Research output per year
Research output per year
Personal profile
Education information
PhD 2009 (Environmental Ecology)MSc 2004 (Environmental Ecology)
Curriculum vitae
Work experience
2017- Academy Research Fellow, Department of Microbiology, University of Helsinki
2016-2017, University researcher, Department of Food and Environmental Sciences, University of Helsinki
2012-2016, Postdoctoral scientist, Faculty of Veterinary Medicine, University of Helsinki
2010-2012, Postdoctoral fellow, Lawrence Berkeley National laboratory, Berkeley, CA, USA
2009-2010, Postdoctoral scientist, Institute of Biotechnology, University of Helsinki
2004-2009, Doctoral student, Institute of Biotechnology, University of Helsinki
External positions
Postdoctoral fellow, Lawrence Berkeley National Laboratory, Berkeley, California, USA
2010 → 2012
Fields of Science
- 11832 Microbiology and virology
- Microbial ecology
- 1182 Biochemistry, cell and molecular biology
- Microbial ecology
- Microbiology
- Metagenomics
Supervisor for doctoral programme
- Doctoral Programme in Science
- Doctoral Programme in Ecology, Evolution and Environmental Sustainability in Society
- Doctoral programme in multidisciplinary research in renewable natural resources
Collaborations and top research areas from the last five years
Recent external collaboration on country/territory level. Dive into details by clicking on the dots or
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Different Ferromanganese Concretion Morphologies Host Distinct Microbial Communities and Metal Accumulation Patterns in the Baltic Sea
Majamäki, R. J., Wasiljeff, J., Purkamo, L., Hultman, J., Kohl, L., Asmala, E., Yli‐Hemminki, P., Jørgensen, K. S., Muurinen, J. & Virtasalo, J. J., 23 Jul 2026, In: Environmental Microbiology. 28, 7, 27 p., e70390.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile -
Viral genetic diversity and functional potential in polar and subarctic sea ice
Pettersson, K., Demina, T., Eronen-Rasimus, E., Roux, S., Viitamäki, S., Pessi, I. S., Oksanen, H. M., Assmy, P., Kaartokallio, H. & Hultman, J., Aug 2026, In: FEMS Microbiology Ecology. 102, 8, 15 p., fiag077.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile -
Carbon and microbes in a degrading palsa mire are distinct from a peatland and a wider connected sub-Arctic fluvial system
Tuomela, N. M. A., Elovaara, S., Hultman, J., Kaartokallio, H. & Thomas, D. N., Jan 2025, In: ISME communications. 5, 1, 14 p., ycaf240.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile -
Dissolved organic matter properties and processing in a small arctic catchment with peatland and palsa features
Tuomela, N. M. A., Elovaara, S., Kaartokallio, H., Hultman, J. & Thomas, D. N., 4 Aug 2025, Pangaea.Research output: Other contribution › peer-review
Open Access -
Draft genome sequence of a predatory bacterium from northern peatland soil
Demina, T., Ihonen, R. M., Männistö, M. K. & Hultman, J., 21 Oct 2025, In: F1000Research. 14, 10 p., 1153.Research output: Contribution to journal › Article › Scientific › peer-review
Open Access
Projects
- 2 Finished
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Akrtisten mikrobiyhteisöjen rakenne ja t
Hultman, J. (Project manager)
Suomen Akatemia Projektilaskutus
01/09/2022 → 03/05/2023
Project: Research Council of Finland: Academy Research Fellow
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Changing Climate Alters Microbial Community Function In Arctic Regions
Hultman, J. (Principal Investigator), Viitamäki, S. (Participant) & Pessi, I. S. (Participant)
01/01/2017 → 31/12/2019
Project: University of Helsinki Three-Year Research Project
Activities
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Isolation and characterization of viruses infecting Acidobacteria from Arctic soil
Demina, T. (Supervisor) & Hultman, J. (Supervisor)
2021Activity: Examination types › Supervision of other thesis (Master's, Licentiate)
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GENOME-RESOLVED METAGENOMICS PROVIDES INSIGHTS INTO POLAR MICROBIAL COMMUNITY COMPOSITION, DIVERSITY AND FUNCTIONAL POTENTIAL RELATED TO GREENHOUSE GAS CYCLING
Hultman, J. (Supervisor)
2020 → …Activity: Examination types › Supervision of other thesis (Master's, Licentiate)
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The function and activity of microbial communities in subarctic soils
Hultman, J. (Speaker)
19 Feb 2020 → 21 Feb 2020Activity: Talk or presentation types › Oral presentation
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Meta-omics of soil microbial communities along a natural climatic gradient in the Finnish Arctic tundra
Hultman, J. (Speaker)
26 Sept 2019 → 27 Sept 2019Activity: Talk or presentation types › Oral presentation
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Supervision of Sirja Viitamäki's MSc thesis
Hultman, J. (Supervisor)
2019 → …Activity: Examination types › Supervision of other thesis (Master's, Licentiate)
Press/Media
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The life hidden within the thawing permafrost: how does climate change affect microbes?
24/03/2020
1 item of Media coverage
Press/Media: Press / Media
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Breastfeeding Protects Babies from Antibiotic-resistant Bacteria
Virta, M., Karkman, A. & Hultman, J.
18/10/2018
1 item of Media coverage
Press/Media: Press / Media
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Breastfeeding protects infants from antibiotic-resistant bacteria
Virta, M., Karkman, A. & Hultman, J.
17/10/2018
1 item of Media coverage
Press/Media: Press / Media
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Forskare vill ambitiöst nog samla in dna från alla mikrobarter i världen - också på rymdstationen ISS
16/12/2017
1 Media contribution
Press/Media: Press / Media