Kristian Koefoed Brandt

Kristian Koefoed Brandt

Associate Professor

Member of:

    ORCID: 0000-0001-7886-9708

    Publication year:
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    1 - 50 out of 101Page size: 50
    1. 2000
    2. Published

      Does LAS affect the soil ecosystem in sludge-amended soil ? Results from a field trial with well-defined strings of LAS-amended sludge in soil.

      Brandt, Kristian Koefoed, Krogh, P. H., Cassani, G. & Sørensen, Jan, 2000. 8 p.

      Research output: Contribution to conference › Paper › Research

    3. 2001
    4. Published

      Development of nitrification hot-spots around degrading red clover (Trifolium pratense) leaves in soil

      Hesselsøe, M., Pedersen, A., Bundgaard, K., Brandt, Kristian Koefoed & Sørensen, Jan, 2001, In: Biology and Fertility of Soils. 33, p. 238-245 8 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    5. Published

      Ecology of sulfate reduction in hypersaline environments: A hostile environment for sulfate-reducing bacteria

      Ingvorsen, K. & Brandt, Kristian Koefoed, 2001, Conference proceedings (oral presentation): pp. L12.

      Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

    6. Published

      Linear alkylbenzene sulfonates in soil: Overview of effects on microorganisms and microbial processes

      Elsgaard, L. & Brandt, Kristian Koefoed, 2001, Book of Abstracts.

      Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

    7. Published

      Organic pollutants in sewage sludge: do they really affect soil microorganisms?

      Brandt, Kristian Koefoed, Hesselsøe, M., Pedersen, A., Henriksen, K., Krogh, P. H. & Sørensen, J., 2001, Conference proceedings (oral presentation).

      Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

    8. Published

      Quantification of ammonia oxidizing bacteria in soil using microcolony technique combined with fluorescence in situ hybridization (MCFU-FISH).

      Hesselsøe, M., Brandt, Kristian Koefoed & Sørensen, Jan, 2001, In: FEMS Microbiology Ecology. 38, p. 87-95 9 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    9. Published

      Quantification of ammonia-oxidizing bacteria in soil using a microcolony technique combined with fluorescent in situ hybridization (FISH)

      Hesselsøe, M., Brandt, Kristian Koefoed & Sørensen, J., 2001, Conference proceedings (poster presentation).

      Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

    10. Published

      Toxic effects of linear alkylbenzene sulfonate on metabolic activity, growth rate, and microcolony formation of Nitrosomonas and Nitrosospira strains

      Brandt, Kristian Koefoed, Hesselsøe, M., Roslev, P., Henriksen, K. & Sørensen, Jan, 2001, In: Applied and Environmental Microbiology. 67, 6, p. 2489-2498 10 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    11. Published

      Toxicity effects of linear alkylbenzene sulfonate (LAS) in autotrophic ammonia-oxidizing bacteria from agricultural soil

      Brandt, Kristian Koefoed, Nielsen, K. B., Hesselsøe, M., Pedersen, A., Henriksen, K. & Sørensen, J., 2001, Book of Abstracts.

      Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

    12. Published

      Toxicity effects of linear alkylbenzene sulfonate (LAS) on metabolic activity, growth rate and microcolony formation of Nitrosomonas and Nitrosospira strains

      Brandt, Kristian Koefoed, Hesselsøe, M., Roslev, P., Henriksen, K. & Sørensen, J., 2001, Conference proceedings (oral presentation).

      Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

    13. 2002
    14. Published

      Anaerobic microbiology and sulfur cycling in hypersaline sediments with special reference to Great Salt Lake.

      Ingvorsen, K. & Brandt, Kristian Koefoed, 2002, Great Salt Lake - An overview of change.. J. W. Gwynn (ed.). Salt Lake City: Utah Geological and Mineral Survey, p. 387-398 12 p.

      Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

    15. Published

      Soil CO2 dynamics in an Arctic dry heath ecosystem

      Elberling, Bo, Brandt, Kristian Koefoed & Jakobsen, B. H., 2002, Conference Proceedings (poster presentation) in the 17th World Congress in Soil Science, Bangkok, Thailand, 14.-21. August 2002..

      Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

    16. Published

      Solid-phase contact assay that uses a lux-marked Nitrosomonas europaea reporter strain to estimate toxicity of bioavailable linear alkylbenzene sulfonate in soil

      Brandt, Kristian Koefoed, Pedersen, A. & Sørensen, Jan, 2002, In: Applied and Environmental Microbiology. 68, 7, p. 3502-3508 7 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    17. 2003
    18. Published

      Activity and population dynamics of heterotrophic and ammonia-oxidizing microorganisms in soil surrounding sludge bands spiked with linear alkylbenzene sulfonate: A field study

      Brandt, Kristian Koefoed, Krogh, P. H. & Sørensen, Jan, 2003, In: Environmental Toxicology and Chemistry. 22, 4, p. 821-829 9 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    19. Published

      Recycling of sewage sludge and household compost to arable land: fate and effects of organic contaminants, and impact on soil fertility.

      Petersen, S. O., Henriksen, K., Mortensen, G. K., Krogh, P. H., Brandt, Kristian Koefoed, Sørensen, Jan, Madsen, T., Petersen, J. & Grøn, C., 2003, In: Soil & Tillage Research. 72, 2, p. 139-152 14 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    20. Published

      Uncoupling of microbial CO2 production and release in frozen soil and its implications for field studies of arctic C cycling

      Eberling, B. & Brandt, Kristian Koefoed, 2003, In: Soil Biology & Biochemistry. 35, 2, p. 263-272 10 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    21. 2004
    22. Published

      Complex microbial communities as ecotoxicological indicators of water quality

      Brandt, Kristian Koefoed, Jørgensen, Niels O. G., Nielsen, T. H. & Winding, A., 2004, Conference Proceedings (oral presentation) in the 10th International Symposium on Miocrobial Ecology ISME10, Cancun, Mexico, 22.-27. August 2004. ( http://www.kenes.com/isme10/program/session1.asp ). p. 872 1 p.

      Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

    23. Published

      Influnce of soil moisture on linear alkylbenzene sulfonate-induced toxicity in ammonia-oxidizing bacteria

      Nielsen, K. B., Brandt, Kristian Koefoed, Jacobsen, A., Mortensen, G. K. & Sørensen, Jan, 2004, In: Environmental Toxicology and Chemistry. 23, 2, p. 363-370 8 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    24. Published

      Microbial community-level toxicity testing of linear alkylbenzene sulfonates in aquatic microcosms

      Brandt, Kristian Koefoed, Jørgensen, Niels O. G., Nielsen, T. H. & Winding, A., 2004, In: FEMS Microbiology Ecology. 49, 2, p. 229-241 13 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    25. 2005
    26. Published

      Bioavailability of Dissolved Copper Species to Pseudomonas fluorescens

      Holm, Peter Engelund, Ibrahim, Y. M., Tom-Petersen, A., Brandt, Kristian Koefoed & Nybroe, O., 2005, Book of Abstracts. p. 752-753 2 p.

      Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

    27. Published

      Bioavailability of Soil Particle-bound Copper to lux-marked, Copper-specific Pseudomonas fluorescens Biosensor

      Brandt, Kristian Koefoed, Holm, Peter Engelund & Nybroe, O., 2005, Book of Abstracts. p. 162-163 2 p.

      Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

    28. Published

      Genus V. Desulfocella: Brandt, Patel and Ingvorsen 1999, 198

      Brandt, Kristian Koefoed, Ingvorsen, K. & Patel, B. K. C., 2005, Bergey's manual of systematic bacteriology: the proteobacteria. Garrity, G. M. (ed.). 2. ed. New York: Springer, Vol. 2. p. 971-972 2 p.

      Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

    29. 2006
    30. Published

      Bioavailability and toxicity of soil particle-associated copper as determined by two bioluminescent Pseudomonas fluorescens biosensor strains: short communication

      Brandt, Kristian Koefoed, Holm, Peter Engelund & Nybroe, O., 2006, In: Environmental Toxicology and Chemistry. 25, 7, p. 1738-1741 4 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    31. Published

      Decreased abundance and diversity of culturable Pseudomonas spp. populations with increasing copper exposure in the sugar beet rhizosphere

      Brandt, Kristian Koefoed, Petersen, A., Holm, Peter Engelund & Nybroe, O., 2006, In: FEMS Microbiology Ecology. 56, 2, p. 281-291 11 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    32. Published

      Impacts of copper on Pseudomonas spp. populations in the sugar beet rhizosphere

      Brandt, Kristian Koefoed, Petersen, A., Holm, Peter Engelund & Nybroe, O., 2006. 1 p.

      Research output: Contribution to conference › Conference abstract for conference › Research

    33. Published

      Tightening the concept of copper bioavailability: lessons to be learned from the use of whole-cell bacterial biosensors

      Brandt, Kristian Koefoed, Tom-Petersen, A., Ibrahim, Y. M., Holm, Peter Engelund & Nybroe, O., 2006. 1 p.

      Research output: Contribution to conference › Conference abstract for conference › Research

    34. 2007
    35. Published

      Copper bioavailability in manure-amended soil as determined by whole-cell bacterial biosensors complemented by chemical analysis

      Brandt, Kristian Koefoed, Nybroe, O. & Holm, Peter Engelund, 2007, Ikke angivet. Tsinghua University, p. 514-515 2 p.

      Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research

    36. Published

      Gyllesprednings virkning på jordens funktionalitet: fokus på kobber

      Holm, Peter Engelund, Brandt, Kristian Koefoed & Nybroe, O., 2007, Ikke angivet. ATV Jord og Grundvand, p. 13-20 8 p.

      Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research

    37. Published

      Methods to detect and quantify bacteria in soil: chapter 11

      Nybroe, O., Brandt, Kristian Koefoed, Nicolaisen, Mette Haubjerg & Sørensen, Jan, 2007, Modern soil microbiology. p. 283-316 34 p.

      Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

    38. Published

      Microbial degradation and impact of Bracken toxin ptaquiloside on microbial communities in soil

      Engel, P., Brandt, Kristian Koefoed, Rasmussen, L. H., Ovesen, R. G. & Sørensen, Jan, 2007, In: Chemosphere. 67, 1, p. 202-209 8 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    39. 2008
    40. Published

      Accelerated bacterial adaptation to sulfadiazine in hotspot soil environments

      Brandt, Kristian Koefoed, Sjøholm, O. R., Krogh, K. A., Halling-Sørensen, B. & Nybroe, O., 2008, Book of Abstracts. p. 15 1 p.

      Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

    41. Published

      Comparison of [3H]-leucine incorporation and flow cytometry viability probing for determination of bacterial tolerance to sulfadiazine: Accelerated adaptation to sulfadiazine in hotspot soil environments

      Brandt, Kristian Koefoed, Sjøholm, O. R., Krogh, K. A., Halling-Sørensen, B. & Nybroe, O., 2008, Conference proceedings.

      Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

    42. Published

      Differential bioavailability of copper complexes to bioluminescent Pseudomonas fluorescens reporter strains

      Nybroe, O., Brandt, Kristian Koefoed, Ibrahim, Y. M., Tom-Petersen, A. & Holm, Peter Engelund, 2008, In: Environmental Toxicology and Chemistry. 27, 11, p. 2246-2252 7 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    43. Published

      Evidence for bioavailable copper - dissolved organic matter complexes and transiently increased copper bioavailability in manure-amended soils as determined by bioluminescent bacterial biosensors

      Brandt, Kristian Koefoed, Holm, Peter Engelund & Nybroe, O., 2008, In: Environmental Science & Technology (Washington). 42, 8, p. 3102-3108 7 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    44. Published

      Impact of previous long-term copper field-exposure on resistance of soil microbial communities to experimentally increased copper levels

      Brandt, Kristian Koefoed, Frandsen, R. J. N., Holm, Peter Engelund & Nybroe, O., 2008, Conference proceedings.

      Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

    45. Published

      Resilience of soil microbial communities following long-term copper pollution

      Brandt, Kristian Koefoed, Frandsen, R. J. N., Holm, Peter Engelund & Nybroe, O., 2008, Gaps in Pollution Sciences: Abstract Book. Department of Basic Sciences and Environment, University of Copenhagen, p. 32 1 p.

      Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

    46. 2009
    47. Published

      Delftia lacustris sp. nov., a peptidoglycandegrading bacterium from fresh water, and emended description of Delftia tsuruhatensis as a peptidoglycan-degrading bacterium

      Jørgensen, Niels O. G., Brandt, Kristian Koefoed, Nybroe, O. & Hansen, M., 2009, In: International Journal of Systematic and Evolutionary Microbiology. 59, p. 2195-2199 5 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    48. Published

      Assessment and Modelling of Copper Toxicity in Soil-less Culture using a bioluminescent Nitrosomonas europaea strain

      Ore, S., Mertens, J., Brandt, Kristian Koefoed & Smolders, E., 2009. 2 p.

      Research output: Contribution to conference › Paper › Research

    49. Published

      Biosensorer belyser metallers biologiske tilgængelighed i vand og jord: kobber, nikkel og arsen truer grundvandskvaliteten

      Brandt, Kristian Koefoed, Holm, Peter Engelund & Nybroe, O., 2009, In: Dansk Kemi. 90, 6-7, p. 13-15 3 p.

      Research output: Contribution to journal › Journal article › Research

    50. Published

      Impacts of barley root exudates and rhizosphere soil conditions on copper bioavailability as determined by whole-cell bacterial biosensors complemented by chemical analysis

      Brandt, Kristian Koefoed, Nybroe, O., Husted, Søren, Hansen, Thomas Hesselhøj & Holm, Peter Engelund, 2009. 2 p.

      Research output: Contribution to conference › Paper › Research

    51. Published

      Increased pollution-induced bacterial community tolerance to sulfadiazine in soil hotspots amended with artificial root exudates

      Brandt, Kristian Koefoed, Sjøholm, O. R., Krogh, K. A., Halling-Sørensen, B. & Nybroe, O., 2009, In: Environmental Science & Technology (Washington). 43, 8, p. 2963-2968 6 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    52. Published

      Resilience of soil microbial communities following long-term copper pollution

      Brandt, Kristian Koefoed, Frandsen, R. J. N., Holm, Peter Engelund & Nybroe, O., 2009.

      Research output: Contribution to conference › Poster › Research

    53. 2010
    54. Published

      Vogesella mureinivorans sp. nov., a peptidoglycan-degrading bacterium from lake water

      Jørgensen, Niels O. G., Brandt, Kristian Koefoed, Nybroe, O. & Hansen, M., 2010, In: International Journal of Systematic and Evolutionary Microbiology. 60, 10, p. 2467-2472 6 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    55. Published

      Copper toxicity to bioluminescent Nitrosomonas europaea in soil is explained by the free metal ion activity in pore water

      Ore, S., Mertens, J., Brandt, Kristian Koefoed & Smolders, E., 2010, In: Environmental Science & Technology (Washington). 44, 23, p. 9201-9206 6 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    56. Published

      Cu exposure under field conditions coselects for antibiotic resistance as determined by a novel cultivation-independent bacterial community tolerance assay

      Berg, J., Thorsen, M. K., Holm, Peter Engelund, Jensen, J., Nybroe, O. & Brandt, Kristian Koefoed, 2010, In: Environmental Science & Technology (Washington). 44, 22, p. 8724-8728 5 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    57. Published

      Development of pollution-induced community tolerance is linked to structural and functional resilience of a soil bacterial community following a five-year field exposure to copper

      Brandt, Kristian Koefoed, Frandsen, R. J. N., Holm, Peter Engelund & Nybroe, O., 2010, In: Soil Biology & Biochemistry. 42, 5, p. 748-757 10 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    58. 2011
    59. Published

      Biomedicine in the environment: cyclotides constitute potent natural toxins in plants and soil bacteria

      Ovesen, R. G., Brandt, Kristian Koefoed, Göransson, U., Nielsen, J., Hansen, Hans Chr. Bruun & Cedergreen, Nina, 2011, In: Environmental Toxicology and Chemistry. 30, 5, p. 1190-1196 7 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    60. Published

      Comparison of aerobic and anaerobic [3H]leucine incorporation assays for determining pollution-induced bacterial community tolerance in copper-polluted, irrigated soils

      Aaen, K. N., Holm, Peter Engelund, Priemé, Anders, Hung, N. N. & Brandt, Kristian Koefoed, 2011, In: Environmental Toxicology and Chemistry. 30, 3, p. 588-595 8 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    61. Published

      Copper bioavailability and impact on bacterial growth in flow-through rainbow trout aquaculture systems

      Tom-Petersen, A., Brandt, Kristian Koefoed, Nybroe, O. & Jørgensen, Niels O. G., 2011, In: Aquaculture. 322-323, p. 259-262 4 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    62. Published

      Low concentration of copper inhibits colonization of soil by the arbuscular mycorrhizal fungus Glomus intraradices and changes the microbial community structure

      Hagerberg, D., Manique, N., Brandt, Kristian Koefoed, Larsen, J., Nybroe, O. & Olsson, S., 2011, In: Microbial Ecology. 61, 4, p. 844-852 9 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

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