Research articles

  • Diversity and functionality of archaeal, bacterial and fungal communities in deep Archaean bedrock groundwater.
    Purkamo, L., Kietäväinen, R., Miettinen, H., Sohlberg, E., Kukkonen, I., Itävaara, M., Bomberg M. FEMS Microbiology Ecology (2018) DOI: 10.1093/femsec/fiy116
  • CO2 and carbonate as substrate for the activation of the microbial community in 180 m deep bedrock fracture fluid of Outokumpu Deep Drill Hole, Finland
    Bomberg, M., Raulio, M., Jylhä, S., Mueller, C., Höschen, C., Rajala, P., Purkamo, L., Kietäväinen, R., Ahonen, L. and Itävaara, M. (2017) AIMS Microbiology 3:846-871. DOI: 10.3934/microbiol.2017.4.846
  • Response of deep subsurface microbial community to different carbon sources and electron acceptors during ~2 months incubation in microcosms.
    Purkamo, L., Bomberg, M., Nyyssönen, M., Ahonen, L., Kukkonen, I. and Itävaara, M. (2017) Frontiers in Microbiology 8:232. DOI: 10.3389/fmicb2017.00232
  • Microbial co-occurrence patterns in deep Precambrian bedrock fracture fluids.
    Purkamo, L., Bomberg, M., Kietäväinen, R., Salavirta, H., Nyyssönen, M., Nuppunen-Puputti, M., Ahonen, L., Kukkonen, I., and Itävaara, M. (2016) Biogeosciences 13: 3091–3108. DOI: 10.5194/bg-13-3091-2016
  • The origin, source and cycling of methane in deep crystalline rock biosphere.
    Kietäväinen, R., Purkamo, L. (2015). Frontiers in Microbiology 6:725. DOI: 10.3389/fmicb.2015.00725
  • Heterotrophic communities supplied by ancient organic carbon predominate in deep Fennoscandian bedrock fluids.
    Purkamo, L., Bomberg, M., Nyyssönen, M., Kukkonen, I., Ahonen, L. and Itävaara, M. (2015) Microbial Ecology 69:319-32. DOI: 10.1007/s00248-014-0490-6
  • Dissecting the deep biosphere: retrieving authentic microbial communities from deep crystalline bedrock fracture zones.
    Purkamo, L., Bomberg, M., Nyyssönen, M., Kukkonen, I., Ahonen, L., Kietäväinen, R., Itävaara, M. (2013) FEMS Microbiology Ecology 85: 324-337. DOI: 10.1111/1574-6941.12126

    • In preparation

    • Rare biosphere archaea participate in acetate cycling in the deep Precambrian terrestrial subsurface at 2.2 km depth. Nuppunen-Puputti, M., Purkamo, L., Kietäväinen, R., Nyyssönen, M., Itävaara, M., Kukkonen, I., Ahonen, L. and Bomberg, M. 2018
    • Metagenomic characterization of bacterial and archaeal communities in ultradeep crystalline bedrock aquifer and implications on habitability in planetary context.
      Purkamo, L., Kietäväinen, R., Bomberg, M., Cousins, C. 2018.

    Popular science articles

    • Cooking up exoplanet collaboration.
      Forgan, D., Purkamo, L. and Watkins, A (2017) Astronomy & Geophysics 58: 6.22-6.23 DOI: 10.1093/astrogeo/atx213
    • Thriving microbial life in ancient groundwater deep inside Earth's crust.
      Purkamo, L. (2017) Frontiers Young Minds 5:65 DOI: 10.3389/frym.2017.00065
    • Ne syövät kiveä.
      Purkamo, L., Nuppunen-Puputti, M. Tiede, 3/2012, pp. 42-45. In Finnish.

    Recent conference contributions

    • Microbial adaptation to deep life: astrobiological aspects of deep subsurface biospheres
      Purkamo, L. 2018. Invited talk at University of Newcastle, UK 18.5.2018
    • Hard rock life: metagenomes from deep terrestrial subsurface
      Purkamo, L., Cousins, C., Zerkle, A. 2017. 1st British Planetary Science Congress, Glasgow, UK 3.-5.12.2017.
    • Genomic clues of adaptation to deep life
      Purkamo, L., Cousins, C., Zerkle, A. 2017. The International Society for Subsurface Microbiology (ISSM) 2017 Conference, Rotorua, New Zealand 6.-10.11.2017.
    • Hard rock life - metagenomes from ultradeep terrestrial subsurface.
      Purkamo, L., Cousins, C., Zerkle, A. 2017. Deep Carbon Observatory Early Career Scientist Workshop, Etna, Italy 28.8.-2.9.2017.
    • Genomic clues of adaptation to deep life.
      Purkamo, L., Cousins, C., Zerkle, A. 2017. The Microbiology Society Annual Conference 2017, Edinburgh, UK 3.-4.4.2017.
    • Limits of life in deep subsurface: Genomic clues on microbial adaptation to multiple extremes in planetary analogue environments.
      Purkamo, L., Cousins, C., Zerkle, A. 2017. Third DCO International Science Meeting, St Andrews, UK 24.3.2017.
    • Limits of life in deep subsurface - Genomic clues on microbial adaptation to multiple extremes in planetary analog environments.
      Inaugural meeting of the Scottish Planetary Science Research Network, Edinburgh, UK 22.2.2017.
    • Astrobiology aspects of deep subsurface biospheres.
      Invited presentation at UK Centre for Astrobiology seminar, Edinburgh, UK 6.12.2016.
    • Microbiology of the deep subsurface.
      DEES/Eclogos seminar, University of St. Andrews, UK 21.9.2016.
    • The DeepHotMicrobe project.
      Purkamo, L., Cousins, C., Zerkle, A. 2016. Habitable solar systems, Frontiers research symposium, University of St. Andrews, UK 28.4.2016
    • Ancient ecosystems in crystalline bedrock fractures.
      Purkamo, L., Bomberg, M., Kietäväinen, R., Salavirta, H., Nyyssönen, M., Nuppunen-Puputti, M., Ahonen, L., Kukkonen, I. and Itävaara, M. 2016. The 32nd Nordic Geological Winter Meeting, Helsinki, Finland 13-15.1.2016. Bulletin of the Geological Society of Finland Special Volume, Abstracts p. 200.
    • Microbial community structure, activity and functionality from six different depths of deep crystalline bedrock fracture zones from Fennoscandian shield.
      Purkamo, L., Bomberg, M., Kietäväinen, R., Salavirta, H., Nyyssönen, M., Nuppunen-Puputti, M., Ahonen, L., Kukkonen, I. and Itävaara, M. 2015. ASB6 - The Origin, Distribution & Detection of Life in the Universe, London, UK 2.-4.9.2015. Programme and abstracts, p. 36.
    • The DeepHotMicrobe Project - crowd funding as a tool for communicating science and enhancing public engagement.
      Purkamo, L., and Bomberg, M. 2015. ASB6 - The Origin, Distribution & Detection of Life in the Universe, London, UK 2.-4.9.2015. Programme and abstracts, p. 77.
    • The biological origin, source and cycling of methane in deep crystalline biosphere of Outokumpu, Finland.
      Purkamo, L. and Kietäväinen, R. 2015. EGU General Assembly 2015, Vienna, Austria 12.-1.4.2015. Geophysical Research Abstracts, Vol. 17, EGU2015-389.
    • Microbial community structure in Fennoscandian deep biosphere revealed by 16S rRNA amplicon pyrosequencing.
      Purkamo, L., Bomberg, M., Nyyssönen, M., Salavirta, H., Itävaara, M., Ahonen, L., Kukkonen, I., 2015. Revolutionizing Next-Generation Sequencing – Tools and Technologies, Leuven, Belgium 15.-16.1.2015.
    • Microbial community structure and functionality in the deep biosphere down to 2300 m of Fennoscandian terrestrial crystalline bedrock.
      Purkamo, L., Bomberg, M., Nyyssönen, M., Nuppunen-Puputti, M., Salavirta, H., Kietäväinen, R., Kukkonen, I., Itävaara, M. 2014. 9th International Symposium of Subsurface Microbiology (ISSM 2014). Pacific Grove, California, USA. 5.-10.10.2014. Oral presentation abstracts of Session B7, p. 6-7.
    • Methane in a deep crystalline rock biosphere, Outokumpu Deep Drill Hole, Finland.
      Kietäväinen, R., Purkamo, L., Ahonen, L., Bomberg, M., Nyyssönen, M., Itävaara, M., and Kukkonen, I., 2014. Finnish National Colloquium of Geosciences, Espoo, Finland 19.-20.3.2014. Abstracts p. 35.
    • Rapid quantification of functional genes involved in carbon and nitrogen metabolism in deep subsurface microbial communities in Fennoscandian bedrock fluids.
      Purkamo, L., Bomberg M., Nyyssönen, M., Kietäväinen, R., Ahonen L., Kukkonen I., Itävaara M. 2014. 31st Nordic Geological Winter Meeting, Lund, Sweden 8.-10.1.2014. Scientific program and abstracts, p. 158.

    Email

    lkp5 (at) st-andrews.ac.uk

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    Address

    School of Earth & Environmental Sciences
    Irvine Building, University of St Andrews
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