Johanna Laybourn-Parry

Summary

Affiliation: Keele University
Country: UK

Publications

  1. pmc The biodiversity and ecology of Antarctic lakes: models for evolution
    Johanna Laybourn-Parry
    Institute for the Environment, Physical Sciences and Applied Mathematics, Faculty of Natural Sciences, University of Keele, Keele, Staffordshire, UK
    Philos Trans R Soc Lond B Biol Sci 362:2273-89. 2007
  2. pmc Survival mechanisms in Antarctic lakes
    Johanna Laybourn-Parry
    School of Life and Environmental Sciences, University of Nottingham, University Park, Nottingham, NG7 2RD, UK
    Philos Trans R Soc Lond B Biol Sci 357:863-9. 2002
  3. ncbi request reprint Influence of environmental conditions, bacterial activity and viability on the viral component in 10 Antarctic lakes
    Christin Säwström
    Department of Ecology and Environmental Science, Climate Impacts Research Centre CIRC, Umea University, Abisko, Sweden
    FEMS Microbiol Ecol 63:12-22. 2008
  4. ncbi request reprint High viral infection rates in Antarctic and Arctic bacterioplankton
    Christin Säwström
    Climate Impacts Research Centre CIRC, Department of Ecology and Environmental Science, Umea University, SE 901 87 Umea, Sweden
    Environ Microbiol 9:250-5. 2007
  5. ncbi request reprint Seasonal viral loop dynamics in two large ultraoligotrophic Antarctic freshwater lakes
    Christin Säwström
    Climate Impacts Research Centre CIRC, Department of Ecology and Environmental Science, Umea University, SE 901 87, Umea, Sweden
    Microb Ecol 53:1-11. 2007
  6. ncbi request reprint Biogeographical distribution and ecological ranges of benthic cyanobacteria in East Antarctic lakes
    Arnaud Taton
    Laboratoire d Algologie, de Mycologie et de Systématique Expérimentale, Institut de Botanique B22, Universite de Liege, B 4000 Liege, Belgium
    FEMS Microbiol Ecol 57:272-89. 2006
  7. pmc Influence of humic substances on bacterial and viral dynamics in freshwaters
    Alexandre M Anesio
    School of Biosciences, The University of Nottingham, University Park, Nottingham NG7 2RD, United Kingdom
    Appl Environ Microbiol 70:4848-54. 2004
  8. ncbi request reprint Demonstration of antifreeze protein activity in Antarctic lake bacteria
    Jack A Gilbert
    Division of Food Sciences, School of Biosciences, University of Nottingham, Sutton Bonington Campus, Loughborough, Leicestershire LE12 5RD, UK
    Microbiology 150:171-80. 2004
  9. ncbi request reprint Ultrasonic imaging of biofilms utilizing echoes from the biofilm/air interface
    Andrew K Holmes
    School of Electrical and Electronic Engineering, University of Nottingham, Nottingham NG7 2RD, UK
    IEEE Trans Ultrason Ferroelectr Freq Control 53:185-92. 2006
  10. ncbi request reprint A hyperactive, Ca2+-dependent antifreeze protein in an Antarctic bacterium
    Jack A Gilbert
    Department of Biochemistry and the Protein Engineering Network of Centres of Excellence, Queen s University, Kingston, Ont, Canada K7L 3N6
    FEMS Microbiol Lett 245:67-72. 2005

Collaborators

Detail Information

Publications12

  1. pmc The biodiversity and ecology of Antarctic lakes: models for evolution
    Johanna Laybourn-Parry
    Institute for the Environment, Physical Sciences and Applied Mathematics, Faculty of Natural Sciences, University of Keele, Keele, Staffordshire, UK
    Philos Trans R Soc Lond B Biol Sci 362:2273-89. 2007
    ..Recent work on viruses in polar lakes demonstrates high abundance and high rates of infection, implying that they may play an important role in genetic exchange in these extreme environments...
  2. pmc Survival mechanisms in Antarctic lakes
    Johanna Laybourn-Parry
    School of Life and Environmental Sciences, University of Nottingham, University Park, Nottingham, NG7 2RD, UK
    Philos Trans R Soc Lond B Biol Sci 357:863-9. 2002
    ....
  3. ncbi request reprint Influence of environmental conditions, bacterial activity and viability on the viral component in 10 Antarctic lakes
    Christin Säwström
    Department of Ecology and Environmental Science, Climate Impacts Research Centre CIRC, Umea University, Abisko, Sweden
    FEMS Microbiol Ecol 63:12-22. 2008
    ..Thus, it was suggested that viral abundance in the Antarctic lakes was determined by the trophic status of the lake and the resultant abundance of intact bacterial hosts...
  4. ncbi request reprint High viral infection rates in Antarctic and Arctic bacterioplankton
    Christin Säwström
    Climate Impacts Research Centre CIRC, Department of Ecology and Environmental Science, Umea University, SE 901 87 Umea, Sweden
    Environ Microbiol 9:250-5. 2007
    ..Our results suggest that a constant virioplankton population can be maintained in these extreme environments even though host density is low and often slow growing...
  5. ncbi request reprint Seasonal viral loop dynamics in two large ultraoligotrophic Antarctic freshwater lakes
    Christin Säwström
    Climate Impacts Research Centre CIRC, Department of Ecology and Environmental Science, Umea University, SE 901 87, Umea, Sweden
    Microb Ecol 53:1-11. 2007
    ..Our study shows that viral process in ultraoligotrophic Antarctic lakes may be of quantitative significance with respect to carbon flow especially during the dark winter period...
  6. ncbi request reprint Biogeographical distribution and ecological ranges of benthic cyanobacteria in East Antarctic lakes
    Arnaud Taton
    Laboratoire d Algologie, de Mycologie et de Systématique Expérimentale, Institut de Botanique B22, Universite de Liege, B 4000 Liege, Belgium
    FEMS Microbiol Ecol 57:272-89. 2006
    ..Comparison with database sequences illustrated the ubiquity of several cyanobacterial operational taxonomic units and their remarkable range of tolerance to harsh environmental conditions...
  7. pmc Influence of humic substances on bacterial and viral dynamics in freshwaters
    Alexandre M Anesio
    School of Biosciences, The University of Nottingham, University Park, Nottingham NG7 2RD, United Kingdom
    Appl Environ Microbiol 70:4848-54. 2004
    ..Results from this study suggest that the way viruses control bacterial assemblages in humic lakes is different from the mechanism in clear water systems...
  8. ncbi request reprint Demonstration of antifreeze protein activity in Antarctic lake bacteria
    Jack A Gilbert
    Division of Food Sciences, School of Biosciences, University of Nottingham, Sutton Bonington Campus, Loughborough, Leicestershire LE12 5RD, UK
    Microbiology 150:171-80. 2004
    ..It will be of interest, therefore, to elucidate the evolutionary forces that have led to the acquisition of functional AFP activity in microbes of the Vestfold Hills lakes and to discover the role the antifreezes play in these organisms...
  9. ncbi request reprint Ultrasonic imaging of biofilms utilizing echoes from the biofilm/air interface
    Andrew K Holmes
    School of Electrical and Electronic Engineering, University of Nottingham, Nottingham NG7 2RD, UK
    IEEE Trans Ultrason Ferroelectr Freq Control 53:185-92. 2006
    ..Using these techniques, the surface topography of biofilms with thickness less than the acoustic wavelength can be imaged...
  10. ncbi request reprint A hyperactive, Ca2+-dependent antifreeze protein in an Antarctic bacterium
    Jack A Gilbert
    Department of Biochemistry and the Protein Engineering Network of Centres of Excellence, Queen s University, Kingston, Ont, Canada K7L 3N6
    FEMS Microbiol Lett 245:67-72. 2005
    ..This AFP might be capable of imparting freezing avoidance to M. primoryensis in ice-covered Antarctic lakes. A hyperactive bacterial AFP has not previously been reported...
  11. ncbi request reprint Factors influencing bacterial dynamics along a transect from supraglacial runoff to proglacial lakes of a high Arctic glacier [corrected]
    Birgit Mindl
    Institute of Ecology, University of Innsbruck, Innsbruck, Austria
    FEMS Microbiol Ecol 59:307-17. 2007
    ..Thus, as in maritime temperate and Antarctic settings, bacterial communities developing in the recently deglaciated terrain of Svalbard receive important inputs of nutrients via faunal transfers from adjacent ecosystems...
  12. doi request reprint Bacteriophage in polar inland waters
    Christin Säwström
    Climate Impacts Research Centre, Department of Ecology and Environmental Science, Umea University, 981 07 Abisko, Sweden
    Extremophiles 12:167-75. 2008
    ..We assess the relevance of bacteriophages in the microbial loop in the extreme environments of Antarctic and Arctic inland waters with an emphasis on carbon cycling...