I/II randomized trial of H56:IC31 vaccination and adjunctive cyclooxygenase-2-inhibitor treatment in tuberculosis patients. Nature Communications. ISSN 2041-1723. doi: 10.1038/s41467-021-27029-6. Full text in Research Archive
  • Niemi, Mari E.K.; Karjalainen, Juha; Liao, Rachel G.; Neale, Benjamin M.; Daly, Mark & Ganna, Andrea [Show all 84 contributors for this article] (2021). Mapping the human genetic architecture of COVID-19. Nature. ISSN 0028-0836. 600(7889), p. 472–477. doi: 10.1038/s41586-021-03767-x. Full text in Research Archive
  • Jørgensen, Marthe Jøntvedt; Nore, Kristin Grotle; Aass, Hans Christian Dalsbotten; Layre, Emilie; Nigou, Jérôme & Mortensen, Rasmus [Show all 11 contributors for this article] (2021). Plasma LOX-Products and Monocyte Signaling Is Reduced by Adjunctive Cyclooxygenase-2 Inhibitor in a Phase I Clinical Trial of Tuberculosis Patients. Frontiers in Cellular and Infection Microbiology. ISSN 2235-2988. 11, p. 1–13. doi: 10.3389/fcimb.2021.669623. Full text in Research Archive
  • Wickstrøm, Kristin Elisabeth; Vitelli, Valeria; Carr, Ewan; Holten, Aleksander R.; Bendayan, Rebecca & Reiner, Andrew Henry [Show all 15 contributors for this article] (2021). Regional performance variation in external validation of four prediction models for severity of COVID-19 at hospital admission: An observational multi-centre cohort study. PLOS ONE. ISSN 1932-6203. 16(8), p. 1–13. doi: 10.1371/journal.pone.0255748. Full text in Research Archive
  • Chendi, Bih Hycenta; Tveiten, Hallgeir; Snyders, Candice I.; Tonby, Kristian; Jenum, Synne & Nielsen, Susanne D. [Show all 10 contributors for this article] (2021). CCL1 and IL-2Ra differentiate Tuberculosis disease from latent infection Irrespective of HIV infection in low TB burden countries. Journal of Infection. ISSN 0163-4453. p. 1–11. doi: 10.1016/j.jinf.2021.07.036. Full text in Research Archive
  • Chendi, Bih Hycenta; Snyders, Candice I.; Tonby, Kristian; Jenum, Synne; Kidd, Martin & Walzl, Gerhard [Show all 8 contributors for this article] (2021). A Plasma 5-Marker Host Biosignature Identifies Tuberculosis in High and Low Endemic Countries. Frontiers in Immunology. ISSN 1664-3224. 12, p. 1–13. doi: 10.3389/fimmu.2021.608846. Full text in Research Archive
  • Barratt-Due, Andreas; Olsen, Inge Christoffer; Nezvalova-Henriksen, Katerina; Kåsine, Trine; Lund-Johansen, Fridtjof & Hoel, Hedda Benedicte [Show all 43 contributors for this article] (2021). Evaluation of the Effects of Remdesivir and Hydroxychloroquine on Viral Clearance in COVID-19 : A Randomized Trial. Annals of Internal Medicine. ISSN 0003-4819. 174(9), p. 1261–1269. doi: 10.7326/M21-0653.
  • Aamodt, Anne Hege; Høgestøl, Einar August; Popperud, Trine Haug; Holter, Jan Cato; Dyrhol-Riise, Anne Ma & Tonby, Kristian [Show all 15 contributors for this article] (2021). Blood neurofilament light concentration at admittance: a potential prognostic marker in COVID-19. Journal of Neurology. ISSN 0340-5354. doi: 10.1007/s00415-021-10517-6. Full text in Research Archive
  • Christensen, Erik; Jørgensen, Marthe Jøntvedt; Nore, Kristin Grotle; Dahl, Tuva Børresdatter; Yang, Kuan & Ranheim, Trine [Show all 16 contributors for this article] (2021). Critical COVID-19 is associated with distinct leukocyte phenotypes and transcriptome patterns. Journal of Internal Medicine. ISSN 0954-6820. p. 1–16. doi: 10.1111/joim.13310. Full text in Research Archive
  • Jørgensen, Marthe Jøntvedt; Jenum, Synne; Tonby, Kristian; Mortensen, Rasmus; Walzl, Gerhard & Plessis, Nelita Du [Show all 7 contributors for this article] (2020). Monocytic myeloid-derived suppressor cells reflect tuberculosis severity and are influenced by cyclooxygenase-2 inhibitors. Journal of Leukocyte Biology. ISSN 0741-5400. doi: 10.1002/JLB.4A0720-409RR. Full text in Research Archive
  • Jørgensen, Marthe Jøntvedt; Holter, Jan Cato; Christensen, Erik; Schjalm, Camilla; Tonby, Kristian & Pischke, Soeren [Show all 22 contributors for this article] (2020). Increased interleukin-6 and macrophage chemoattractant protein-1 are associated with respiratory failure in COVID-19. Scientific Reports. ISSN 2045-2322. 10. doi: 10.1038/s41598-020-78710-7. Full text in Research Archive
  • Lerum, Tøri Vigeland; Aaløkken, Trond M; Brønstad, Eivind; Aarli, Bernt Bøgvald; Ikdahl, Eirik & Lund, Kristine Marie Aarberg [Show all 14 contributors for this article] (2020). Dyspnoea, lung function and CT findings three months after hospital admission for COVID-19. European Respiratory Journal. ISSN 0903-1936. doi: 10.1183/13993003.03448-2020. Full text in Research Archive
  • Nore, Kristin Grotle; Jørgensen, Marthe Jøntvedt; Dyrhol-Riise, Anne Ma; Jenum, Synne & Tonby, Kristian (2020). Elevated Levels of Anti-Inflammatory Eicosanoids and Monocyte Heterogeneity in Mycobacterium tuberculosis Infection and Disease. Frontiers in Immunology. ISSN 1664-3224. 11. doi: 10.3389/fimmu.2020.579849. Full text in Research Archive
  • Ueland, Thor; Heggelund, Lars; Lind, Andreas; Holten, Aleksander Rygh; Tonby, Kristian & Michelsen, Annika [Show all 26 contributors for this article] (2020). Elevated plasma sTIM-3 levels in patients with severe COVID-19. Journal of Allergy and Clinical Immunology. ISSN 0091-6749. 147(1), p. 92–98. doi: 10.1016/j.jaci.2020.09.007. Full text in Research Archive
  • Holter, Jan Cato; Pischke, Soeren; de Boer, Eline; Lind, Andreas; Jenum, Synne & Holten, Aleksander Rygh [Show all 32 contributors for this article] (2020). Systemic complement activation is associated with respiratory failure in COVID-19 hospitalized patients . Proceedings of the National Academy of Sciences of the United States of America. ISSN 0027-8424. 117(40), p. 25018–25025. doi: 10.1073/pnas.2010540117. Full text in Research Archive
  • Gundem, Trine; Olasveengen, Theresa M.; Hovda, Knut Erik; Gaustad, Knut; Schøndorf, Christina Luise & Rostrup, Morten [Show all 11 contributors for this article] (2020). Ventilasjonsstotte for hypoksemiske intensivpasienter med covid-19. Tidsskrift for Den norske legeforening. ISSN 0029-2001. 140(11), p. 1–10. doi: 10.4045/tidsskr.20.0445. Full text in Research Archive
  • Mortensen, Rasmus; Clemmensen, Helena Strand; Woodworth, Joshua S.; Therkelsen, Marie Louise; Mustafa, Tehmina & Tonby, Kristian [Show all 10 contributors for this article] (2019). Cyclooxygenase inhibitors impair CD4 T cell immunity and exacerbate Mycobacterium tuberculosis infection in aerosol-challenged mice. Communications Biology. ISSN 2399-3642. 2:288, p. 1–10. doi: 10.1038/s42003-019-0530-3. Full text in Research Archive
  • Tonby, Kristian; Wergeland, Ida; Lieske, Nora Valeska; Kvale, Dag; Tasken, Kjetil & Dyrhol-Riise, Anne Ma (2016). The COX- inhibitor indomethacin reduces Th1 effector and T regulatory cells in vitro in Mycobacterium tuberculosis infection. BMC Infectious Diseases. ISSN 1471-2334. 16:599, p. 1–12. doi: 10.1186/s12879-016-1938-8. Full text in Research Archive
  • Lieske, Nora Valeska; Tonby, Kristian; Kvale, Dag; Dyrhol-Riise, Anne Ma & Tasken, Kjetil (2015). Targeting tuberculosis and HIV infection-specific regulatory T cells with MEK/ERK signaling pathway inhibitors. PLOS ONE. ISSN 1932-6203. 10:e0141903(11). doi: 10.1371/journal.pone.0141903. Full text in Research Archive
  • Tonby, Kristian; Ruhwald, Morten; Kvale, Dag & Dyrhol-Riise, Anne Ma (2015). IP-10 measured by Dry Plasma Spots as biomarker for therapy responses in Mycobacterium Tuberculosis infection. Scientific Reports. ISSN 2045-2322. 5. doi: 10.1038/srep09223. Full text in Research Archive
  • Wergeland, Ida; Pullar, Nadine Durema; Assmus, Jörg; Ueland, Thor; Tonby, Kristian & Feruglio, Siri [Show all 11 contributors for this article] (2015). IP-10 differentiates between active and latent tuberculosis irrespective of HIV status and declines during therapy. Journal of Infection. ISSN 0163-4453. 70(4), p. 381–391. doi: 10.1016/j.jinf.2014.12.019. Full text in Research Archive
  • Feruglio, Siri; Tonby, Kristian; Kvale, Dag & Dyrhol-Riise, Anne Ma (2015). Early dynamics of T helper cell cytokines and T regulatory cells in response to treatment of active Mycobacterium tuberculosis infection. Clinical and Experimental Immunology. ISSN 0009-9104. 179(3), p. 454–465. doi: 10.1111/cei.12468.
  • Pullar, Nadine Durema; Steinum, Harald Otto; Tonby, Kristian; Heggelund, Lars; Leiva, Rafael Alexander Mo & Ofstad, Randi [Show all 8 contributors for this article] (2014). Low prevalence of positive interferon-gamma tests in HIV-positive long-term immigrants in Norway. The International Journal of Tuberculosis and Lung Disease. ISSN 1027-3719. 18(2), p. 180–187. doi: 10.5588/ijtld.13.0276.

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  • Gundem, Trine; Olasveengen, Theresa M.; Schøndorf, Christina Luise; Hovda, Knut Erik; Rostrup, Morten & Frøyshov, Sten [Show all 11 contributors for this article] (2020). T.M. Gundem og medarbeidere svarer. Tidsskrift for Den norske legeforening. ISSN 0029-2001. 140(12), p. 1–2. doi: 10.4045/tidsskr.20.0650. Full text in Research Archive
  • Kolberg, Espen Skarstein; Wickstrøm, Kristin; Tonby, Kristian; Dyrhol-Riise, Anne Ma; Holten, Aleksander Rygh & Amundsen, Erik Koldberg (2020). Serum ACE as a prognostic biomarker in COVID-19: A Case series. APMIS - Journal of Pathologiy, Microbiology and Immunology. ISSN 0903-4641. p. 1–2. doi: 10.1111/apm.13108. Full text in Research Archive
  • Borén, Håkon Kinck; Thaulow, Christian Magnus; Quist-Paulsen, Else; Wæhre, Torgun; Akselsen, Per Espen & Tonby, Kristian (2020). Antibiotikabruk i sykehus ved covid-19. Tidsskrift for Den norske legeforening. ISSN 0029-2001. 140(11), p. 1–5. doi: 10.4045/tidsskr.20.0443.
  • Tonby, Kristian; Mortensen, Rasmus; Ruhwald, Morten; Dyrhol-Riise, Anne Ma & Jenum, Synne (2019). KLRG1-expressing CD4 T cells are reduced in tuberculosis patients compared to healthy mycobacterium tuberculosis-infected subjects, but increase with treatment. Journal of Infectious Diseases. ISSN 0022-1899. 220(1), p. 174–176. doi: 10.1093/infdis/jiz056.

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Published Mar. 11, 2020 2:54 PM - Last modified Mar. 11, 2020 2:54 PM