Author

Oskar Hällgren

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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Neuroscience· 1

Signature Assays, Organisms & Methods

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Research Focus:drug response / drug discovery· 1 Approach:experimental assay· 1 Organism:mouse· 1

Frequent Co-Authors

Emilia EliassoniD· 1 shared Per‐Ola Önnervik· 1 shared Tomas DeierborgiD· 1 shared

Activity by Year

2026-2026 · peak 1/yr

Co-Author Collaboration Network

3 top collaborators · 3 mutual co-author links

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1 shared paperNeuroscience

Emilia EliassonORCID

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1 paper

Recent·Most cited

First In Vivo Demonstration of Nose-to-Brain Drug Delivery of Memantine Using NosaPlugs Nasal Inserts

Emilia Eliasson, Oskar Hällgren, Per‐Ola Önnervik, Tomas Deierborg

This study demonstrates that NosaPlugs nasal inserts can deliver memantine to the brain in mice, providing a proof-of-concept for nose-to-brain drug delivery.

bioRxiv · Jan 28, 2026 · PreprintNeuroscience