Per Juel Hansen

Per Juel Hansen

Professor

ORCID: 0000-0003-0228-9621

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  1. Published

    In situ and experimental evidence for effects of elevated pH on protistan and metazoan grazers

    Hansen, B. W., Andersen, C. M. B., Hansen, Per Juel, Nielsen, T. G., Vismann, Bent & Tiselius, P., 2019, In: Journal of Plankton Research. 41, 3, p. 257–271 15 p.

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

  2. Published

    Mesodinium rubrum: the symbiosis that wasn’t

    Johnson, M. D., Lasek-Nesselquist , E., Moeller, H. V., Altenburger, A., Lundholm, Nina, Kim, M., Drumm, Kirstine, Moestrup, Øjvind & Hansen, Per Juel, 14 Feb 2017, In: Proceedings of the National Academy of Sciences of the United States of America. 114, 7, p. E1040-E1042 3 p.

    Research output: Contribution to journal › Comment/debate › Research › peer-review

  3. Published

    Prymnesium parvum revisited: relationship between allelopathy, ichthyotoxicity, and chemical profiles in 5 strains

    Blossom, H. E., Rasmussen, S. A., Andersen, N. G., Larsen, T. O., Nielsen, K. F. & Hansen, Per Juel, 2014, In: Aquatic Toxicology. 157, p. 159-166 8 p.

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

  4. Published

    A comparison of photosynthesis measurements by O2 evolution, 14C assimilation and variable chlorophyll fluorescence during light acclimatization of the diatom Coscinodiscus granii

    Trampe, Erik, Hansen, Per Juel & Kühl, Michael, 2015, In: Algae. 30, 2, p. 103-119 17 p.

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

  5. Published

    A dataset on trophic modes of aquatic protists

    Schneider, L. K., Anestis, K., Mansour, J., Anschütz, A. A., Gypens, N., Hansen, Per Juel, John, U., Klemm, K., Martin, J. L., Medic, Nikola, Not, F. & Stolte, W., 2020, In: Biodiversity Data Journal. 8, 13 p., e56648.

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

  6. Published

    A guide for field studies and environmental monitoring of mixoplankton populations

    Mitra, A. (ed.), Gypens, N. (ed.), Hansen, Per Juel (ed.) & Flynn, K. J. (ed.), 2021, Zenodo.

    Research output: Book/Report › Report › Research

  7. Published

    A search for mixotrophy and mucus trap production in Alexandrium spp. and the dynamics of mucus trap formation in Alexandrium pseudogonyaulax

    Blossom, H. E., Bædkel, T. D., Tillmann, U. & Hansen, Per Juel, 4 Apr 2017, In: Harmful Algae. 64, p. 51-62 12 p.

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

  8. Published

    A-, B- and C-type prymnesins are clade specific compounds and chemotaxonomic markers in Prymnesium parvum

    Binzer, S. B., Svenssen, D. K., Daugbjerg, Niels, Alvez-de-Souza, C., Pinto, E., Hansen, Per Juel, Larsen, T. O. & Varga, E., 2019, In: Harmful Algae. 81, p. 10-17 8 p.

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

  9. Published

    Accumulation, transformation and breakdown of DSP toxins from the toxic dinoflagellate Dinophysis acuta in blue mussels, Mytilus edulis

    Nielsen, L. T., Hansen, Per Juel, Krock, B. & Vismann, Bent, 2016, In: Toxicon. 117, p. 84-93 10 p.

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

  10. Published

    Acquired phototrophy in Mesodinium and Dinophysis – a review of cellular organization, prey selectivity, nutrient uptake and bioenergetics

    Hansen, Per Juel, Nielsen, L. T., Johnson, M., Berge, T. & Flynn, K. J., 2013, In: Harmful Algae. 28, p. 126-139 14 p.

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

  11. Published

    Allelopathic effects of Alexandrium tamarense on other algae: evidence from mixed growth experiments

    Tillmann, U. & Hansen, Per Juel, 2009, In: Aquatic Microbial Ecology. 57, 1, p. 101-112 12 p.

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

  12. Published

    Allelopathy in Harmful Algae: A Mechanism to Compete for Resources?

    Granéli, E. & Hansen, Per Juel, 2006, Ecology of Harmful Algae: Series: Ecological Studies Vol. 189.. 189 ed. Heidelberg: Springer, p. 189-202 (Ecological Studies, Vol. 189).

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

  13. Published

    Allelopathy in the prymnesiophyte Chrysochromulina polylepis: effect of cell concentration, growth phase and pH

    Schmidt, L. E. & Hansen, Per Juel, 2001, In: Marine Ecology - Progress Series. 216, p. 67-81

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

  14. Published

    An under‑ice bloom of mixotrophic haptophytes in low nutrient and freshwater‑influenced Arctic waters

    Søgaard, D. H., Sorrell, B. K., Sejr, M. K., Andersen, P., Rysgaard, S., Hansen, Per Juel, Skyttä, A., Lemcke, S. & Lund-Hansen, L. C., 2021, In: Scientific Reports. 11, 8 p., 11:2915.

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

  15. Published

    Andaman Sea copepods: spatio-temporal variations in biomass and production, and role in the pelagic food web.

    Satapoomin, S., Nielsen, T. G. & Hansen, Per Juel, 2004, In: Marine Ecology - Progress Series. 274, p. 99-122

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

  16. Published

    Assemblages of fish larvae and mesozooplankton across the continental shelf and shelf slope of the Andaman Sea (NE Indian Ocean).

    Munk, P., Bjørnsen, P. K., Boonruang, P., Fryd, M., Hansen, Per Juel, Janekarn, V., Limtrakulvong, V., Nielsen, T. G., Hansen, O. S., Satapoomin, S., Sawangarreruks, S., Thomsen, H. A. & Østergaard, J. B., 2004, In: Marine Ecology - Progress Series. 274, p. 87-97

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

  17. Published

    Autotrophic and heterotrophic activity in Arctic first-year sea ice: seasonal study from Malene Bight, SW Greenland

    Søgaard, D. H., Kristensen, M., Rysgaard, S., Glud, R. N., Hansen, Per Juel & Hillingsøe, K. M., 2010, In: Marine Ecology - Progress Series. 419, p. 31-45 15 p.

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

  18. Published

    Book Reviews: Coastal Plankton - Photoguide for European Seas by Otto Larink & Wilfried Westheide

    Hansen, Per Juel, 2006, In: Marine Biology Research. 2, 1, p. 76

    Research output: Contribution to journal › Literature review › Research

  19. E-pub ahead of print

    Carbon and nitrogen uptake through photosynthesis and feeding by photosymbiotic Acantharia

    Mansour, J. S., Hansen, Per Juel, Leroux, C. & Not, F., 2023, (E-pub ahead of print) In: Open Research Europe.

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

  20. Published

    Chemical diversity, origin, and analysis of phycotoxins

    Rasmussen, S. A., Andersen, A. J. C., Andersen, N. G., Nielsen, K. F., Hansen, Per Juel & Larsen, T. O., 2016, In: Journal of Natural Products. 79, 3, p. 662-673 12 p.

    Research output: Contribution to journal › Review › Research › peer-review

  21. Published

    Chemodiversity of ladder-frame prymnesin polyethers in Prymnesium parvum

    Rasmussen, S. A., Meier, S., Andersen, N. G., Blossom, H. E., Duus, J. Ø., Nielsen, K. F., Hansen, Per Juel & Larsen, T. O., 2016, In: Journal of Natural Products. 79, 9, p. 2250–2256 7 p.

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

  22. Published

    Cutting the canopy to defeat the “selfish gene”; conflicting selection pressures for the integration of phototrophy in mixotrophic protists

    Flynn, K. J. & Hansen, Per Juel, 2013, In: Protist. 164, 6, p. 811-823 13 p.

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

  23. Published

    Cytotoxicity of Prymnesium parvum extracts and prymnesin analogs on epithelial fish gill cells RTgill‑W1 and the human colon cell line HCEC‑1CT

    Varga, E., Prause, H., Riepl, M., Hochmayr, N., Berk, D., Attakpah, E., Kiss, E., Medic, Nikola, Del Favero, G., Larsen, T. O., Hansen, Per Juel & Marko, D., 2024, In: Archives of Toxicology. 98, p. 999–1014 16 p.

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

  24. Published

    DINOPHYSIS - a planktonic dinoflagellate genus which can act both as a prey and a predator of a ciliate

    Hansen, Per Juel, 1991, In: Marine Ecology - Progress Series. 69 (1&2), p. 201-204

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

  25. Published

    Defining planktonic protist functional groups on mechanisms for energy and nutrient acquisition: incorporation of diverse mixotrophic strategies

    Mitra, A., Flynn, K. J., Tillmann, U., Raven, J. A., Caron, D., Stoecker, D. K., Hansen, P. J., Hallegraeff, G., Sanders, R., Wilken, S., Mcmanus, G., Johnson, M., Pitta, P., Våge, S., Berge, T., Calbet, A., Thingstad, F., Jeong, H. J., Burkholder, J., Glibert, P. M. & 2 others, Granéli, E. & Lundgren, V., 2016, In: Protist. 167, 2, p. 106-120 15 p.

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

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