Niels-Ulrik Frigaard

Niels-Ulrik Frigaard

Associate Professor

ORCID: 0000-0002-9389-8109

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  1. 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

  2. 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

  3. 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

  4. Published

    One-step plasmid construction for generation of knock-out mutants in cyanobacteria: studies of glycogen metabolism in Synechococcus sp. PCC 7002

    Jacobsen, J. H., Rosgaard, L., Sakuragi, Y. & Frigaard, Niels-Ulrik, 2011, In: Photosynthesis Research. 107, 2, p. 215-221 7 p.

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

  5. Published

    Oxygen uncouples light absorption by the chlorosome antenna and photosynthetic electron transfer in the green sulfur bacterium Chlorobium tepidum

    Frigaard, Niels-Ulrik & Matsuura, K., 1999, In: BBA General Subjects. 1412, 2, p. 108-117 10 p.

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

  6. Published

    Pheophytinization of bacteriochlorophyll c and energy transfer in cells of Chlorobium tepidum

    Tokita, S., Hirota, M., Frigaard, Niels-Ulrik, Shimada, K. & Matsuura, K., 1999, In: Archives of Microbiology. 172, 1, p. 40-44 5 p.

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

  7. Published

    Pigments and proteins in green bacterial chlorosomes studied by matrix-assisted laser desorption ionization mass spectrometry

    Persson, S., Sönksen, C. P., Frigaard, Niels-Ulrik, Cox, R. P., Roepstorff, P. & Miller, M., 2000, In: European Journal of Biochemistry. 267, 2, p. 450-456 7 p.

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

  8. 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

  9. Published

    Proteomic analysis of the purple sulfur bacterium Candidatus "Thiodictyon syntrophicum" strain Cad16T isolated from Lake Cadagno

    Storelli, N., Saad, M. M., Frigaard, Niels-Ulrik, Perret, X. & Tonolla, M., 2014, In: EuPA Open Proteomics. 2, p. 17-30 14 p.

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

  10. Published

    Proteomic study of Chlorobium clathratiforme in Lago di Cadagno, Switzerland

    Habicht, K. S., Miller, M., Nielsen, L. F., Frigaard, Niels-Ulrik & Andersen, J. S., 2009, In: Geochimica et Cosmochimica Acta. p. A484

    Research output: Contribution to journal › Journal article › Research

  11. 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

  12. Published

    Quantitative proteomics of Chlorobaculum tepidum: insights into the sulfur metabolism of a phototrophic green sulfur bacterium

    Falkenby, L. G., Szymanska, M., Holkenbrink, C., Habicht, K. S., Andersen, J. S., Miller, M. & Frigaard, Niels-Ulrik, 2011, In: F E M S Microbiology Reviews. 323, 2, p. 142-150 9 p.

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

  13. Published

    Quenching of bacteriochlorophyll fluorescence in chlorosomes from Chloroflexus aurantiacus by exogenous quinones

    Tokita, S., Frigaard, Niels-Ulrik, Hirota, M., Shimada, K. & Matsuura, K., 2000, In: Photochemistry and Photobiology. 72, 3, p. 345-350 5 p.

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

  14. Published

    Quinones in chlorosomes of green sulfur bacteria and their role in the redox-dependent fluorescence studied in chlorosome like bacteriochlorophyll c aggregates

    Frigaard, Niels-Ulrik, Takaichi, S., Hirota, M., Shimada, K. & Matsuura, K., 1997, In: Archives of Microbiology. 167, p. 343-349 7 p.

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

  15. Quinones in chlorosomes of green sulfur bacteria and their role in the redox-dependent fluorescence studied in chlorosome-like bacteriochlorophyll c aggregates

    Frigaard, Niels-Ulrik, Takaichi, S., Hirota, M., Shimada, K. & Matsuura, K., 1 Jan 1997, In: Archives of Microbiology. 167, 6, p. 343-349 7 p.

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

  16. Published

    Rerouting of carbon flux in a glycogen mutant of cyanobacteria assessed via isotopically non-stationary 13C metabolic flux analysis

    Hendry, J. I., Prasannan, C., Ma, F., Möllers, B., Jaiswal, D., Digmurti, M., Allen, D. K., Frigaard, Niels-Ulrik, Dasgupta, S. & Wangikar, P. P., Oct 2017, In: Biotechnology and Bioengineering. 114, 10, p. 2298-2308 11 p.

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

  17. 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

  18. Published

    Selective Protein Extraction from Chlorobium tepidum Chlorosomes Using Detergents. Evidence That CsmA Forms Multimers and Binds Bacteriochlorophyll a

    Bryant, D. A., Vassilieva, E. V., Frigaard, Niels-Ulrik & Li, H., 2002, In: Biochemistry. 41, 48, p. 14403-14411 9 p.

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

  19. Published

    Spectrochromatography of photosynthetic pigments as a fingerprinting technique for microbial phototrophs

    Frigaard, Niels-Ulrik, Larsen, K. L. & Cox, R. P., 1996, In: FEMS Microbiology Ecology. 20, p. 69-77 9 p.

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

  20. Published

    Studies of the 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: Photosynthesis Research. 58, p. 81-90 10 p.

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

  21. Published

    Subcellular localization of chlorosome proteins in Chlorobium tepidum and characterization of three new chlorosome proteins: CsmF, CsmH, and CsmX

    Vassilieva, E. V., Stirewalt, V. L., Jakobs, C. U., Frigaard, Niels-Ulrik, Inoue-Sakamoto, K., Baker, M. A., Sotak, A. & Bryant, D. A., 2002, In: Biochemistry. 41, p. 4358-4370 13 p.

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

  22. Published

    Substantial near-infrared radiation-driven photosynthesis of chlorophyll f-containing cyanobacteria in a natural habitat

    Kühl, Michael, Trampe, Erik, Moßhammer, Maria, Johnson, M., Larkum, A. W. D., Frigaard, Niels-Ulrik & Koren, K., 2020, In: eLife. 9, 15 p., e50871.

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

  23. Published

    Sugar and Sugar Alcohol Production in Genetically Modified Cyanobacteria

    Frigaard, Niels-Ulrik, 2018, Genetically Engineered Foods. Holban, A. M. & Grumezescu, A. M. (eds.). Academic Press, p. 31-47 17 p. (Handbook of Food Bioengineering, Vol. 6).

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

  24. Published

    Sulfur globule oxidation in green sulfur bacteria is dependent on the dissimilatory sulfite reductase system

    Holkenbrink, C., Ocón Barbas, S., Mellerup, A., Otaki, H. & Frigaard, Niels-Ulrik, 2011, In: Microbiology. 157, 4, p. 1229-1239 11 p.

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

  25. 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

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