Niels-Ulrik Frigaard

Niels-Ulrik Frigaard

Associate Professor

ORCID: 0000-0002-9389-8109

Publication year:
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26 - 50 out of 83Page size: 25
  1. 2003
  2. Published

    Chlorobium Tepidum: Insights into the Structure, Physiology, and Metabolism of a Green Sulfur Bacterium Derived from the Complete Genome Sequence

    Frigaard, Niels-Ulrik, Chew, A. G. M., Li, H., Maresca, J. A. & Bryant, D. A., 2003, In: Photosynthesis Research. 78, 2, p. 93-117 24 p.

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

  3. 2004
  4. Published

    Gene Inactivation in the Cyanobacterium Synechococcus sp. PCC 7002 and the Green Sulfur Bacterium Chlorobium tepidum Using In Vitro-Made DNA Constructs and Natural Transformation

    Frigaard, Niels-Ulrik, Sakuragi, Y. & Bryant, D. A., 2004, In: Methods in Molecular Biology. 274, p. 325-340 15 p.

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

  5. Published

    Genetic manipulation of carotenoid biosynthesis in the green sulfur bacterium Chlorobium tepidum

    Frigaard, Niels-Ulrik, Maresca, J. A., Yunker, C. E., Jones, A. D. & Bryant, D. A., 2004, In: Journal of Bacteriology. 186, 16, p. 5210-5220 10 p.

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

  6. Published

    Nine mutants of Chlorobium tepidum each unable to synthesize a different chlorosome protein still assemble functional chlorosomes

    Frigaard, Niels-Ulrik, Li, H., Milks, K. J. & Bryant, D. A., 2004, In: Journal of Bacteriology. 186, 3, p. 646-653 7 p.

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

  7. Published

    Seeing green bacteria in a new light: genomics-enabled studies of the photosynthetic apparatus in green sulfur bacteria and filamentous anoxygenic phototrophic bacteria

    Frigaard, Niels-Ulrik & Bryant, D. A., 2004, In: Archives of Microbiology. 182, 4, p. 265-276 12 p.

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

  8. Published

    The bchU gene of Chlorobium tepidum encodes the C-20 methyltransferase in bacteriochlorophyll c biosynthesis

    Maresca, J. A., Gomez Maqueo Chew, A., Ponsatí, M. R., Frigaard, Niels-Ulrik, Ormerod, J. G. & Bryant, D. A., 2004, In: Journal of Bacteriology. 186, 9, p. 2558-2566 9 p.

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

  9. 2005
  10. Published

    Isolation and Characterization of Carotenosomes from a Bacteriochlorophyll c-less Mutant of Chlorobium tepidum

    Frigaard, Niels-Ulrik, Li, H., Martinsson, P., Das, S. K., Frank, H. A., Aartsma, T. J. & Bryant, D. A., 2005, In: Photosynthesis Research. 86, 1-2, p. 101-11 10 p.

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

  11. 2006
  12. Published

    Bacteriochlorophyll biosynthesis in green bacteria

    Frigaard, Niels-Ulrik, Chew, A. G. M., Maresca, J. A. & Bryant, D. A., 2006, Chlorophylls and Bacteriochlorophylls: Biochemistry, Biophysics, Functions and Applications. Grimm, B., Porra, R. J., Rüdiger, W. & Scheer, H. (eds.). Berlin: Springer, Vol. 25. p. 201-221

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

  13. Published

    Chlorosomes: antenna organelles in photosynthetic green bacteria

    Frigaard, Niels-Ulrik & Bryant, D. A., 2006, Complex Intracellular Structures in Prokaryotes. Shively, J. M. (ed.). Berlin: Springer, Vol. 2. p. 79-114 (Microbiology Monographs, Vol. 2).

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

  14. Published

    Community genomics among stratified microbial assemblages in the ocean's interior

    DeLong, E. F., Preston, C. M., Mincer, T., Rich, V., Hallam, S. J., Frigaard, Niels-Ulrik, Martinez, A., Sullivan, M. B., Edwards, R., Brito, B. R., Chisholm, S. W. & Karl, D. M., 2006, In: Science. 311, 5760, p. 496-503 7 p.

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

  15. Published

    Mikroorganismer på gen-indkøb

    Frigaard, Niels-Ulrik, 2006, In: Aktuel Naturvidenskab. 4, p. 15 1 p.

    Research output: Contribution to journal › Journal article › Research

  16. Published

    Molecular contacts for chlorosome envelope proteins revealed by cross-linking studies with chlorosomes from Chlorobium tepidum

    Li, H., Frigaard, Niels-Ulrik & Bryant, D. A., 2006, In: Biochemistry. 45, 30, p. 9095-9103 8 p.

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

  17. Published

    Prokaryotic photosynthesis and phototrophy illuminated

    Bryant, D. A. & Frigaard, Niels-Ulrik, 2006, In: Trends in Microbiology. 14, 11, p. 488-496 9 p.

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

  18. Published

    Proteorhodopsin lateral gene transfer between marine planktonic Bacteria and Archaea

    Frigaard, Niels-Ulrik, Martinez, A., Mincer, T. J. & DeLong, E. F., 2006, In: Nature. 439, 7078, p. 847-850 4 p.

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

  19. 2007
  20. Published

    Alle bakterier deler gener ved horisontal overførsel

    Frigaard, Niels-Ulrik, 2007, In: Dansk Kemi. 88, 5, p. 28-31 4 p.

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

  21. Published

    Bacteriochlorophyllide c C-82 and C-121 methyltransferases are essential for adaptation to low light in Chlorobaculum tepidum

    Gomez Maqueo Chew, A., Frigaard, Niels-Ulrik & Bryant, D. A., 2007, In: Journal of Bacteriology. 189, 17, p. 6176-6184 8 p.

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

  22. Published

    Bacteriochlorophyllide c C-8(2) and C-12(1) Methyltransferases are essential for adaptation to low light in Chlorobaculum tepidum

    Chew, A. G. M., Frigaard, Niels-Ulrik & Bryant, D. A., 2007, In: Journal of Bacteriology.

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

  23. Published

    X-ray scattering and electron cryomicroscopy study on the effect of carotenoid biosynthesis to the structure of Chlorobium tepidum chlorosomes

    Ikonen, T. P., Li, H., Psencík, J., Laurinmäki, P. A., Butcher, S. J., Frigaard, Niels-Ulrik, Serimaa, R. E., Bryant, D. A. & Tuma, R., 2007, In: Biophysical Journal. 93, 2, p. 620-628 8 p.

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

  24. 2008
  25. Published

    Genomic Insights into the Sulfur Metabolism of Phototrophic Green Sulfur Bacteria

    Frigaard, Niels-Ulrik & Bryant, D. A., 2008, In: Advances in Photosynthesis and Respiration. 27, p. 337-355 18 p.

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

  26. Published

    Genomic and Evolutionary Perspectives on Sulfur Metabolism in Green Sulfur Bacteria

    Frigaard, Niels-Ulrik & Bryant, D. A., 2008, Microbial Sulfur Metabolism. Springer, p. 60-76 16 p.

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

  27. Published

    Identification of the bchP gene, encoding geranylgeranyl reductase in Chlorobaculum tepidum

    Gomez Maqueo Chew, A., Frigaard, Niels-Ulrik & Bryant, D. A., 2008, In: Journal of Bacteriology. 190, 2, p. 747-749 3 p.

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

  28. Published

    Sulfur metabolism in phototrophic sulfur bacteria

    Frigaard, Niels-Ulrik & Dahl, C., 2008, In: Advances in Microbial Physiology. 54, p. 103-200 97 p.

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

  29. 2009
  30. Published

    Dominance of a clonal green sulfur bacterial population in a stratified lake

    Gregersen, Lea Haarup, Habicht, K. S., Peduzzi, S., Tonolla, M., Canfield, D. E., Miller, M., Cox, R. P. & Frigaard, Niels-Ulrik, 2009, In: FEMS Microbiology Ecology. 70, 1, p. 30-41 12 p.

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

  31. Published

    Multiple antioxidant proteins protect Chlorobaculum tepidum against oxygen and reactive oxygen species

    Li, H., Jubelirer, S., Garcia Costas, A. M., Frigaard, Niels-Ulrik & Bryant, D. A., 2009, In: Archives of Microbiology. 191, 11, p. 853-67 14 p.

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

  32. Published

    Mutational analysis of three bchH paralogs in (bacterio-)chlorophyll biosynthesis in Chlorobaculum tepidum

    Gomez Maqueo Chew, A., Frigaard, Niels-Ulrik & Bryant, D. A., 2009, In: Photosynthesis Research. 101, 1, p. 21-34 13 p.

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

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