Niels-Ulrik Frigaard

Niels-Ulrik Frigaard

Associate Professor

ORCID: 0000-0002-9389-8109

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  1. 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

  2. Published

    Draft Genome Sequence of Chromatium okenii Isolated from the Stratified Alpine Lake Cadagno

    Luedin, S. M., Liechti, N., Cox, R. P., Danza, F., Frigaard, Niels-Ulrik, Posth, Nicole Rita Elisabeth, Pothier, J. F., Roman, S., Storelli, N., Wittwer, M. & Tonolla, M., 2019, In: Scientific Reports. 9, 14 p., 1936 .

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

  3. Published

    Effect of alkaline treatment on bacteriochlorophyll a, quinones, and energy transfer in chlorosomes from Chlorobium tepidum and Chlorobium phaeobacteroides

    van Walree, C. A., Sakuragi, Y., Steensgaard, D. B., Bösinger, C. S., Frigaard, Niels-Ulrik, Cox, R. P., Holzwarth, A. R. & Miller, M., 1999, In: Photochemistry and Photobiology. 69, p. 322-328 7 p.

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

  4. Published

    Effect of alkaline treatment on bacteriochlorophyll a, quinones and energy transfer in chlorosomes from Chlorobium tepidum and Chlorobium phaeobacteroides

    Van Walree, C. A., Sakuragi, Y., Steensgaard, D. B., Bösinger, C. S., Frigaard, Niels-Ulrik, Cox, R. P., Holzwart, A. R. & Miller, M., 1 Jan 1999, In: Photochemistry and Photobiology. 69, 3, p. 322-328 7 p.

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

  5. Published

    Electronic energy transfer involving carotenoid pigments in chlorosomes of two green bacteria: Chlorobium tepidum and Chloroflexus aurantiacus

    Melø, T. B., Frigaard, Niels-Ulrik, Matsuura, K. & Razi Naqvi, K., 2000, In: Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. 56, 10, p. 2001-2010 10 p.

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

  6. Published

    Engineering of photosynthetic mannitol biosynthesis from CO2 in a cyanobacterium

    Jacobsen, J. H. & Frigaard, Niels-Ulrik, 2014, In: Metabolic Engineering. 21, p. 60-70 11 p.

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

  7. Published

    Exogenous quinones inhibit photosynthetic electron transfer in Chloroflexus aurantiacus by specific quenching of the excited bacteriochlorophyll c antenna

    Frigaard, Niels-Ulrik, Tokita, S. & Matsuura, K., 1999, In: BBA General Subjects. 1413, 3, p. 108-116 9 p.

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

  8. 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

  9. 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

  10. 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

  11. Published

    Genomic analysis reveals key aspects of prokaryotic symbiosis in the phototrophic consortium "Chlorochromatium aggregatum"

    Liu, Z., Müller, J., Li, T., Alvey, R. M., Vogl, K., Frigaard, Niels-Ulrik, Rockwell, N. C., Boyd, E. S., Tomsho, L. P., Schuster, S. C., Henke, P., Rohde, M., Overmann, J. & Bryant, D. A., 2013, In: Genome Biology (Online Edition). 14, 11, 16 p., R127 .

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

  12. 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

  13. 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

  14. Published

    In situ high-resolution structure of the baseplate antenna complex in Chlorobaculum tepidum

    Nielsen, J. T., Kulminskaya, N. V., Bjerring, M., Linnanto, J. M., Rätsep, M., Pedersen, M. Ø., Lambrev, P. H., Dorogi, M., Garab, G., Thomsen, K., Jegerschöld, C., Frigaard, Niels-Ulrik, Lindahl, M. & Nielsen, N. C., 2016, In: Nature Communications. 7, 12 p., 12454.

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

  15. Published

    In situ solid-state NMR spectroscopy of protein in heterogeneous membranes: the baseplate antenna complex of Chlorobaculum tepidum

    Kulminskaya, N., Pedersen, M. Ø., Bjerring, M., Underhaug, J., Miller, M., Frigaard, Niels-Ulrik, Nielsen, J. T. & Nielsen, N. C., 2012, In: Angewandte Chemie International Edition. 51, 28, p. 6891-6895 5 p.

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

  16. 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

  17. Published

    Isolation and characterization of csmH, a chlorosome envelope protein, from the green sulfur bacterium Chlorobium tepidum

    Milks, K. J., Frigaard, Niels-Ulrik & Bryant, D. A., 2002, In: Abstracts of the General Meeting of the American Society for Microbiology.

    Research output: Contribution to journal › Journal article › Research

  18. Published

    Lake Cadagno: microbial life in crenogenic meromixis

    Tonolla, M., Storelli, N., Danza, F., Gulati, R. D. (ed.), Ravasi, D., Peduzzi, S., Posth, Nicole Rita Elisabeth, Cox, R. P., Jørgensen, M. F., Gregersen, Lea Haarup, Daugbjerg, Niels & Frigaard, Niels-Ulrik, 2017, Ecology of Meromictic Lakes. Gulati, R. D., Zadereev, E. S. & Degermendzhi, A. G. (eds.). Springer, p. 155-186 32 p. (Ecological Studies, Vol. 228).

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

  19. Published

    Light-driven oxidation of polysaccharides by photosynthetic pigments and a metalloenzyme

    Cannella, D., Möllers, K. B., Frigaard, Niels-Ulrik, Jensen, Poul Erik, Bjerrum, Morten Jannik, Johansen, K. S. & Felby, C., 2016, In: Nature Communications. 7, 11134.

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

  20. Published

    Location and function of isoprenoid quinones in chlorosomes from green sulfur bacteria

    Frigaard, Niels-Ulrik, Matsuura, K., Hirota, M., Miller, M. & Cox, R. P., 1998, In: Plant and Cell Physiology.

    Research output: Contribution to journal › Journal article › Research

  21. Published

    Mechanisms and evolution of oxidative sulfur metabolism in green sulfur bacteria

    Gregersen, Lea Haarup, Bryant, D. A. & Frigaard, Niels-Ulrik, 2011, In: Frontiers in Microbiology. 2, 14 p.

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

  22. Published

    Membrane inlet manometry for the measurement of water activity in aqueous and organic solutions

    Degn, H. & Frigaard, Niels-Ulrik, 1993, In: Analytica Chimica Acta. 274, p. 355-359 5 p.

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

  23. Published

    Menaquinone-7 in the reaction center complex of the green sulfur bacterium Chlorobium vibrioforme functions as the electron acceptor A1

    Kjaer, B., Frigaard, Niels-Ulrik, Yang, F., Zybailov, B., Miller, M., Golbeck, J. H. & Scheller, H. V., 1998, In: Biochemistry. 37, 10, p. 3237-3242 5 p.

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

  24. 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

  25. 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

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