Consultant histopathologist

Division of Pathology
Rikshospitalet
0027 Oslo
Norway

Office: + (47) 2307
Fax: + (47)
email: frode.jahnsen@rikshospitalet.no

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Training:
Consultant histopathologist, Division of Pathology Rikshospitalet

Expertise:
Gastro-intestinal pathology,immune dysregulation

Research Interests:
Identify and characterise mechanisms of immune dysregulation

Professional Service:

Other Links:

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Selected Publications:

Holt PG, Strickland DH, Wikström ME, Jahnsen FL.
Regulation of immunological homeostasis in the
respiratory tract.
Nat Rev Immunol. 2008 Feb;8(2):142-52. Review.

Kvale EO, Fløisand Y, Lund-Johansen F, Rollag H, Farkas L,
Ghanekar S, Brandtzaeg P, Jahnsen FL, Olweus J.
Plasmacytoid DCs regulate recall responses by rapid induction
of IL-10 in memory T cells.Blood. 2007 Apr 15;109(8):3369-76. Epub 2006 Dec 7

Farkas L, Kvale EO, Lund-Johansen F, Jahnsen FL.
Plasmacytoid dendritic cells induce a distinct cytokine pattern
in virus-specific CD4+ memory T cells that is modulated by CpG
oligodeoxynucleotides.
Scand J Immunol. 2006 Oct;64(4):404-11

Ráki M, Tollefsen S, Molberg Ø, Lundin KE, Sollid LM, Jahnsen FL.
A unique dendritic cell subset accumulates in the celiac lesion
and efficiently activates gluten-reactive T cells.
Gastroenterology. 2006 Aug;131(2):428-38.
Erratum in: Gastroenterology. 2007 Feb;132(2):826-7.

Rasmussen M, Skullerud K, Bakke SJ, Lebon P, Jahnsen FL.
Cerebral thrombotic microangiopathy and antiphospholipid
antibodies in Aicardi-Goutieres syndrome–report of two sisters.
Neuropediatrics. 2005 Feb;36(1):40-4.

Chi JT, Chang HY, Haraldsen G, Jahnsen FL, Troyanskaya OG, Chang DS,
Wang Z, Rockson SG, van de Rijn M, Botstein D, Brown PO.
Endothelial cell diversity revealed by global expression profiling.
Proc Natl Acad Sci U S A. 2003 Sep 16;100(19):10623-8. Epub 2003 Sep 8.

Jahnsen FL, Gran E, Haye R, Brandtzaeg P.
Human nasal mucosa contains antigen-presenting cells of strikingly
different functional phenotypes.
Am J Respir Cell Mol Biol. 2004 Jan;30(1):31-7. Epub 2003 Jun 26.

Baekkevold ES, Roussigné M, Yamanaka T, Johansen FE, Jahnsen FL,
Amalric F, Brandtzaeg P, Erard M, Haraldsen G, Girard JP.
Molecular characterization of NF-HEV, a nuclear factor preferentially
expressed in human high endothelial venules.
Am J Pathol. 2003 Jul;163(1):69-79.

Farkas L, Beiske K, Lund-Johansen F, Brandtzaeg P, Jahnsen FL.
Plasmacytoid dendritic cells (natural interferon- alpha/beta-producing cells)
accumulate in cutaneous lupus erythematosus lesions.
Am J Pathol. 2001 Jul;159(1):237-43.

Jahnsen FL, Brandtzaeg P.
Antigen presentation and stimulation of the immune system in human airways.
Allergy. 1999;54 Suppl 57:37-49. Review.

Jahnsen FL, Haye R, Gran E, Brandtzaeg P, Johansen FE.
Glucocorticosteroids inhibit mRNA expression for eotaxin,
eotaxin-2, and monocyte-chemotactic protein-4 in human airway
inflammation with eosinophilia.
J Immunol. 1999 Aug 1;163(3):1545-51.