Tarja Sironen

Phone+358504471588, +358294157078
Emailtarja.sironenhelsinkifi

PL 21 (Haartmaninkatu 3)
00014
Finland

Research activity per year

Fields of Science

3111 Biomedicine
413 Veterinary science
11832 Microbiology and virology

Addressing pandemic-wide systematic errors in the SARS-CoV-2 phylogeny
Hunt, M., Hinrichs, A. S., Anderson, D., Karim, L., Dearlove, B. L., Knaggs, J., Constantinides, B., Fowler, P. W., Rodger, G., Street, T. L., Lumley, S. F., Webster, H., Sanderson, T., Ruis, C., Maio, N. D., Amenga-Etego, L. N., Amuzu, D. S., Avaro, M., Awandare, G. A. & Ayivor-Djanie, R. & 76 others, Bashton, M., Batty, E. M., Bediako, Y., Belder, D. D., Benedetti, E., Bergthaler, A., Boers, S. A., Campos, J., Carr, R. A. A., Cuba, F., Dattero, M. E., Dejnirattisai, W., Dilthey, A. T., Duedu, K. O., Endler, L., Engelmann, I., Francisco, N. M., Fuchs, J., Z., E. G., Groc, S., Gyamfi, J., Heemskerk, D., Houwaart, T., Hsiao, N.-Y., Huska, M., Hoelzer, M., Iranzadeh, A., Jarva, H., Jeewandara, C., Jolly, B., Joseph, R., Kant, R., Ki, K. K. K., Kurkela, S., Lappalainen, M., Lataretu, M., Liu, C., Malavige, G. N., Mashe, T., Mongkolsapaya, J., Montes, B., Molina-Mora, J. A., Morang'a, C. M., Mvula, B., Nagarajan, N., Nelson, A., Ngoi, J. M., Paixao, J. P. D., Panning, M., Poklepovich, T., Quashie, P. K., Ranasinghe, D., Russo, M., San, J. E., Sanderson, N. D., Scaria, V., Screaton, G., Sironen, T., Sisay, A., Smith, D., Smura, T., Supasa, P., Suphavilai, C., Swann, J., Tegally, H., Tegomoh, B., Vapalahti, O., Walker, A., Wilkinson, R., Williamson, C., Consortium, I. L. N., Oliveira, T. D., Peto, T. E., Crook, D., Corbett-Detig, R. & Iqbal, Z., 30 Aug 2025, (Accepted/In press) In: Nature methods.
Research output: Contribution to journal › Article › Scientific
American mink as an animal model to study SARS-CoV-2 and vaccine response
Aaltonen, K., Virtanen, J., Kegler, K., Venkat, V., Kareinen, L., Korhonen, E. M., Niamsap, T., Malmgren, R., Korpela, J., Naves, R. A., Iso-Oja, M., Svenns, S., Häggvik, T., Ojala, E., Vapalahti, O., Peura, J., Sukura, A., Ritvos, O., Pasternack, A. & Nordgren, H. & 2 others, Kant, R. & Sironen, T., 2025, (Submitted) In: bioRxiv.
Research output: Contribution to journal › Article › Scientific
Antimicrobial Resistance: What Can We Learn from Genomics?
Sironen, T. & Kant, R., 30 Jun 2025, In: Antibiotics. 14, 7, 3 p., 661.
Research output: Contribution to journal › Editorial › Scientific

Open Access
Detection and genetic characterization of alphacoronaviruses in co-roosting bat species, southeastern Kenya
Ogola, J. G., Alburkat, H., Smura, T., Kareinen, L., Kant, R., Korhonen, E. M., Lunn, T. J., Masika, M., Webala, P. W., Nyaga, P., Anzala, O., Vapalahti, O., Forbes, K. M. & Sironen, T. A., 7 Nov 2025, In: PLoS Neglected Tropical Diseases. 19, 11, 16 p., e0012805.
Research output: Contribution to journal › Article › Scientific › peer-review

Open Access
File
Discovery and characterization of Sager Creek virus, a new orthohantavirus in prairie voles (Microtus ochrogaster)
Mull, N., Erdin, M., Letko, M., Seifert, S. N., Sironen, T., Smura, T. & Forbes, K. M., 18 Sept 2025, In: npj viruses. 3, 1, 9 p., 70.
Research output: Contribution to journal › Article › Scientific › peer-review

Open Access

1 Not started
5 Finished
11 Active

Opening Pandora’s Box: Assessing The Risks of Permafrost Thaw to Environment and Human Health
Väliranta, M. (Project manager), Korhola, A. (Project manager), Weckström, J. (Principal Investigator), Kontro, M. H. (Principal Investigator), Bianchi, F. (Principal Investigator), Passananti, M. (Co-Principal Investigator), Vapalahti, O. (Principal Investigator), Sironen, T. (Principal Investigator), Korhonen, E. M. (Co-Principal Investigator), Green, S. (Principal Investigator), Toivanen, R. (Principal Investigator), Kiss, E. A. (Co-Principal Investigator), Smura, T. (Co-Principal Investigator), Pilkama, H. E. (Participant), Deresh, A. (Participant), Haglund, A. K. (Participant) & Karkela, P. K. (Participant)
01/01/2025 → 31/12/2027
Project: Research project
Zoosursy WOAH Tarja Sironen
Sironen, T. (Project manager), Aaltonen, K. (Participant), Altan Tarakci, E. (Participant), Korhonen, E. M. (Participant), Martikainen, J. K. (Participant), Ochola, G. O. (Participant) & Österlund, P.I.-M. (Participant)
World Organisation for Animal Health
01/10/2024 → 30/09/2029
Project: Other funder
TSR Tarja Sironen 8/24 - 7/26
Sironen, T. (Project manager), Aaltonen, K. (Participant), Lehtinen, V. S. (Participant), Virtanen, J. M. E. (Participant) & Zöldi, V. (Participant)
Työsuojelurahasto @003703057264@
01/08/2024 → 31/07/2026
Project: Foundations (Private Foundations, Non-Profit Foundations, Charitable Trusts)
PAKO Valtioneuvoston kans Sironen 24-25
Sironen, T. (Project manager), Aaltonen, K. (Participant), Oksanen, L.-M. A. H. (Participant) & Virtanen, J. M. E. (Participant)
Valtioneuvoston kanslia
01/03/2024 → 31/12/2025
Project: Other funder
Restoring Ecosystem to Stop the Threat
Ecke, F. (Project manager), Sironen, T. (Project manager), Iheozor-Ejiofor, R. (Participant), Nikuri, P. A. (Participant), Poje, M. (Participant), Pulkkinen, E. (Participant) & Ramanantsalama, R. V. (Participant)
European Commission
01/01/2024 → 31/12/2027
Project: EU Research and Innovation Actions (RIA)

8 Supervisor or co-supervisor of doctoral thesis
1 Supervision of other thesis (Master's, Licentiate)
1 Membership or other role in national/international committee, council, board
1 Invited talk
More
- 1 Oral presentation

Host-Associated Genomic Variability and Transmission Patterns of Leptospira in Tanzanian Livestock and Rodents
Kant, R. (Supervisor) & Sironen, T. (Supervisor)
2025 → …
Activity: Examination types › Supervisor or co-supervisor of doctoral thesis
EPIDEMIOLOGIC SURVEY OF EMERGING VIRAL DISEASES IN BATS, RODENTS AND HUMANS AROUND TAITA HILLS, KENYA
Sironen, T. (Supervisor) & Korhonen, E. M. (Supervisor)
2024 → …
Activity: Examination types › Supervisor or co-supervisor of doctoral thesis
haracterization of species-level feline Helicobacter population using 16S MinION nanopore sequencing
Pljusnin, I. (Supervisor), Sironen, T. (Supervisor) & Kant, R. (Supervisor)
2024 → 2025
Activity: Examination types › Supervision of other thesis (Master's, Licentiate)
Equine dermatitis outbreak associated with parapoxvirus in Finland
Hautala, K. (Speaker), Virtanen, J. M. E. (Speaker), Utriainen, M. M. (Speaker), Dutra, L. (Speaker), Eskola, E. K. (Speaker), Airas, N. (Speaker), Uusitalo, R. (Speaker), Ahvenainen, E. R. (Speaker), Smura, T. (Speaker), Sironen, T. (Speaker), Vapalahti, O. (Speaker), Kant, R. (Speaker), Virtala, A.-M. (Speaker) & Kinnunen, P. (Speaker)
3 Oct 2024
Activity: Talk or presentation types › Oral presentation
Diversity and pathogenic potential of paramyxoviruses
Sironen, T. (Supervisor) & Jääskeläinen, A. J. (Supervisor)
2023 → …
Activity: Examination types › Supervisor or co-supervisor of doctoral thesis

Ravihevosia piinanneen ihotulehdusepidemian aiheuttaja löytyi
Virtanen, J. M. E., Kant, R., Sironen, T. & Kinnunen, P.
08/01/2024
1 Media contribution
Press/Media: Press / Media
Innovative mobile suitcase laboratory aims to transform infectious disease detection
Kant, R. & Sironen, T.
01/09/2023
1 Media contribution
Press/Media: Press / Media
The coronavirus epidemic of 2020 in Finland began with five virus lineages
Kant, R., Smura, T., Sironen, T., Truong, P. & Vapalahti, O.
14/06/2022
1 Media contribution
Press/Media: Press / Media
Sequencing adapted from research use to monitoring the coronavirus pandemic
Vapalahti, O., Smura, T., Kant, R. & Sironen, T.
27/01/2021
1 Media contribution
Press/Media: Press / Media
University of Helsinki researchers developed a sequence analysis pipeline for virus discovery
Pljusnin, I., Kant, R., Smura, T., Sironen, T. & Vapalahti, O.
03/12/2020
1 item of Media coverage
Press/Media: Press / Media

Tarja Sironen, Professor

Personal profile

Fields of Science

Collaborations and top research areas from the last five years

Dive into details

Addressing pandemic-wide systematic errors in the SARS-CoV-2 phylogeny

American mink as an animal model to study SARS-CoV-2 and vaccine response

Antimicrobial Resistance: What Can We Learn from Genomics?

Detection and genetic characterization of alphacoronaviruses in co-roosting bat species, southeastern Kenya

Discovery and characterization of Sager Creek virus, a new orthohantavirus in prairie voles (Microtus ochrogaster)

Opening Pandora’s Box: Assessing The Risks of Permafrost Thaw to Environment and Human Health

Zoosursy WOAH Tarja Sironen

TSR Tarja Sironen 8/24 - 7/26

PAKO Valtioneuvoston kans Sironen 24-25

Restoring Ecosystem to Stop the Threat

Host-Associated Genomic Variability and Transmission Patterns of Leptospira in Tanzanian Livestock and Rodents

EPIDEMIOLOGIC SURVEY OF EMERGING VIRAL DISEASES IN BATS, RODENTS AND HUMANS AROUND TAITA HILLS, KENYA

haracterization of species-level feline Helicobacter population using 16S MinION nanopore sequencing

Equine dermatitis outbreak associated with parapoxvirus in Finland

Diversity and pathogenic potential of paramyxoviruses

Ravihevosia piinanneen ihotulehdusepidemian aiheuttaja löytyi

Innovative mobile suitcase laboratory aims to transform infectious disease detection

The coronavirus epidemic of 2020 in Finland began with five virus lineages

Sequencing adapted from research use to monitoring the coronavirus pandemic

University of Helsinki researchers developed a sequence analysis pipeline for virus discovery

Tarja Sironen, Professor

Personal profile

Fields of Science

Collaborations and top research areas from the last five years

Research output

Projects

Activities

Press/Media