Department of Bacteriology and Immunology

Petteri Arstila
- petteri.arstilahelsinkifi
- Research Programs Unit
- Department of Bacteriology and Immunology - Clinical Instructor
Person: U3 Research and teaching staff, UH
19992026
Karita Haapasalo
- karita.haapasalohelsinkifi
- Department of Molecular and Integrative Biosciences - University Lecturer, Title of Docent
- Department of Bacteriology and Immunology - University Researcher
Person: U3 Research and teaching staff
20072026
Zinia Haidar
- zinia.haidarhelsinkifi
- Department of Bacteriology and Immunology - Doctoral Researcher
Person: U1 Research and teaching staff
20242026
Nelli Heikkilä
- nelli.heikkilahelsinkifi
- Department of Bacteriology and Immunology - Clinical Instructor
Person: U3 Research and teaching staff
20112026
Lilith Luisa Heiland
- lilith.heilandhelsinkifi
- Department of Bacteriology and Immunology - Doctoral Researcher
- Doctoral Programme in Biomedicine
Person: U1 Research and teaching staff, Doctoral Researcher
20262026

20 Active
40 Finished

BF R2B SansCoeliac Meri Seppo
Meri, S. (Project manager), Ilgach, D. (Participant), Kangasniemi, I. (Participant) & Shahrear, S. (Participant)
Innovaatiorahoituskeskus Business Finland (FinELib)
01/09/2026 → 31/08/2028
Project: Business Finland
FHDS BF_co-innovation Renkonen
Korpisaari (ex. Tiilikka), P. (Project manager), Renkonen, R. (Project manager), Koljonen, E. J. (Participant) & Talonen, K. M. (Participant)
Innovaatiorahoituskeskus Business Finland (FinELib), Business Finland Oy
01/07/2026 → 31/12/2028
Project: Business Finland
Haapasalo Juselius 2026-2029
Haapasalo, K. (Project manager) & Haidar, Z. (Participant)
Sigrid Juséliuksen Säätiö @003701165704@
01/05/2026 → 30/04/2027
Project: Foundations (Private Foundations, Non-Profit Foundations, Charitable Trusts)
Sydäntutkimussäätiö 2024 Lokki
Lokki, A. I. (Project manager)
Sydäntutkimussäätiö
01/12/2025 → 31/12/2026
Project: Foundations (Private Foundations, Non-Profit Foundations, Charitable Trusts)
Juselius Meri 2025-2028
Meri, S. (Project manager), Hendrikson, K. (Participant), Lokki, A. I. (Participant), Meri, M. A. (Participant), Metsänoja, R. M. (Participant), Nissilä, E. (Participant) & Zhong, H. (Participant)
Sigrid Juséliuksen Säätiö @003701165704@
01/05/2025 → 30/04/2027
Project: Foundations (Private Foundations, Non-Profit Foundations, Charitable Trusts)

A digital twin for real-time biodiversity forecasting with citizen science data
Ovaskainen, O., Winter, S., Tikhonov, G., Lauha, P., Lehtiö, A., Nokelainen, O., Abrego, N., Aroluoma, A., Harrison, J. P., Heikkinen, M., Kallio, A., Koliseva, A., Lehikoinen, A., Roslin, T., Somervuo, P., Souza, A. T., Tahir, J., Talaskivi, J., Turunen, A. & Vancraeyenest, A. & 25 others, Zuquim, G., Autto, H., Hänninen, J., Inkinen, J., Kalttopää, O. M., Koskinen, J., Kotakorpi, M., Kuntze, K., Loehr, J., Mutanen, M., Oranen, M., Paavola, R., Renkonen, R., Schiestl-Aalto, P., Sipilä, M., Sujala, M., Sundell, J., Tepsa, S., Tuominen, E.-P., Uusitalo, J., Vallinmäki, M., Vatka, E., Veikkolainen, S., Watts, P. C. & Dunson, D., Mar 2026, In: Nature Ecology & Evolution. 10, 3, p. 481-495 23 p.
Research output: Contribution to journal › Article › Scientific › peer-review

Open Access
File
Adult obesity and risk of severe infections: a multicohort study with global burden estimates
T Nyberg, S., Frank, P., Ahmadi-Abhari, S., Pentti, J., Vahtera, J., Ervasti, J., Suominen, S. B., Strandberg, T. E., Sipilä, P. N., Meri, S., Sattar, N. & Kivimäki, M., 7 Mar 2026, In: Lancet. 407, 10532, p. 951-962 12 p.
Research output: Contribution to journal › Article › Scientific › peer-review

Open Access
File
Age-related changes in the human T cell receptor alpha repertoire suggest positive selection of dual-specific T cells
Nummelin, J., Mattila, J., Middelkamp, V., Saramäki, J., Heikkilä, N. & Arstila, T. P., 4 Aug 2026, In: The Journal of immunology. 215, 8, 13 p., vkag214.
Research output: Contribution to journal › Article › Scientific › peer-review

Open Access
File
Antibacterial potential of five phages in controlling Enterococcus faecalis and Enterococcus faecium
Tuomala, H., Nylund, T., Mustonen, M., Flod, A. & Kiljunen, S., 2 Jun 2026, In: Virology Journal. 23, 1, 18 p., 143.
Research output: Contribution to journal › Article › Scientific › peer-review

Open Access
File
A prospective evaluation of Cepheid Xpert® and Roche cobas® HIV-1, HBV and HCV assays for nucleic acid quantification
Kivelä, J. M., Suominen, J., Jarva, H., Kallio-Kokko, H., Kurkela, S. & Loginov, R., Oct 2026, In: Diagnostic Microbiology and Infectious Disease. 116, 2, 7 p., 117475.
Research output: Contribution to journal › Article › Scientific › peer-review

Open Access
File

Barbro Persson: Exploring the pathophysiology of COVID-19 using biomarkers of the contact and complement systems
Lokki, A. I. (Supervisor)
10 Jun 2026
Activity: Examination types › Opponent of doctoral dissertation
Linnea Lindelöf: Functional and clinical studies of the lectin pathway of complement in humans
Lokki, A. I. (Supervisor)
17 Apr 2026
Activity: Examination types › Opponent of doctoral dissertation
50th Annual Conference of the Scandinavian Society of immunology
Humalajoki, M. H. (Attendee)
14 Oct 2025 → 17 Oct 2025
Activity: Participating in or organising an event types › Organisation and participation in conferences, workshops, courses, seminars
30th International Complement Workshop
Humalajoki, M. H. (Attendee)
14 Sept 2025 → 19 Sept 2025
Activity: Participating in or organising an event types › Organisation and participation in conferences, workshops, courses, seminars
Radboudumc, Dept Hematol
Humalajoki, M. H. (Visiting researcher)
5 May 2025 → 5 Sept 2025
Activity: Visiting an external institution types › Academic visit to other institution

*Hgin yo hopeinen mitali
Renkonen, R. (Recipient), 12 Aug 2010
Prize: Prizes and awards
Aaron Diamond Foundation Junior Faculty Award
Saksela, K. (Recipient), 1994
Prize: Prizes and awards
American Society of Clinical Oncology Career Development Award
Hemminki, A. (Recipient), 2010
Prize: Prizes and awards
Anders Jahre award for a younger medical researcher
Saksela, K. (Recipient), 2002
Prize: Prizes and awards
Duodecim Lauri Saxen mitali 2010
Renkonen, R. (Recipient), 12 Aug 2010
Prize: Prizes and awards

Patenttihakemus
Alitalo, K. K. (Creator), Syrjälä, S. O. (Creator) & Lemström, K. (Creator), University of Helsinki, 2013
Dataset
Patenttihakemus
Alitalo, K. K. (Creator), Lemström, K. (Creator) & Nykänen, A. (Creator), Licentia and Ludwig Institute for Cancer Research, 2007
Dataset

Concrete timetable assessment from experts - lifting of interest rate restrictions is already near: "It's not a long time"
Meri, S.
28/08/2021
1 item of Media coverage
Press/Media: Press / Media
THL's chief physician: Young people can also get seriously ill with corona - five children were effective in Finland during the pandemic
Meri, S.
11/08/2021
1 item of Media coverage
Press/Media: Press / Media
Coron toes, brain fog, herpes, hair loss, tinnitus - these are special coronary symptoms
Meri, S.
07/08/2021
1 item of Media coverage
Press/Media: Press / Media
In this way, the start of schools can affect the corona situation - experts say
Meri, S.
05/08/2021
1 item of Media coverage
Press/Media: Press / Media
Swine flu vaccine triggers narcolepsy in some vaccinated - Finnish research team finds explanation
Meri, S.
01/05/2021
1 item of Media coverage
Press/Media: Press / Media

Department of Bacteriology and Immunology

Collaborations and top research areas from the last five years

Dive into details

Petteri Arstila

Karita Haapasalo

Zinia Haidar

Nelli Heikkilä

Lilith Luisa Heiland

BF R2B SansCoeliac Meri Seppo

FHDS BF_co-innovation Renkonen

Haapasalo Juselius 2026-2029

Sydäntutkimussäätiö 2024 Lokki

Juselius Meri 2025-2028

A digital twin for real-time biodiversity forecasting with citizen science data

Adult obesity and risk of severe infections: a multicohort study with global burden estimates

Age-related changes in the human T cell receptor alpha repertoire suggest positive selection of dual-specific T cells

Antibacterial potential of five phages in controlling Enterococcus faecalis and Enterococcus faecium

A prospective evaluation of Cepheid Xpert® and Roche cobas® HIV-1, HBV and HCV assays for nucleic acid quantification

Barbro Persson: Exploring the pathophysiology of COVID-19 using biomarkers of the contact and complement systems

Linnea Lindelöf: Functional and clinical studies of the lectin pathway of complement in humans

50th Annual Conference of the Scandinavian Society of immunology

30th International Complement Workshop

Radboudumc, Dept Hematol

*Hgin yo hopeinen mitali

Aaron Diamond Foundation Junior Faculty Award

American Society of Clinical Oncology Career Development Award

Anders Jahre award for a younger medical researcher

Duodecim Lauri Saxen mitali 2010

Patenttihakemus

Patenttihakemus

Concrete timetable assessment from experts - lifting of interest rate restrictions is already near: "It's not a long time"

THL's chief physician: Young people can also get seriously ill with corona - five children were effective in Finland during the pandemic

Coron toes, brain fog, herpes, hair loss, tinnitus - these are special coronary symptoms

In this way, the start of schools can affect the corona situation - experts say

Swine flu vaccine triggers narcolepsy in some vaccinated - Finnish research team finds explanation

Department of Bacteriology and Immunology

Collaborations and top research areas from the last five years

Profiles

Projects

Research output

Activities

Prizes

Datasets

Press/Media