Publications Environmental Microbiology

Siri Eikrem Skotland

Publications and patents

Articles in peer reviewed journals

Sverdrup, L.E., Linjordet R., Strømman G., Hagen S.B., van Gestel C.A.M., Frostegård, Å. and Sørheim, R. 2006. Functional and community-level soil microbial responses to zinc addition may depend on test system biocomplexity. Chemoshere 65:1747-1754.

Jia, Y., Bakken, L.R., Breedveld, G.D., Aagaard, P. og Frostegård, Å. 2006. Organic compounds that reach subsoil may threaten groundwater quality; effect of benzotriazole on degradation kinetics and microbial community composition. Soil Biology and Biochemistry 38:2543-2556.

Grønli, K., Frostegård, Å., Bakken L. and Ohlson, M. 2005. The effect of fertilisation and glucose amendment on the interactions between microbial soil organisms and young tree seedlings. Plant and Soil. 278: 275-291. 2005.

Høj L, Olsen R.A., and Torsvik, V.L. 2005. Archaeal communities in High Arctic wetlands at Spitsbergen, Norway (78oN) as characterized by 16S rRNA gene fingerprinting. FEMS Microbial Ecology 53:89-101.

Joner, E.J., Eldhuset, T.D., Lange, H. and Frostegård, Å. 2005. Changes in the microbial community in a forest soil amended with aluminium in situ. Plant and Soil 275: 293-302. 2005.

Solheim, B., Zielke, M., Spjelkavik, S., and Olsen, R.A. 2005. Nitrogen fixation in the High Arctic: Role of vegetation and environmental conditions. Arctic, Antarctic, and Alpine research. 37. In press.

Wolde-meskel, E., Terefework, Z., Frostegård, Å and Lindström, K. 2005. Genetic diversity and phylogeny of rhizobia isolated from woody legumes in southern Ethiopia. International Journal of Systematic and Evolutionary Microbiology. 55. 1439-1452. 2005.

Bomo, A. M., Ekeberg, D., Stevik, T.K., Hanssen, J.F. and Frostegard, Å. 2004. Retention and Removal of the Fish Pathogenic Bacterium Yersinia ruckeri in Biological Sand Filters. Journal of Applied Microbiology 97:598-608.

Bomo, A. M., Stevik, T. K., Hovi, I. and Hanssen. J.F. 2004. Bacterial Removal and Protozoan Grazing in Biological Sand Filters. Journal of Environmental Quality 33:1041-1047.

Rasmussen, G., and Olsen, R.A. 2004. Sorption and biological removal of creosote-contaminants from groundwater in soil/sand vegetated with orchard grass (Dactylis glomerata). Advances in Environmental Research. 8: 313-327.

Stevik, T. K., Aa, K., Ausland, G., and Hanssen J.F. 2004. Retention and Removal of Pathogenic Bacteria in Wastewater Percolating Through Porous Media: a Review. Water Research 38:1355-1367.

Wolde-meskel, E., Berg, T., Peters, N. K. and Frostegård, Å. 2004. Nodulation status of Acacia spp and other native woody legumes, and phenotypic characteristics of associated rhizobia in soils of southern Ethiopia. Biol. Fert. Soils.40: 55-66.

Wolde-meskel, E., Terefework, Z., Lindström, K. and Frostegård, Å. 2004. Rhizobia nodulating African Acacia spp and Sesbania sesban trees in southern Ethiopian soils are metabolically and genomically diverse. Soil Biol. Biochem. 36: 2013-2025

Wolde-meskel, E., Terefework, Z., Lindström, K. and Frostegård, Å. 2004. Metabolic and genomic diversity of rhizobia from field standing native and exotic woody legumes in southern Ethiopia. Syst. Appl. Microbiol 27: 603-611.

Bomo, A. M., Husby, A., Stevik, T.K., and Hanssen J.F. 2003. Removal of Fish Pathogenic Bacteria in Biological Sand Filters. Water Research 37:2618-2626.

Hjeljord, L.G. and Tronsmo A. 2003. Effect of germination initiation on competitive capacity of Trichoderma atroviride P1 conidia. Phytopathology. 93:1593-1598.

Ausland, G., Stevik, T. K., Hanssen, J. F. Kohler, J. C., and Jenssen, P. D.. 2002. Intermittent Filtration of Wastewater - Removal of Fecal Coliforms and Fecal Streptococci. Water Research 36:3507-3516.

Olsen, R.A. 2002. Microorganisms and the pioneer processes of building and recycling organic matter. – The 6TH Kongsvoll Symposium on Arctic Life: Conditions, Constraints and Adaptations. 21.-25. August 2002

Rasmussen, G, Fremmersvik, G, Olsen, R.A. 2002. Treatment of creosote-contaminated groundwater in a peat/sand permeable barrier-a column study. Journal of Hazardous Materials. B93:285-306.

Rudi, K., Flateland, S. L., Hanssen, J. F., Bengtsson, G., and Nissen, H.. 2002. Development and Evaluation of a 16s Ribosomal DNA Array-Based Approach for Describing Complex Microbial Communities in Ready-to-Eat Vegetable Salads Packed in a Modified Atmosphere. Applied and Environmental Microbiology 68:1146-1156.

Zielke M, Ekker, A.S., Olsen, R.A., Spjelkavik, S., and Solheim B. 2002. The Influence of Abiotic Factors on Biological Nitrogen Fixation in Different Vegetation in the High Arctic, Svalbard. Arctic, Antarctic and Alpine Research. 34(3):293-299.

Clerc-Bardin, S., Karray, F., Frostegård, Å., Pernodet, J.-L., and Simonet, P. 2001. Development of a conditional lethality system for a Streptomyces lividans strain and its use to investigate conjugative transfer in soil. FEMS Microbiol. Ecol. 38:115-121.

Courtois, S., Frostegård, Å., Depret, G., Göransson, P., Jeannin, P., and Simonet, P. 2001. Quantification of bacterial subgroups in soil; comparison of DNA extracted directly from soil or from cells previously released by density gradient centrifugation. Environ. Microbiol. 3:431-439

Hjeljord, L.G., Stensvand, A. and Tronsmo, A. 2001. Antagonism of nutrient-activated conidia of Trichoderma harzianum P1 against Botrytis cinerea. Phytopathology. 91:1172-1180

Stensvand, A., Strømeng, G.M., Langnes, R., Hjeljord, L., and Tronsmo, A. 2001. First report of Colletotrichum acutatum in strawberry in Norway. Plant Disease. 85:558.

Hjeljord, L.G., Stensvand, A., and Tronsmo, A. 2000. Effect of temperature and nutrient stress on the capacity of commercial Trichoderma products to control Botrytis cinerea and Mucor piriformis in greenhouse strawberries. Biological Control, 19:149-160.

Jensen, S, Holmes, A.J, Olsen, R.A., and Murrell, J.C. 2000. Detection of methane oxidation in forest soil by monooxygenase PCR amplification. Microbial Ecology 39: 282-289.

Thrane, C., Funck Jensen, D., and Tronsmo, A. 2000. Substrate colonization, strain competition, enzyme production in vitro, and biocontrol of Pythium ultimum by Trichoderma harzianum isolate P1 and T3. Eur. J. Plant Pathol. 106:215-225.

Berthelsen, B.O, Olsen, R.A., and Steines, E. (1999): Quantification of dead ectomycorrhizae from forest soils using computerized image analysis. J. Microb. Methods 34:245-247.

Bertolla, F., Frostegård, Å., Thomas, S., Nesme, X. and Simonet, S. 1999. During infection of its host, the plant pathogen Ralstonia solanacearum naturally develops a state of competence and exchanges genetic material. Mol. 3. Plant-Microb. Interactions 12:467-472.

Frostegård, Å., Courtois, S., Ramisse, V., Clerc, S., Le Gall, F., Jeannin, P., Nesme, X. and Simonet, P.1999. Quantification of bias related to the extraction of DNA directly from soils. Appl. Environ. Microbiol. 65:5409-5420.

Insam, H., Kraft, A., Tschuggnall, G., Frostegård, Å., Bååth, E., Gerzabek, M. H., Schweiger, P., Berreck, M., Schinner, F., Arnone, J. and Körner, C. 1999. Response of the soil microbiota to elevated CO2 in an artificial tropical ecosystem.. J. Microbiol. Methods. 36:45-54.

Stevik, T. K., Ausland, G., Hanssen, J. F. and Jenssen, P. D. 1999. The Influence of Physical and Chemical Factors on the Transport of E. coli Through Biological Filters for Wastewater Purification. Water Research 33:3701-3706.


Book chapters, reports, and articles in non-peer review journals
Bakken, L. and Frostegård, Å. 2006. Nucleic acid extraction from soil. Book chapter in K. Smalla and P. Nannipieri (eds.) Series on Soil Biology "Nucleic Acids and proteins in Soil". Springer Press, Berlin, pp. 49-73.

Olsen R.A. 2005. Mikroorganismer og mikrobiell vekst i hydraulikk- og smøreoljesystemer. Fluid-Scandinavia vol 1: 32-35.

Tronsmo, A., and Tronsmo, A.M. 2005. Pythium – en dødlig sykdom med mange navn. Gressforum.2. 26-27.

Tronsmo, A., and Tronsmo, A.M. 2005.Rhizoctonia, skadeorganisme på gress som er bedre kjent som skurv på påtet. Gressforum. In press.

Olsen, R.A. 2004. Mikroorganismer – tundraens usynlige verden. Svalbardposten 33:14-15.

Hjeljord, L.G and Tronsmo, A. 2004. Nutrient activation of Trichoderma fungal spores for improved biocontrol activity. J. of Zhejiang University. 30. 401.

Aamlid, T. Molteberg, B., and Tronsmo, A. 2004. Norske gressorter på norske golfbaner? Gressforum 2. 20-23.

Tronsmo, A., and Tronsmo, A.M. 2004. Hvilke tiltak bør vi gjøre i høst for å redusere vinterskadene på greenene? Gressforum (3). 18-20.

Tronsmo, A., and Tronsmo, A.M. 2004. Hvilke tiltak bør vi gjøre i vintersesongen for å øke gressets overlevelse? Gressforum (4). 8-9.

Hjeljord, L.G., Tronsmo, A., Strømeng, G.M., Sønsteby, A., and Stensvand. A. 2003. Biologisk bekjempelse av gråskimmel i jordbær. Grobladet. 53. 10-13.

Hjeljord, L.G., Tronsmo, A., Strømeng, G.M., Sønsteby, A., and Stensvand. A.. 2003. Biologisk bekjempelse av gråskimmel på jordbær – hvor langt er vi kommet? Norsk Frukt og Bær. (6). 22-24.

Sønsteby, A., Stensvand, A., Skaug, J., Hjeljord, L.G. and Tronsmo, A. 2003. Alternative metoder mot jordbærmjøldogg og gråskimmel i økologisk jordbærproduksjon. Grønn kunnskap. 7. 364-375.

Tronsmo. A. 2003 Overlever gresset årets vinter? Gressforum (1). 24-25.

Tronsmo, A. and Hjeljord. L.G. 2003. Improvement of efficacy of Trichoderma harzianum by preliminary nutrient activation. Cost Action 830. European Commission. EUR. 20444. 16.

Høj, L, Rusten, M, Olsen, R.A., and Torsvik V. 2002. Methanogenic archaea in arctic tundra: Effect of soil temperature on community structure and activity. ISME 9, Amsterdam 26.-31. August 2001.

Olsen, R.A. 1999. Mikrobiell aktivitet på tundra.- Mikrobielle populasjoner og deres betydning for næringstilførsel og stoffomsetning i terrestre økosystemer på Svalbard. Pp33-45. In: Svalbardtundraens økologi. Terrestrisk økologisk forskningsprogram på Svalbard. S.A. Bengtson, F. Mehlum, T. Severinsen (eds). Meddelser nr 150 Norsk Polarinstitutt, Tromsø.

Zielke, M, Olsen, R.A., and Solheim, B. 2002. Terrestrial Nitrogen Fixation in the Arctic. European Science Foundation – CYANOFIX Final Symposium: Cyanobacterial Nitrogen Fixation: From Molecules to Ecological Systems. Tomar, Portugal 25.-28. September 2002.

Hjeljord L.G. 2002. Conidial germination initiation in the fungal antagonist Trichoderma harzianum (atroviride) P1 in the context of biological control of plant disease. Doc. Scient thesis. NLH. 2002:11.

Bakken, L., Frostegård, Å., Gomes, N. C., Mørkved, P. T., Søvik, A. K., and Swensen, B. 2001. Jordprofilet – et effektivt biologisk renseverk, p. 41-53. In: Spredning av forurensning i grunnen. En populærvitenskaplig oppsummering av Gardermoenprosjektet. Ed. N.-O. Kitterød. Rapport Nr. 74, Institutt for Geologi, Universitetet i Oslo.

Frostegård, Å., Gomes, N. C., Swensen, B., and Bakken , L. 2001. Undergrunnens mikrobesamfunn – mer robust og mangfoldig enn vi trodde, p. 54-57. In: Spredning av forurensning i grunnen. En populærvitenskaplig oppsummering av Gardermoenprosjektet. Ed. N.-O. Kitterød. Rapport Nr. 74, Institutt for Geologi, Universitetet I Oslo

Hjeljord, L.G., Stensvand, A., and Tronsmo, A. 2001. Nyttesopp og klimastyring for å unngå råtesopper i veksthusjordbær. Grønn Forskning. 12. 11-13.

Haugen, L.A., Garmo, T., Skuterud, L., Olsen, R.A. 1999. Radionuklider i jord, planter og sopp. Pp 69-102. In: Radioaktiv Forurensning – betydning for landbruk, miljø og befolkning. O. Harbitz og L. Skuterud (eds).ISBN 82-529-2197-3 Landbruksforlaget, Oslo.

Patents

Harman, G.E., Tronsmo A, Hayes C.K., Lorito M. and Klemsdal S. Genes encoding endochitinase. U.S. Patent 6.020.540. Issued February 1, 2000

Ball, M., Cappellano, C., Courtois, S., Francou, F., Frostegård, Å., Guerineau, M., Jeannin, P., Pernodet, J.-L., Raynal, A., Sezonov, G., Simonet, P., and Tuphile, K. 2002. Patent no FR99/15032. “Procedure to obtain nucleic acids from environmental samples”. Method suitable for extracting large fragments of nucleic acids from the soil metagenome, when searching for unknown gene sequences coding for unknown metabolites. Collaboration with Aventis Pharma S.A. (France) and Centre National de la Recherche Scientifique (France).


Abstracts at international scientific meetings (last two years)


Bergaust, L., Bakken, L. and Frostegård, Å. 2005. Expression of reductases in denitrifying bacteria, a matter of importance for survival and global change. Poster presented at 8th Symposium on Bacterial Genetics and Ecology BAGECO-8, Lyon, France.

Frostegård, Å. 2005. Functionality and resilience of microbial communities in soil - importance of population sizes. Invited lecture at High-Level
Forum on Bioeconomy, Beijing, China.

Frostegård, Å. 2005. Microbial community responses to environmentsl impact – do numbers matter? Invited Keynote lecture given at 8th Symposium on Bacterial Genetics and Ecology BAGECO-8, Lyon, France.

Hjeljord, L.G., and Klingen, I. 2005. Growth characteristics and virulence of insect pathogenic fungi at low temperatures. 8th Annual Meeting of the Society for Invertebrate Pathology. Anchorage, Alaska USA. http://www.ent.iastate.edu/sip/2005/node/267

Hjeljord, L.G., and R. Meadow, R.. 2005. Virulence and sporulation of Metarhizium anisopliae in the presence of Trichoderma conidia on agar substrates and in soil bioassays on larvae of the black vine weevil. 8th Annual Meeting of the Society for Invertebrate Pathology. Anchorage, Alaska USA. http://www.ent.iastate.edu/sip/2005/node/180

Mørkved, P.T., Bergaust, L, Dörsch, P, Frostegård, Å and Bakken, L. 2005. Phenotypic characterization of denitrifying communities and isolated bacteria, low temperature and low pH. COST Action 856, Padova, Italy.

Wolde-meskel, E., Terefework, Z., Frostegård, Å and Lindström, K. 2005. Genetic diversity and phylogeny of rhizobia isolated from agroforestry legume species in southern Ethiopia. Poster presented at 8th Symposium on Bacterial Genetics and Ecology BAGECO-8, Lyon, France.

Bakken L.R., Dörsch P., Frostegård Å., Øvreås L., Svenning, M. and Torsvik V.L. 2004. Regulation of denitrification; phenotype and genotype characterizations of cultured and uncultured bacteria. COST Action 856 Ecological Aspects of Denitrification, with Emphasis on Agriculture, Marburg, Germany.

Dewey, F.M., Capieau, K., Hjeljord L.G., Strømeng G.M. and Danks C. 2004. Rapid, semi-quantitative immunochromatographic assay for Botrytis antigens in infected plant tissue, grape vine and juice. XIII. International Botrytis Symposium. Antalya. Turky.

Hjeljord, L.G and Tronsmo, A. 2004. Oxygen competition as a biocontrol mechanism. Annual meeting of APS. Anaheim California. Phytopathology. 94 S41.

Hjeljord, L.G. and Meadow, R. 2004. Germinability of Metarhizium anisopliae and Beauveria brassiana conidia in the presence of common soil and phylloplane fungi. 37th An. Meeting of the Society for Invertebrate Pathology.

Hjeljord, L.G. and Strømeng. G.M. 2004. Biological control of Botrytis: searching for a realistic antagonist screen. XIII. International Botrytis Symposium. Antalya. Turky.

Stensvand A. and Strømeng G.M. 2004. Postinfection sprays with cyprodinil + fludioxinil against gray mold in Norwegian strawberry fields base don a forcasting modell from Ohio. Phytopathology (Sup) 94. 6. S99

Wolde-meskel, E., Terefework, Z., Frostegård, Å and Lindström, K. 2004. Phylogenetically diverse groups of rhizobia nodulate native and introduced woody legume species in Ethiopian soils. 10th International Symposium on Microbial Ecology (ISME-10), Cancun, Mexico.

Zhang, X., Simonet, P., Vogel, T. and Frostegård, Å. 2004. Transgene survival and impact, dependency on function and recipient organism. Invited oral presentation at the International workshop “Transfer of genetically modofied DNA from plants to bacteria”, Haren, the Netherlands.

Zhang, X., Simonet, P., Vogel, T. and Frostegård, Å. 2004. A chromosomal mutant-plasmid system to study gene transfer between soil bacteria. Poster at 10th International Symposium on Microbial Ecology (ISME-10), Cancun, Mexico.

Bach, L. H., Frostegård, Å. and Mikael Ohlson, M. 2005. Spatial variation
of soil microbial communities studied by PLFA-analysis: causal factors at
landscape scale. Poster at Focus on Soils Symposium, Uppsala, Sweden.



Oppdatert: 01.05.06
Utskriftsvennlig versjon : Arkiv : Tips en venn