Johanna Sjöwall

Associate Professor, Docent

Publications

2026

Jessica Tikkala, Christian Jansson, Gunilla Haggblom, Malin Ringbom, Mathias Gruner, Dag Nyman, Marjaana Pitkapaasi, Johanna Sjöwall, Marika Nordberg (2026)

Tick-borne encephalitis in the Aland Islands, Finland: incidence and disease course since the implementation of a general TBE vaccination programme Emerging Microbes & Infections, Vol. 15, Article 2640705 (Article in journal)

https://dx.doi.org/10.1080/22221751.2026.2640705

2025

Melissa Govender, Jyotirmoy Das, Francis Hopkins, Cecilia Svanberg, Johan Nordgren, Marie Hagbom, Jonas Klingström, Åsa Nilsdotter-Augustinsson, Yean K. Yong, Vijayakumar Velu, Sivadoss Raju, Johanna Sjöwall, Esaki M. Shankar, Sofia Nyström, Marie Larsson (2025)

Altered DNA Methylation Pattern Contributes to Differential Epigenetic Immune Signaling in the Upper Respiratory Airway of Unvaccinated COVID-19 Patients Cells, Vol. 14, Article 1673 (Article in journal)

https://dx.doi.org/10.3390/cells14211673

2024

Nellie Carlstroemer Berthen, Samuel Cronhjort, Marika Nordberg, Per-Eric Lindgren, Marie Larsson, Peter Wilhelmsson, Johanna Sjöwall (2024)

The AxBioTick study - immune gene expression signatures in human skin bitten by Borrelia-infected versus non-infected ticks BMC Infectious Diseases, Vol. 24, Article 1422 (Article in journal)

https://dx.doi.org/10.1186/s12879-024-10279-2

Muna Atallah Saleh, Johanna Sjöwall, Marcus Bendtsen, Christopher Sjöwall (2024)

The prevalence of neutropenia and association with infections in patients with systemic lupus erythematosus: a Swedish single-center study conducted over 14 years Rheumatology International, Vol. 44, p. 839-849 (Article in journal)

https://dx.doi.org/10.1007/s00296-024-05566-9

2023

Nellie Carlströmer Berthén, Eszter Tompa, Susanne Olausson, Clara Nyberg, Dag Nyman, Malin Ringbom, Linda Perander, Joel Svärd, Per-Eric Lindgren, Pia Forsberg, Peter Wilhelmsson, Johanna Sjöwall, Marika Nordberg (2023)

The AxBioTick Study: Borrelia Species and Tick-Borne Encephalitis Virus in Ticks, and Clinical Responses in Tick-Bitten Individuals on the Aland Islands, Finland Microorganisms, Vol. 11, Article 1100 (Article in journal)

https://dx.doi.org/10.3390/microorganisms11051100

News

Female researcher studies a cell plate in a laboratory.

Long-term effects on the immune system following COVID-19

The more severe the COVID-19 infection, the slower the recovery of immune cells which are necessary for the activation of the immune system. Six months after severe COVID-19, a negative impact on several types of immune cells can still be seen.