Author

F.L. Jahnsen

Oslo University Hospital

Listed by name: these papers carry no ORCID for this author, so different people with the same name may be mixed together.

Biology Disciplines

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Immunology· 1

Signature Assays, Organisms & Methods

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Approach:experimental assay· 1 Research Focus:host-pathogen & immune response· 1 Organism:human· 1 Assay:proteomics· 1

Frequent Co-Authors

Anders Theodor Aasebo· 1 shared Brian K. ChungiD· 1 shared Diana DomańskaiD· 1 shared Espen S. BækkevoldiD· 1 shared Frank SætreiD· 1 shared Henrik Mikael ReimsiD· 1 shared Johannes R. HoviD· 1 shared K.V. Sreelakshmi· 1 shared

Activity by Year

2026-2026 · peak 1/yr

Co-Author Collaboration Network

10 top collaborators · 45 mutual co-author links

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1 shared paperImmunology

Anders Theodor Aasebo

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1 paper

Recent·Most cited

Ultra long-lived plasma cells in the human small intestine produce microbiota-reactive IgA antibodies

Niladri Bhusan Pati, Brian K. Chung, Kristian Holm, Frank Sætre, Henrik Mikael Reims, Anders Theodor Aasebo, Tobias Gedde‐Dahl, K.V. Sreelakshmi, Diana Domańska, Johannes R. Hov, Espen S. Bækkevold, F.L. Jahnsen

The paper identifies ultra long-lived plasma cells in the human small intestine that produce IgA antibodies reactive to a diverse microbiota, suggesting long-term immune memory shaping the microbiome.

Beneficial Microbes · May 11, 2026Peer-reviewedImmunology