Publications

Here you find a list of our scientific and popular science publications. In Laborjournal 4/2012 listing internationally recognized scientific publications from the years 2006-2009 amongst German researchers, our group reached the 48th place.

We are happy to provide interested colleagues with pdfs.

2019

ORFANOUDAKI, M., HARTMANN, M., MILADINOVIC, H., NGUYEN NGOC, H., KARSTEN, U. & GANZERA, M. (2019) Bostrychines A-F, novel mycosporine-like amino acids and a novel betaine from the red alga Bostrychia scorpioides. Marine Drugs (in press).

STOCK, W., VANELSLANDER, B., RÜDIGER, F., SABBE, K., VYVERMAN, W. & KARSTEN, U. (2019) Thermal niche differentiation in the benthic diatom Cylindrotheca closterium (Bacillariophyceae) complex. Frontiers in Microbiology (in press)

JUNG, P., SCHERMER, M., BRIEGEL-WILLIAMS, L., BAUMANN, K., KARSTEN, U.; LEINWEBER, P., LEHNERT, J., ACHILLES, S., BENDIX, J. & BÜDEL, B. (2019) Water availability shapes edaphic and lithic cyanobacterial communities in the Atacama Desert. Journal of Phycology(in press)

BERTHOLD, M., WULFF, R., REIFF, V., KARSTEN, U., NAUSCH, G. & SCHUMANN, R. (2019) Magnitude and influence of atmospheric phosphorus deposition on the southern Baltic Sea coast over 23 years - Management implications for coastal waters. Environmental Sciences Europe31:27  doi.org/10.1186/s12302-019-0208-y

MIKHAILYUK, T., GLASER, K., TSARENKO, P., DEMCHENKO, E. & KARSTEN, U. (2019) Composition of biological soil crusts from sand dunes of the Baltic Sea coast in the context of an integrative approach for the taxonomy of microalgae and cyanobacteria. European Journal of Phycology doi.org/10.1080/09670262.2018.155725

MANN, G., SCHLEGEL, M., KANSWOHL, N. & SCHUMANN, R. (2019) The conversion of carbon dioxide from biogas into phototrophic microalgal biomass. Journal of Applied Phycology 31, 959–968.

SOMMER, V., KOCKX, M., WÖLK, A. & GLASER, K. (2019) Von Vogelkot zu grünen Teppichen – Eine neue Möglichkeit, Kali-Rückstandshalden mit biologischen Bodenkrusten zu begrünen. Biologie in unserer Zeit (in press)

MIKHAILYUK, T., VINOGRADOVA, O., HOLZINGER, A., GLASER, K., SAMOLOV, E. & KARSTEN, U. (2019) New record of the rare genus Crinalium Crow (Oscillatoriales, Cyanobacteria) from sand dunes of the Baltic Sea, Germany: epitypification and emendation of Crinalium magnum Fritsch et John based on an integrative approach. Phytotaxa (in press)

BERTHOLD, M., KARSTEN, U., NAUSCH, G. & SCHUMANN, R. (2019) Die Darß-Zingster Boddenkette – ein Modellsystem innerer Küstengewässer der südlichen Ostsee: Prozesse der Eutrophierung und Re-Mesotrophierung. Wasser und Abfall 21(3), 24-30.

BAUMANN, K., SIEBERS, M., KRUSE, J., ECKHARDT, K.U., HU, Y., MICHALIK, D., SIEBERS, N., KAR, G., KARSTEN, U., & LEINWEBER, P. (2019) Biological soil crusts as key player in biogeochemical P cycling during pedogenesis of sandy substrate. Geoderma 338, 145-158.

PIERANGELINI, M., GLASER, K., MIKHAILYUK, T., KARSTEN, U. & HOLZINGER, A. (2019) Light and dehydration but not temperature drive photosynthetic adaptations of basal streptophytes (Hormidiella, Streptosarcina and Streptofilum) living in terrestrial habitats. Microbial Ecology 77, 380–393.

SCHESCHONK, L., BECKER, S., HEHEMANN, J.H., DIEHL, N., KARSTEN, U. & BISCHOF, K. (2019) Arctic kelp eco-physiology during the Polar Night: a crucial role for laminarin. Marine Ecology Progress Series 611, 59-74.

BORCHHARDT, N., BAUM, C., THIEM, D., KÖPCKE, T., KARSTEN, U., LEINWEBER, P. & HRYNKIEWICZ, K. (2019) Link between soil microbial phosphorous turnover and diversity of algae and fungi in biological soil crusts along a transect in a glacier foreland. European Journal of Soil Biology 91, 9-17.

KARSTEN, U., SCHUMANN, R. & HOLZINGER, A. (2019) Ecophysiology, cell biology and ultrastructure of a benthic diatom isolated in the Arctic. In: Diatoms: Fundamentals and Applications (SECKBACH, J. & GORDON, R., Eds.) Scrivener Publishing LLC, USA, pp. 271–286.

DIEHL, N., MICHALIK, D., ZUCCARELLO, G.C. & KARSTEN, U. (2019) Stress metabolite pattern in the eulittoral red alga Pyropia plicata (Bangiales) in New Zealand – mycosporine-like amino acids and heterosides. Journal of Experimental Marine Biology and Ecology 510, 23-30.

SCHAUB, I., BAUM, C., SCHUMANN, R. & KARSTEN, U. (2019) Effects of an early successional biological soil crust from a temperate coastal sand dune (NE Germany) on soil elemental stoichiometry and phosphatase activity. Microbial Ecology 77, 217-229

SAMOLOV, E., MIKHAILYUK, T., LUKESOVA, A., GLASER, K., BÜDEL, B. & KARSTEN, U. (2019) Usual alga from unusual habitats: biodiversity of Klebsormidium (Klebsormidiophyceae, Streptophyta) from the phylogenetic superclade G isolated from biological soil crusts. Molecular Phylogenetics and Evolution 133, 236-255. doi.org/10.1016/j.ympev.2018.12.018

ORFANOUDAKI, M., HARTMANN, M., ZUCCARELLO, G.C., KARSTEN, U., & GANZERA, M. (2019) Chemical profiling of mycosporine-like amino-acids in twenty-three red algal species. Journal of Phycology, DOI: 10.1111/jpy.12827

PAVLOV, A., LEU, E., HANELT, D., BARTSCH, I., KARSTEN, U., HUDSON, S., GALLET, J.C., COTTIER, F., COHEN, J.H., BERGE, J., JOHNSEN, G., MATURILLI, M., KOWALCZUK, P., SAGAN, S, MELER, J. & GRANSKOG, M. (2019) Underwater light in Kongsfjorden and its ecological implications. In: Hop H, Wiencke C (eds) The ecosystem of Kongsfjorden, Svalbard. Advances in Polar Ecology 2; Springer (in press)

FREDRIKSEN, S., KARSTEN, U., BARTSCH, I., WOELFEL, J., KOBLOFSKY, M., SCHUMANN, R., MOY, S., STENECK, B., HOP, H., WIKTOR, J. & WIENCKE, C. (2019) Biodiversity of benthic micro- and macroalgae from Svalbard with special focus on Kongsfjorden. In: Hop H, Wiencke C (eds) The ecosystem of Kongsfjorden, Svalbard. Advances in Polar Ecology 2; Springer (in press)

KARSTEN, U., SCHAUB, I., WOELFEL, J., SEVILGEN, D., SCHLIE, C., BECKER, B., WULFF, A., GRAEVE, M. & WAGNER, H. (2019) Living on cold substrata – new insights and approaches to study microphytobenthos ecophysiology and ecology in Kongsfjorden. In: Hop H, Wiencke C (eds) The ecosystem of Kongsfjorden, Svalbard. Advances in Polar Ecology 2; Springer (in press)

2018

MIKHAILYUK, T., VINOGRADOVA, O., GLASER, K., DEMCHENKO, E. & KARSTEN, U. (2018) Diversity of terrestrial algae of Cape Kazantip (the Sea of Azov, Ukraine) and some remarks on their phylogeny and ecology. International Journal on Algae 20, 313-338. doi.org/10.1615/InterJAlgae.v20.i4.10

HARTMANN, A., GANZERA, M., KARSTEN, U., SKHIRTLADZE, A. & STUPPNER, H. (2018) Separation and analysis of novel sulfated coumarins in the marine green macroalga Dasycladus vermicularis (Scopoli) Krasser. Molecules 23, 2735  https://doi.org/10.3390/molecules23112735

MIKHAILYUK, T., GLASER, K., TSARENKO, P., DEMCHENKO, E. & KARSTEN, U. (2018) Composition of biological soil crusts from sand dunes of the Baltic Sea coast in the context of an integrative approach for the taxonomy of microalgae and cyanobacteria. European Journal of Phycology (in press)

BAUMANN, K., JUNG, P., SAMOLOV, E., LEHNERT, L., BÜDEL, B., KARSTEN, U., BENDIX, J., ACHILLES, S., SCHERMER, M., OSES, F.M.R., OSSES, P., MORSHEDIZAD, M., OELSCHLÄGER, C., HU, Y., KLYSUBUN, W. & LEINWEBER, P. (2018) Biological soil crusts along a climatic gradient in Chile: richness and function of phototrophic microorganisms in phosphorus biogeochemical cycling. Soil Biology and Biochemistry 127, 286-300.

JURASINSKI, G., JANSSEN, M., VOSS, M., BÖTTCHER, M.E., BREDE, M., BURCHARD, H., FORSTER, S., GOSCH, L., GRÄWE, U., GRÜNDLING-PFAFF, S., HAIDER, F., IBENTHAL, M., KAROW, N., KARSTEN, U., KREUZBURG, M., LANGE, X., LEINWEBER, P., MASSMANN, G., PTAK, T., REZANEZHAD, F., REHDER, G., ROMOTH, K., SCHADE, H., SCHUBERT, H., SCHULZ-VOGT, H.N., SOKOLOVA, I., STREHSE, R., UNGER, V., WESTPHAL, J. & LENNARTZ, B., (2018) Understanding the coastal ecocline: assessing sea-land-interactions at non-tidal, low-lying coasts through interdisciplinary research. Frontiers in Marine Sciences 5:342 DOI: 10.3389/fmars.2018.00342

BERTHOLD, M., ZIMMER, D., REIFF, V. & SCHUMANN, R. (2018) Phosphorus Contents Re-visited After 40 Years in Muddy and Sandy Sediments of a Temperate Lagoon System. Frontiers in Marine Sciences  5, 305 doi.org/10.3389/fmars.2018.00305

BERNHARD, N., MOSKWA, L.M., SCHMIDT, K., OESER, R.A., ABURTO, F., BADER, M.Y., BAUMANN, K., VON BLANCKENBURG, F., BOY, J., VAN DEN BRINK, L., BRUCKER, E., BÜDEL, B., CANESSA, R., DIPPOLD, M.A., EHLERS, T.A., FUENTES, J.P., GODOY, R., JUNG, P., KARSTEN, U., KÖSTER, M., KUZYAKOV, Y., LEINWEBER, P., NEIDHARDT, H., MATUS, F., MUELLER, C.W., OELMANN, Y., OSES, R., OSSES, P., PAULINO, L., SCHALLER, M., SCHMID, M., SAMOLOV, E., SPIELVOGEL, S., SPOHN, M., STOCK, S., STRONCIK, N., TIELBÖRGER, K., ÜBERNICKEL, K., SCHOLTEN, T., SEGUEL, O., WAGNER, D. & KÜHN, P. (2018) Pedogenic and microbial interrelations to regional climate and local topography: new insights from a climate gradient (arid to humid) along the Coastal Cordillera of Chile. Geoderma 170, 335-355. doi.org/10.1016/j.catena.2018.06.018

GLASER, K., BAUMANN, K., LEINWEBER, P., MIKHAILYUK, T. & KARSTEN, U. (2018) Algal richness in BSCs in forests under different management intensity with some implications for P cycling. Biogeosciences 15, 4181–4192. doi.org/10.5194/bg-15-4181-2018

VELIZ, K., CHANDIA, N., KARSTEN, U., LARA, C. & THIEL, M. (2018) Geographic variation in biochemical and physiological traits of the red seaweeds Chondracanthus chamissoi and Gelidium lingulatum from the south east Pacific coast. Journal of Applied Phycology https://doi.org/10.1007/s10811-018-1532-0

GRAIFF, A., RUTH, W. & KARSTEN, U. (2018) Identification and quantification of laminarins in brown algae. In: Charrier, B., Wichard, T., Reddy, C.R.K. [Eds.]: Protocols for macroalgal research, pp. 212-224, ISBN-13: 978-1-4987-9642-2

LEHNERT, L.W., THIES, B., TRACHTE, K., ACHILLES, S., OSSES, P., BAUMANN, K., SCHMIDT, J., SAMOLOV, E., JUNG, P., LEINWEBER, P., KARSTEN, U., BÜDEL, B. & BENDIX, J. (2018) A Case Study on Fog/Low Stratus Occurrence at Las Lomitas, Atacama Desert (Chile) as a Water Source for Biological Soil Crusts. Aerosol and Air Quality Research 18, 254-269. DOI: 10.4209/aaqr.2017.01.0021

MIKHAILYUK, T., LUKESOVA, A., GLASER, K., HOLZINGER, A., OBWEGESER, S., NYPORKO, S., FRIEDL, T. & KARSTEN, U. (2018) New taxa of streptophyte algae (Streptophyta) from terrestrial habitats revealed using an integrative approach. Protist 169, 406-431.

HOTTER, V., GLASER, K., HARTMANN, A., GANZERA, M. & KARSTEN, U. (2018) The polyol D-sorbitol and UV-sunscreen mycosporine like amino acids as suitable chemotaxonomic markers within the Trebouxiophyceae (Chlorophyta). Journal of Phycology 54, 264-274. DOI: 10.1111/jpy.12619.

FIORE-DONNO, A.M., RIXEN, C., RIPPIN, M., GLASER, K., SAMOLOV, E., KARSTEN, U., BECKER, B. & BONKOWSKI, M. (2018) Efficient retrieval of Cercozoan sequences in next-generation environmental diversity surveys, with emphasis on worldwide biological soil crusts. Molecular Ecology Resources 18, 229-239. DOI: 10.1111/1755-0998.12729

AIGNER, S., HERBURGER, K., HOLZINGER, A. & KARSTEN, U. (2018) Epilithic Chamaesiphon (Synechococcales, Cyanobacteria) species in mountain streams of the Alps – interspecific differences in photo-physiological traits. Journal of Applied Phycology 30, 1125–1134. DOI: 10.1007/s10811-017-1328-7

RIPPIN, M., BORCHHARDT, N., WILLIAMS, L., COLESIE, C., JUNG, P., BÜDEL, B., KARSTEN, U. & BECKER, B. (2018) Genus richness of microalgae and Cyanobacteria in biological soil crusts from Svalbard and Livingston Island: morphological versus molecular approaches. Polar Biology 41, 909–923. https://doi.org/10.1007/s00300-018-2252-2

2017

DONNER, A., GLASER, K., BORCHHARDT, N. & KARSTEN, U. (2017) Ecophysiological response on dehydration and temperature in terrestrial Klebsormidium (Streptophyta) isolated from Biological Soil Crusts in Central European grasslands and forests. Microbial Ecology 73, 850–864. DOI: 10.1007/s00248-016-0917-3

AIGNER, S., HOLZINGER, A., KARSTEN, U. & KRANNER, I. (2017) The freshwater red alga Batrachospermum turfosum can acclimate to a wide range of temperature and light conditions. European Journal of Phycology 52, 238–249. DOI: 10.1080/09670262.2016.1274430

BOEDEKER, C., O’KELLY, C.J., WEST, J.A., HANYUDA, T., NEALE, A., WAKANA, I., WILCOX, M.D., KARSTEN, U. & ZUCCARELLO, G.C. (2017) Molecular phylogeny and taxonomic revision of the genus Wittrockiella (Pithophoraceae, Cladophorales), including the descriptions of W. australis sp. nov. and W. zosterae sp. nov.. Journal of Phycology 53, 522–540. DOI: 10.1111/jpy.12530

ALBRECHT, M., PRÖSCHOLD, T. & SCHUMANN, R. (2017) Identification of cyanobacteria in a eutrophic coastal lagoon on the southern Baltic coast. Frontiers in Microbiology DOI: 0.3389/fmicb.2017.00923

SCHLIE, C. & KARSTEN, U. (2017) Microphytobenthic diatoms isolated from sediments of the Adventfjorden (Svalbard): growth as function of temperature. Polar Biology 40, 1043–1051. DOI: 10.1007/s00300-016-2030-y

GLASER, K., DONNER, A., ALBRECHT, M., MIKHAILYUK, T. & KARSTEN, U. (2017) Habitat-specific composition of morphotypes with low genetic diversity in the green algal genus Klebsormidium (Streptophyta) isolated from biological soil crusts in Central European grasslands and forests. European Journal of Phycology 52, 188–199. DOI: 10.1080/09670262.2016.1235730

WILLIAMS L., BORCHHARDT N., COLESIE C., KOMSIC-BUCHMANN K., RIPPIN M., BECKER B., KARSTEN U. & BÜDEL B. (2017). Biological soil crusts of Arctic Svalbard and of Livingston Island, Antarctica. Polar Biology 40, 399–411. DOI: 10.1007/s00300-016-1967-1

GREGOIRE, V., SCHMACKA, F., COFFROTH, M.A. & KARSTEN, U. (2017) Photophysiological and thermal tolerance of various genotypes of the coral endosymbiont Symbiodinium sp. (Dinophyceae). Journal of Applied Phycology 29, 1893–1905. DOI: 10.1007/s10811-017-1127-1

BAUMANN, K., GLASER, K., MUTZ, J.E., KARSTEN, U., MACLENNAN, A., HU, Y., MICHALIK, D., KRUSE, J., ECKHARDT, K.U., SCHALL, P. & LEINWEBER, P. (2017) Biological soil crusts of temperate forests: Their role in P cycling. Soil Biology and Biochemistry 109, 156-166. DOI: 10.1016/j.soilbio.2017.02.011

SCHOLZ, B., KÜPPER, F., VYVERMAN, W., OLAFSSON, H.G. & KARSTEN, U. (2017) Chytridiomycosis of marine diatoms - The potential role of chemotactic triggers and defense molecules in parasite-host interactions. Marine Drugs 15, 26. DOI: 10.3390/md15020026

HOLZINGER, A., HERBURGER, K., BLAAS, K., LEWIS, L.A. & KARSTEN, U. (2017) The terrestrial green macroalga Prasiola calophylla (Trebouxiophyceae, Chlorophyta): Ecophysiological performance under water limiting conditions. Protoplasma 254, 1755–1767. DOI: 10.1007/s00709-016-1068-6

BORCHHARDT, N., SCHIEFELBEIN, U., ABARCA, N., BOY, J., MIKHAILYUK, T., SIPMAN, H. & KARSTEN, U. (2017) Diversity of algae and lichens in biological soil crusts of Ardley and King George Island, Antarctica. Antarctic Science 29, 229-237. DOI: 10.1017/S0954102016000638

SCHAUB, I., WAGNER, H., GRAEVE, M. & KARSTEN, U. (2017) Effects of prolonged darkness and temperature on the lipid metabolism in the benthic diatom Navicula perminuta from the Arctic Adventfjorden, Svalbard. Polar Biology40, 1425–1439. DOI: 10.1007/s00300-016-2067-y

GRAIFF, A., DANKWORTH, M., WAHL, M., KARSTEN, U. & BARTSCH, I. (2017) Seasonal variations of Fucus vesiculosus fertility under ocean acidification and warming in the western Baltic Sea. Botanica Marina 60, 239-255. DOI: 10.1515/bot-2016-0081

SCHOLZ, B., VYVERMAN, W., KÜPPER, F., EINARSSON, H., GLEASON, F.H. & KARSTEN, U. (2017) Effects of environmental parameters on chytrid infection prevalence of four marine diatoms – a laboratory case study. Botanica Marina 60, 419-431. DOI: 10.1515/bot-2016-0105

DONNER, A., RYSANEK, D., MIKHAILYUK, T. & KARSTEN, U. (2017) Ecophysiological traits of various genotypes of a green key alga in biological soil crusts from the semi-arid Colorado Plateau, USA. Journal of Applied Phycology 29, 2911–2923. DOI: 10.1007/s10811-017-1158-7

MIGUEZ, F., SCHIEFELBEIN, U., KARSTEN, U., GARCIA-PLAZAOLA , J.I. & GUSTAVS, L. (2017) Unravelling the photoprotective response of lichenized and free-living green algae (Trebouxiophyceae, Chlorophyta) to photochilling stress. Frontiers in Plant Science 8, 1144. DOI: 10.3389/fpls.2017.01144

WEIGELT, R., LIPPERT, H., KARSTEN, U. & BASTROP, R. (2017) Genetic population structure and demographic history of the widespread common shipworm Teredo navalis Linnaeus 1758 (Mollusca: Bivalvia: Teredinidae) in European waters inferred from mitochondrial COI sequence data. Frontiers in Marine Sciences 4, 196. DOI: 10.3389/fmars.2017.00196

BERTHOLD, M., KARSTEN, U., VON WEBER, M., BACHOR, A. & SCHUMANN, R. (2018) Phytoplankton can bypass nutrient reductions in eutrophicated coastal water bodies. AMBIO 47, 146–158. DOI: 10.1007/s13280-017-0980-0

LIPPERT, H., WEIGELT, R., WEGNER, R., BASTROP, R. & KARSTEN, U. (2017) A shipworm at the edge of its distribution - Teredo navalis, an invasive wood-boring bivalve in the Baltic Sea. Frontiers in Marine Sciences 4, 331. DOI: 10.3389/fmars.2017.00331

BORCHHARDT, N., BAUM, C., MIKHAILYUK, T. & KARSTEN, U. (2017) Biological soil crusts of Arctic Svalbard – biodiversity, pedological and microclimatic factors. Frontiers in Microbiology 8:1485. DOI: 10.3389/fmicb.2017.01485

VINOGRADOVA, O.N., MIKHAILYUK, T., GLASER, K.; HOLZINGER, A. & KARSTEN, U. (2017) New species of Oculatella (Synechococcales, Cyanobacteria) from terrestrial habitats of Ukraine. Ukrainian Botanical Journal 74, 509–520.

2016

SCHOLZ, U., KÜPER, F.C., VYVERMAN, W. & KARSTEN, U. (2016) Effects of eukaryotic pathogens (Chytridiomycota and Oomycota) on marine microphytobenthic diatom community compositions in the Solthörn tidal flat. European Journal of Phycology 51, 253-269. DOI: 10.1080/09670262.2015.1134814

HERBRUGER, K., KARSTEN, U. & HOLZINGER, A. (2016) Entransia and Hormidiella, sister lineages of Klebsormidium (Streptophyta), respond differently to light, temperature and desiccation stress. Protoplasma 253,1309-1323. DOI: 10.1007/s00709-015-0889-z

SCHOLZ, B., GUILLOU, L., MARANO, A., NEUHAUSER, S., SULLIVAN, B.K., KARSTEN, U., KUPPER, FC & GLEASON, F.H. (2016) Zoosporic parasites infecting marine diatoms - A black box that need to be opened. Fungal Ecology 19, 59–76. DOI: 10.1016/j.funeco.2015.09.002

KARSTEN, U., HERBURGER, K. & HOLZINGER, A. (2016) Photosynthetic plasticity in the green algal species Klebsormidium flaccidum (Streptophyta) from a terrestrial and a freshwater habitat. Phycologia 56, 213-220. DOI: 10.2216/16-85.1

SANCHEZ DE PEDRO, R., KARSTEN, U., XIELL, F.X. & CARMONA R (2016) Intraspecific phenotypic variation in two estuarine rhodophytes across their intertidal zonation. Marine Biology DOI: 10.1007/s00227-016-2997-5

WERNER, F.J., GRAIFF, A. & MATTHIESSEN, B. (2016) Even moderate nutrient enrichment negatively adds up to global climate change effects on a habitat-forming seaweed system. Limnology and Oceanography. DOI: 10.1002/lno.10342

GRAIFF, A., PANTOJA, J.F., TALA, F. & THIEL, M. (2016) Epibiont load causes sinking of viable kelp rafts - seasonal variation in floating persistence of giant kelp Macrocystis pyrifera. Marine Biology 163:191. DOI: 10.1007/s00227-016-2962-3

LEINWEBER, P., JANDL, G., KARSTEN, U., LENNARTZ, B., SCHUMANN, R., WIMMERS, K. & ZIMMER, D. (2016) Stoffdatenblatt: Phosphate. In: Bodengefährdende Stoffe: Bewertung - Stoffdaten - Ökotoxikologie – Sanierung. (N. Litz, W. Wilcke, B.-M. Wilke (eds.), Wiley-VCH. Aktuelles Grundwerk 16. Ergänzungslieferung mit Ordner, 1-30. DOI: 10.1002/9783527678501.bgs2016002

PFAFF, S., GUSTAVS, L., REICHARDT, A., JASKULKE, R., EWALD, H., GÄBLER-SCHWARZ, S. & KARSTEN, U. (2016) Ecophysiological plasticity in the Arctic phytoplankton species Phaeocystis pouchetii (Prymnesiophyceae, Haptophyta). Algological Studies 151/152, 87–102. DOI: 10.1127/algol_stud/2016/0260

KAMIYA, M., WEST, J.A., KARSTEN, U. & GANESAN, E.K. (2016) Molecular and morphological delineation of Caloglossa beccarii complex (Delesseriaceae, Rhodophyta). Phycologia 55, 640–649. DOI: 10.2216/16-19.1

AL-JANABI, B., KRUSE, I., GRAIFF, A., WINDE, V., LENZ, M., WAHL, M. (2016) Buffering and amplifying interactions among OAW (ocean acidification & warming) and nutrient enrichment on early life-stage Fucus vesiculosus L. (Phaeophyceae) and their carry over effects to hypoxia impact. PLoS ONE 11:1–18 DOI: 10.1371/journal.pone.0152948

MENSCH, B., NEULINGER, S.C., GRAIFF, A., PANSCH, A., KÜNZEL, S., FISCHER, M.A., SCHMITZ-STREIT, R.A. (2016) Restructuring of epibacterial communities on Fucus vesiculosus forma mytili in response to elevated pCO2 and increased temperature levels. Frontiers in Microbiology 7:1–15 DOI: 10.3389/fmicb.2016.00434

WERNER, F.J., GRAIFF, A., MATTHIESSEN, B. (2016) Temperature effects on seaweed-sustaining top-down control vary with season. Oecologia 180:889–901 DOI: 10.1007/s00442-015-3489-x

KARSTEN, U., HERBURGER, K. & HOLZINGER, A. (2016) Living in biological soil crust communities of African deserts – physiological traits of green algal Klebsormidium species (Streptophyta) to cope with desiccation, light and temperature gradients.Journal of Plant Physiology 194, 2–12. DOI: 10.1016/j.jplph.2015.09.002

SCHLIE, C. & KARSTEN, U. (2016) Growth of the Antarctic benthic diatom Navicula sp. at different temperatures and salinities. Algological Studies  151/152, 39–50.

AL-JANABI, B., KRUSE, I., GRAIFF, A., KARSTEN, U. & WAHL, M. (2016) Genotypic variation influences tolerance to warming and acidification of early life-stage Fucus vesiculosus L. (Phaeophyceae) in a seasonally fluctuating environment. Marine Biology 163:1–15. DOI: 10.1371/journal.pone.0152948

GUSTAVS, L., SCHUMANN, R., KARSTEN, U. & LORENZ, M. (2016) Mixotrophy in the terrestrial green alga Apatococcus lobatus (Trebouxiophyceae, Chlorophyta). Journal of Phycology 52, 311-314. DOI: 10.1111/jpy.12381

STACHURA-SUCHOPLES, K., ENKE, N., SCHLIE, C., SCHAUB, I., KARSTEN, U. & JAHN, R. (2016) Contribution towards a molecular taxonomic reference library of Arctic benthic marine diatoms from Kongsfjorden. Polar Biology39, 1933–1956. DOI: 10.1007/s00300-015-1683-2

SCHULZ, K., MIKHAILYUK, T., DREßLER, M., LEINWEBER, P. & KARSTEN, U. (2016) Biological soil crusts from coastal dunes at the Baltic Sea: cyanobacterial and algal biodiversity and related soil properties. Microbial Ecology 71, 178-193. DOI: 10.1007/s00248-015-0691-7

HARTMANN, A., HOLZINGER, A., GANZERA, M. & KARSTEN, U. (2016) Prasiolin, a new UV-sunscreen compound in the terrestrial green macroalga Prasiola calophylla (Carmichael ex Greville) Kützing (Trebouxiophyceae, Chlorophyta). Planta 243,161–169. DOI: 10.1007/s00425-015-2396-z

WEIGELT, R., LIPPERT, H., BORGES, L., APPELQVIST, C., KARSTEN, U. & BASTROP, R. (2016) First time DNA barcoding of the common shipworm Teredo navalis Linnaeus 1758 (Mollusca: Bivalvia: Teredinidae): molecular-taxonomic investigation and identification of a widespread wood-borer. Journal of Experimental Marine Biology and Ecology 475, 154-162. DOI: 10.1016/j.jembe.2015.11.008

PFAFF, S., BORCHHARDT, N., BOY, J., KARSTEN, U. & GUSTAVS, L. (2016) Desiccation tolerance and growth-temperature requirements of Coccomyxa (Trebouxiophyceae, Chlorophyta) strains from Antarctic biological soil crusts. Algological Studies 151/152, 3–19. DOI: 10.1127/algol_stud/2016/0245

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2015

GRAIFF, A., BARTSCH, I., RUTH, W., WAHL, M., KARSTEN, U. (2015) Season exerts differential effects of ocean acidification and warming on growth and carbon metabolism of the seaweed Fucus vesiculosus in the western Baltic Sea. Frontiers in Marine Science 2:1–18. DOI: 10.3389/fmars.2015.00112

BERTHOLD, M., ZIMMER, D. & SCHUMANN, R. (2015) A simplified method for total phosphorus digestion with potassium persulphate at sub-boiling temperatures in different environmental samples. Rostocker Meeresbiologische Beiträge 25, 7-25.

HARTMANN, A., BECKER, K., KARSTEN, U., REMIAS, D. & GANZERA, M. (2015) Analysis of mycosporine-like amino acids by hydrophilic interaction liquid chromatography and a novel MAA from the alga Catenella repens. Marine Drugs 13, 6291-6305; DOI: 10.3390/md13106291

MIKHAILYUK, T., GLASER, K., HOLZINGER, A. & KARSTEN, U. (2015) Biodiversity of Klebsormidium (Streptophyta) from alpine biological soil crusts (Alps, Tyrol, Austria and Italy). Journal of Phycology 51, 750-767. DOI: 10.1111/jpy.12316

KITZING, C. & KARSTEN, U. (2015) Effects of UV radiation on optimum quantum yield and sunscreen contents in members of the genera Interfilum, Klebsormidium, Hormidiella and Entransia (Klebsormidiophyceae, Streptophyta). European Journal of Phycology 50, 279-287. DOI: 10.1080/09670262.2015.1031190

DARIENKO T, GUSTAVS L, Eggert A, WOLF W, PRÖSCHOLD T (2015) Evaluating the Species Boundaries of Green Microalgae (Coccomyxa, Trebouxiophyceae, Chlorophyta) Using Integrative Taxonomy and DNA Barcoding with Further Implications for the Species Identification in Environmental Samples. PLoS ONE 10(6): e0127838. DOI: 10.1371/journal.pone.0127838

GRAIFF, A., LIESNER, D., KARSTEN, U., BARTSCH, I. (2015) Temperature tolerance of western Baltic Sea Fucus vesiculosus – growth, photosynthesis and survival. Journal of Experimental Marine Biology and Ecology 471:8–16 DOI: 10.1016/j.jembe.2015.05.009

RICKERT, E., KARSTEN, U., POHNERT, G. & WAHL, M. (2015) Seasonal fluctuations of chemical defenses against macrofouling in Fucus vesiculosus and Fucus serratus from the Baltic Sea. Biofouling 31, 363-377. DOI: 10.1080/08927014.2015.1041020

GRAIFF, A., RUTH, W., KRAGL, U., KARSTEN, U. (2015) Chemical characterization and quantification of the brown algal storage compound laminarin — A new methodological approach. Journal of Applied Phycology 28:533–543. DOI: 10.1007/s10811-015-0563-z

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2014

WOELFEL, J., SCHOKNECHT, A., SCHAUB, I., ENKE, N., SCHUMANN, R., & KARSTEN, U. (2014) Growth and photosynthesis characteristics of three benthic diatoms from the brackish Southern Baltic Sea in relation to varying environmental conditions. Phycologia 51, 639-651. DOI: 10.2216/14-019.1

SCHOLZ, U., KÜPER, F.C., VYVERMAN, W. & KARSTEN, U. (2014) Eukaryotic pathogen (Chytridiomycota and Oomycota) infecting marine microphytobenthic diatoms - a method comparison. Journal of Phycology 50, 1009-1019. DOI: 10.1111/jpy.12230

NITSCHKE, U., EGGERT, A. & KARSTEN, U. (2014) Physiological performance of the ancestral red alga Stylonema alsidii (Stylonematophyceae) under varying salinities. Journal of Experimental Marine Biological and Ecology460, 170-176. DOI: 10.1016/j.jembe.2014.07.007

KARSTEN, U., HERBURGER, K. & HOLZINGER, A. (2014) Dehydration, temperature, and light tolerance in members of the aeroterrestrial green algal genus Interfilum (Streptophyta) from biogeographically different temperate soils. J. Phycol., 50: 804–816. DOI: 10.1111/jpy.12210

PANSCH, C., SCHAUB, I., HAVENHAND, J. & WAHL, M. (2014) Habitat traits and food availability determine the response of marine invertebrates to ocean acidification. Global Change Biology 20, 765–777. DOI: 10.1111/gcb.12478

MIKHAILYUK, T., HOLZINGER, A., MASSALSKI, A. & KARSTEN, U. (2014) Morphological and ultrastructural aspects of Interfilum and Klebsormidium (Klebsormidiales, Streptophyta) with special reference to cell division and thallus formation. European Journal of Phycology 49, 395–412. DOI: 10.1080/09670262.2014.949308

KLEIMEIER, C., KARSTEN, U. & LENNARTZ, B. (2014) Suitability of degraded peat for constructed wetlands — Hydraulic properties and nutrient flushing. Geoderma 228-229, 25-32. DOI: 10.1016/j.geoderma.2013.12.026

GLADIS-SCHMACKA, F., GLATZEL, S., KARSTEN, U., BÖTTCHER, H. & SCHUMANN, R. (2014) Influence of local climate and climate change on aeroterrestrial microalgal biofilms. Biofouling 30, 401-414. DOI: 10.1080/08927014.2013.878334

WOELFEL, J., EGGERT, A. & KARSTEN, U. (2014) Marginal impacts of rising temperature on Arctic benthic microalgae production based on in situ measurements and modelled estimates. Marine Ecology Progress Series 501, 25–40. DOI: 10.3354/meps10688

KARSTEN, U. & HOLZINGER, A. (2014) Green algae in alpine biological soil crust communities: acclimation strategies against ultraviolet radiation and dehydration. Biodiversity and Conservation 23, 1845-1858. DOI: 10.1007/s10531-014-0653-2

KITZING, C., PRÖSCHOLD, T. & KARSTEN, U. (2014) UV-induced effects on growth, photosynthetic performance and sunscreen contents in different populations of the green alga Klebsormidium fluitans (Streptophyta) from alpine soil crusts. Microbial Ecology 67, 327-340. DOI: 10.1007/s00248-013-0317-x

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2013

WEST, J.A., KAMIYA, M., LOISEAUX DE GOER, S., KARSTEN, U. & ZUCCARELLO, G. (2013) Observations on some Mangrove-Associated Algae from the western Pacific (Guam, Chuuk, Kosrae & Pohnpei).Algae 28, 1-26. DOI: 10.4490/algae.2013.28.3.241

SENJARINI, K., SCHUMANN, R. & KARSTEN, U. (2013) Application of fluorescence markers for the diagnosis of bacterial abundance and viability in aquatic ecosystems. Journal of Microbiology Research 3(4), 143-147. DOI: 10.5923/j.microbiology.20130304.03

KEBELMANN, K., HORNUNG, A., KARSTEN, U. & GRIFFITHS, G. (2013) Thermo-chemical behaviour and chemical product formation from Polar seaweeds during intermediate pyrolysis. Journal of Analytical and Applied Pyrolysis 104, 131–138. DOI: 10.1016/j.jaap.2013.08.012

IFTIKAR, A., FALODUN, A., JOSEPHS, GC, HUSSAIN, H., KARSTEN, U. & LANGER, P. (2013) Characterization and antimicrobial evaluation of epiafzelechin from the stem bark of Calliandra surinamensis Benth. African Journal of Pharmaceutical Research & Development5, 25-29.

HOLZINGER, A. & KARSTEN, U. (2013) Review - Desiccation stress and tolerance in green algae: consequences for ultrastructure, physiological and molecular mechanisms. Frontiers in Plant Science 4, article 327. DOI: 10.3389/fpls.2013.00327

KARSTEN, U., PRÖSCHOLD, T., MIKHAILYUK, T. & HOLZINGER, A. (2013). Photosynthetic performance of different genotypes of the green alga Klebsormidiumsp. (Streptophyta) isolated from biological soil crusts of the Alps.Algological Studies 142, 45-62. DOI: 10.1127/1864-1318/2013/0102

AIGNER, S., REMIAS, D., KARSTEN, U. & HOLZINGER, A. (2013). Unusual phenolic compounds contribute to the ecophysiological performance in the purple coloured green alga Zygogonium ericetorum (Zygnematophyceae, Streptophyta) from a high alpine habitat. Journal of Phycology 49, 648-660. DOI: 10.1111/jpy.12075

LIPPERT, H., WEIGELT, R., BASTROP, R., BUGENHAGEN, M. & KARSTEN, U. (2013). Holzzerstörer in der Ostsee - Schiffsbohrmuscheln auf dem Vormarsch? Biologie in unserer Zeit 43, 46-53. DOI: 10.1002/biuz.201310500

KEBELMANN, K., HORNUNG, A., KARSTEN, U. & GRIFFITHS, G. (2013). Intermediate pyrolysis and product identification by TGA and Py-GC/MS of Chlamydomonas reinhardtii and Chlorella vulgaris and their extracted protein and lipid components. Biomass & Bioenergy 49, 38-48. DOI: 10.1016/j.biombioe.2012.12.006

BOEDEKER, C., KARSTEN, U., LELIAERT, F. & ZUCCARELLO, G.C. (2013). Molecular, biochemical and morphological data suggest an affiliation of Spongiochrysis hawaiiensis with the Trentepohliales (Ulvophyceae, Chlorophyta). Phycological Research 61, 133-144.DOI: 10.1111/pre.12011

GRAIFF, A., KARSTEN, U., MEYER, S., PFENDER, D., TALA, F., THIEL, M. (2013) Seasonal variation in floating persistence of detached Durvillaea antarctica (Chamisso) Hariot thalli. Botanica Marina 56:3–14 DOI: 10.1515/bot-2012-0193

OREJAS, C., ROSSI, S., PERALBA, A., GARCIA, E., GILI, J.M. & LIPPERT, H.(2013) Feeding ecology and trophic impact of the hydroid Obelia dichotoma in the Kongsfjorden. Polar Biology 36: 61-72, DOI: 10.1007/s00300-012-1239-7

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2012

KARSTEN, U. & HOLZINGER, A. (2012) Light, temperature and desiccation effects on photosynthetic activity, and drought-induced ultrastructural changes in the green alga Klebsormidium sp. (Streptophyta) from a high alpine soil crust. Microbial Ecology 63, 51-63.

WESSELS, H., KARSTEN, U., WIENCKE, C. & HAGEN, W. (2012) Fatty acids as potential trophic markers in Arctic benthic systems: Feeding experiments with nine diets of macroalgae offered to sea urchins and amphipods. Polar Biology 35, 555-565.

KARSTEN, U., SCHLIE, C., WOELFEL, J. & BECKER, B. (2012) Benthic diatoms in Arctic waters - ecological functions and adaptations. Polarforschung 81, 77-84.

NAHON, S., NOZAIS, C., DEBOUTTEVILLE, J.D., ESCOUBEYROU, K.,DESMALADES, M., PRUSKI, A., KARSTEN, U. & CHARLES, F. (2012) Trophic relationships and UV-absorbing compounds in a Mediterranean medio-littoral rocky shore community. Journal of Experimental Marine Biology and Ecology424–425, 59–65.

KARSTEN, U. (2012) Seaweed acclimation to salinity and desiccation stress. In: Seaweed Biology (WIENCKE, C. & BISCHOF, K. Eds.), Ecological Studies 219, Springer-Verlag, 87-107.

KARSTEN, U., BAUDLER, H., HIMMEL, B., JASKULKE, R., EWALD, H. & SCHUMANN, R. (2012). Short-term measurements of exposure and inundation of sediment areas in a tide-less wind flat system at the Southern Baltic Sea coast. Journal of Marine Systems 105-108, 187-193.

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2011

GLADIS, F. & SCHUMANN, R. (2011) A suggested standardised method for testing photocatalytic inactivation of aeroterrestrial algal growth on TiO2-coated glass. International Biodeterioration & Biodegradation doi:10.1016/j.ibiod.2011.01.005

GLADIS, F. & SCHUMANN, R. (2011) Influence of material properties and photocatalysis on phototrophic growth in multi-year roof weathering. International Biodeterioration & Biodegradation 65, 36-44.

GLUD, R.N., WOELFEL, J., KARSTEN, U., KÜHL, M. & RYSGAARDS, S. (2011) Benthic microalgal production in the Arctic: applied methods and status of the current database. In: Biology of Polar Benthic Algae (WIENCKE, C. Ed.), Walter de Gruyter, Berlin, 141-162.

GOMEZ, I., WULFF, A., ROLEDA, M.Y., HUOVINEN, P., KARSTEN; U., QUARTINO, L., DUNTON, K. & WIENCKE, C. (2011) Light and temperature demands of marine benthic microalgae and seaweeds in the polar regions. In: Biology of Polar Benthic Algae (WIENCKE, C. Ed.), Walter de Gruyter, Berlin, 195-220.

GUSTAVS, L., GÖRS, M. & KARSTEN, U. (2011) Polyols as chemotaxonomic markers to differentiate between aeroterrestrial green algae (Trebouxiophyceae, Chlorophyta). Journal of Phycology 47, 533–537.

HOLZINGER, A., LÜTZ, C. & KARSTEN, U. (2011) Desiccation stress causes structural and ultra-structural alterations in the aeroterrestrial green alga Klebsormidium crenulatum (Klebsormidiophyceae, Streptophyta) isolated from an alpine soil crust. Journal of Phycology 47, 591–602.

KARSTEN, U. (2011) Ursachen der Veralgung von Gebäuden. Holztechnologie 52 (4), 47-50.

KARSTEN, U. & HOLZINGER, A. (2012) Light, temperature and desiccation effects on photosynthetic activity, and drought-induced ultrastructural changes in the green alga Klebsormidium sp. (Streptophyta) from a high alpine soil crust. Microbial Ecology 63, 51-63.

KARSTEN, U., WULFF, A., ROLEDA, M.Y., MÜLLER, R., STEINHOFF, F., FREDERSDORF, J. & WIENCKE, C. (2011) Physiological responses of polar benthic micro- and macroalgae to ultraviolet radiation. In: Biology of Polar Benthic Algae (WIENCKE, C. Ed.), Walter de Gruyter, Berlin, 271-297.

ROTHÄUSLER, E., GOMEZ, I., HINOJOSA, I., KARSTEN, U., MIRANDA, L., TALA, F. & THIEL, M. (2011) Synergistic effects of abiotic and biotic factors determine rafting dispersal of the giant kelp Macrocystis pyrifera in the Humboldt Current System. Limnology and Oceanography 56, 1751-1763

ROTHÄUSLER, E., GOMEZ, I., HINOJOSA, I.A., KARSTEN, U., TALA, F. & THIEL, M. (2011) Physiological performance of floating giant kelp Macrocystis spp. (Phaeophyceae): latitudinal variability in the effects of temperature and grazing. Journal of Phycology 47, 269–281.

ROTHÄUSLER, E., GOMEZ, I., KARSTEN, U., TALA, F. & THIEL, M. (2011) Physiological acclimation of floating Macrocystis pyrifera to temperature and irradiance ensures long-term persistence at the sea surface at mid-latitudes. Journal of Experimental Marine Biology and Ecology 405, 33–41.

ROTHÄUSLER, E., TALA, F., GOMEZ, I., KARSTEN, U. & THIEL, M. (2011) Effect of UV radiation and herbivory on growth, reproduction and physiological performance of floating giant kelp Macrocystis spp. (Phaeophyceae) along the Chilean Pacific coast. Marine Biology 158, 127–141.

SCHLIE, C., WOELFEL, J., RÜDIGER, F., SCHUMANN, R. & KARSTEN, U. (2011) Ecophysiological performance of benthic diatoms from Arctic waters. In: Cellular Origins, Life in Extreme Habitats and Astrobiology (SECKBACH, J. & KOCIOLEK, P., Eds.) The Diatom World, p. 425-436.

WESSELS, H., KARSTEN, U., WIENCKE, C. & HAGEN, W. (2012) Fatty acids as potential trophic markers in Arctic benthic systems: Feeding experiments with nine diets of macroalgae offered to sea urchins and amphipods. Polar Biology 35, 555-565.

WOELFEL, J., SCHUMANN, R., LEOPOLD, P., WIENCKE, C. & KARSTEN, U. (2011) Microphytobenthos standing stock along gradients of physical conditions in Arctic Kongsfjorden, Svalbard. In: Biology of Polar Benthic Algae (WIENCKE, C. Ed.), Walter de Gruyter, Berlin, 163-179.

YANG, E.C., SCOTT, J., WEST, J.A., YOON, H.S., YOKOYAMA, A., KARSTEN, U., DE GOER, S.L. & ORLOVA, E. (2011) Erythrolobus australicus sp. nov. (Porphyridiophyceae, Rhodophyta): A description based on several approaches. Algae 26, 167-180.

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2010

DARIENKO, T., GUSTAVS, L., MUDIMU, O., MENENDEZ, C.R., SCHUMANN, R., KARSTEN, U., FRIEDL, T. & PRÖSCHOLD, T. (2010) Chloroidium, a common terrestrial coccoid green alga previously assigned to Chlorella (Trebouxiophyceae, Chlorophyta). European Journal of Phycology, 45, 79-95.

EGGERT, A. & KARSTEN, U. (2010) Low molecular weight carbohydrates in red algae – an ecophysiological and biochemical perspective. In: Cellular Origins, Life in Extreme Habitats and Astrobiology (SECKBACH, J., CHAPMAN, D. & WEBER, A., Eds.) Red Algae in the Genomics Age, p. 445-456.

GLADIS, F., EGGERT, A., KARSTEN, U. & SCHUMANN, R. (2010) Prevention of biofilm growth on man-made surfaces. Evaluation of antialgal activity of two biocides and photocatalytic nanoparticles. Biofouling 26, 89-101.

GÖRS, M., GUSTAVS, L., SCHUMANN, R. & KARSTEN, U. (2010) Ergosterol as a chemotaxonomic marker to differentiate between Chlorella”-species (Chlorophyta). Journal of Phycology (in press)

GUSTAVS, L., EGGERT, A., MICHALIK, D. & KARSTEN, U. (2010) Physiological and biochemical responses of aeroterrestrial green algae (Trebouxiophyceae) to osmotic and matric stress. Protoplasma 243 (1-4): 3-14.

HEYL, K., WOELFEL, J., SCHUMANN, R. & KARSTEN, U. (2010) Microbial mats from wind flats of the Southern Baltic Sea. In: Cellular Origins, Life in Extreme Habitats and Astrobiology (SECKBACH, J. & OREN, A., Eds.) Microbial Mats, p. 303-319.

KARSTEN, U., LÜTZ, C. & HOLZINGER, A. (2010) Ecophysiological performance of the aeroterrestrial green alga Klebsormidium crenulatum (Klebsormidiophyceae, Streptophyta) isolated from an alpine soil crust with an emphasis on desiccation stress. Journal of Phycology 46, 1187–1197.

KARSTEN, U. & RINDI, F. (2010) Ecophysiological performance of an urban strain of the aeroterrestrial green alga Klebsormidium sp. (Klebsormidiales, Klebsormidiophyceae). European Journal of Phycology 45, 426-435.

MOLIS, M., ENGE, A.K. & KARSTEN, U. (2010) Seasonal patterns in abundance and grazing impact of and trait-mediated indirect interactions among kelp (Laminaria digitata)-associated mesograzers. Journal of Phycology 46, 76-84.

NITSCHKE, U. BOEDEKER, C., HEPPERLE, D., KARSTEN, U. & EGGERT, A. (2010) Lack of mannitol accumulation in an isolate of Rhodella maculata Evans (Rhodellophyceae, Rhodophyta) from the brackish Baltic Sea indicates a stressed population at the distribution limit. European Journal of Phycology 45, 436-449.

REMIAS, D., KARSTEN, U., LÜTZ, C. & LEYA, T. (2010) Physiological and morphological processes in the Alpine snow alga Chloromonas nivalis (Chlorophyceae) during cyst formation. Protoplasma, 243, 73-86.

WOELFEL, J., SCHUMANN, R., PEINE, F., FLOHR, A., KRUSS, A., TEGOWSKI, J., BLONDEL, P., WIENCKE, C. & KARSTEN, U. (2010) Microphytobenthos of Arctic Kongsfjorden (Svalbard, Norway) – Biomass and potential primary production along the shore line. Polar Biology 33, 1239-1253.

YANG, E.C., SCOTT, J., WEST, J.A., ORLOVA, E., GAUTHIER, D., KÜPPER, F.C., YOON, H.S. & KARSTEN, U. (2010) New taxa of the Porphyridiophyceae (Rhodophyta): Timspurckia oligopyrenoides gen. et sp. nov. and Erythrolobus madagascarensis sp. nov.. Phycologia 49, 604-616.

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2009

CERDA, O., KARSTEN, U., ROTHÄUSLER, E., TALA, F. & THIEL, M. (2009) Compensatory growth of the kelp Macrocystis integrifolia Bory (Phaeophyceae, Laminariales) against grazing of Peramphithoe femorata (Krøyer) (Amphipoda, Ampithoidae) in northern-central Chile. Journal of Experimental Biology and Ecology 377, 61-67.

GLUD, R.N., WOELFEL, J., KARSTEN, U., KÜHL, M. & RYSGAARDS, S. (2009) Benthic microalgal production in the Arctic: Status of the current database. Botanica Marina 52, 559-571.

GÖRS, M., HEPPERLE, D., SCHUMANN, R. & KARSTEN, U. (2009) Quality analysis of commercial Chlorella-products used as dietary supplement in human nutrition. Journal of Applied Phycology (DOI: 10.1007/s10811-009-9455-4).

GOMEZ, I., WULFF, A., ROLEDA, M.Y., HUOVINEN, P., KARSTEN; U., QUARTINO, L. & WIENCKE, C. (2009) Review – Light and temperature demands of benthic algae in the Polar Regions. Botanica Marina 52, 593-608.

GUSTAVS, L., SCHUMANN, R., EGGERT, A. & KARSTEN, U. (2009) In vivo growth fluorometry: accuracy and limits of microalgal growth rate measurements in ecophysiological investigations. Aquatic Microbial Ecology 55, 95-104.

KARSTEN, U., ESCOUBEYROU, K. & CHARLES, F. (2009) The effect of redissolution solvents and HPLC columns on the analysis of mycosporine-like amino acids (MAAs) in the macroalgal species Prasiola crispa and Porphyra umbilicalis. Helgoland Marine Research 63, 231-238.

KARSTEN, U., WULFF, A., ROLEDA, M.Y., MÜLLER, R., STEINHOFF, F., FREDERSDORF, J. & WIENCKE, C. (2009) Review - Physiological responses of polar benthic micro- and macroalgae to ultraviolet radiation. Botanica Marina 52, 639-654.

MOLIS, M. WESSELS, H., HAGEN, W., KARSTEN, U., & WIENCKE, C. (2009) Acid-mediated associational defence against sea urchin grazing by the brown alga Desmarestia viridis – supports community structure in Arctic kelp patches. Polar Biology 32: 71-82.

MOSTAERT, A., GIORDANI, C., CROCKETT, R., KARSTEN, U., SCHUMANN, R. & JARVIS, S.P. (2009) Characterisation of amyloid nanostructures in the natural adhesive of unicellular subaerial algae. The Journal of Adhesion 85, 465-483.

ROTHÄUSLER, E., GOMEZ, I., TALA, F., HINOJOSA, I.A., KARSTEN, U. & THIEL, M. (2009) Effect of temperature and grazing on growth and reproduction of floating Macrocystis spp. (Phaeophyceae) along a latitudinal gradient. Journal of Phycology 45, 547-559.

WOELFEL, J., SCHUMANN, R., LEOPOLD, P., WIENCKE, C. & KARSTEN, U. (2009) Microphytobenthos standing stock along gradients of physical conditions in Arctic Kongsfjorden, Svalbard. Botanica Marina 52, 573-583.

WOELFEL, J., SØRENSEN, K., WARKENTIN, M., FORSTER, S., OREN, A., SCHUMANN, R. (2009) Oxygen evolution in a hypersaline crust: photosynthesis quantification by in situ microelectrode profiling and planar optode spots in incubation chambers. Aquatic Microbial Ecology 56: 263-273

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2008

BARTSCH, I., WIENCKE, C., BISCHOF, K., BUCHHOLZ, C., BUCK, B., EGGERT, A., FEUERPFEIL, P., HANELT, D., KAREZ, R., KARSTEN, U., JACOBSEN, S., MOLIS, M., ROLEDA, M., SCHUBERT, H., SCHUMANN, R., VALENTIN, K., WEINBERGER, F. & WIESE, J. (2008) The genus Laminaria sensu lato: recent insights and developments. European Journal of Phycology 43, 1-86.

SENJARINI, K., KARSTEN, U. & SCHUMANN, R. (2008) Are bacteria the main producers of hydrolytic enzymes in aquatic environment? Jurnal ILMU DASAR 9, 28-37.

KARSTEN, U. (2008) Defense strategies of algae and cyanobacteria against solar ultraviolet radiation. In: Algal Chemical Ecology (AMSLER, C., Edit.). Springer, Berlin, pp. 273-296.

KARSTEN, U., HOYER, K. & WIENCKE, C. (2008) Interactive effects of temperature and radiation on UV-absorbing mycosporine-like amino acids in two red algae from Antarctica. Reports on Polar and Marine Research 571, 270-277.

PATTANAIK, B., ROLEDA, M.Y., SCHUMANN, R. & KARSTEN, U. (2008) Isolate-specific effects of ultraviolet radiation on photosynthesis, growth and mycosporine like amino acids in the microbial mat-forming cyanobacterium Microcoleus chthonoplastes. Planta 227, 907-916.

SIEGESMUND, M.A., JOHANSEN, J.R., KARSTEN, U. & FRIEDL, T. (2008) Coleofasciculus gen. nov. (Cyanobacteria): morphological and molecular criteria for revision of the genus Microcoleus Gomot. Journal of Phycology 44, 1572-1585.

WEST, J.A., SCOTT, J.L., WEST, K.A., KARSTEN, U., CLAYDEN, S.L. & SAUNDERS, G.W. (2008) Rhodachlya madagascarensis gen. et sp. nov.: a distinct acrochaetioid represents a new order and family (Rhodachlyales ord. nov., Rhodachlyaceae fam. nov.) of the Florideophyceae (Rhodophyta). Phycologia 47, 203-212.

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2007

EGGERT, A., NITSCHKE, U., WEST, J.A., MICHALIK, D. & KARSTEN, U. (2007) Acclimation of the intertidal red alga Bangiopsis subsimplex (Stylonematophyceae) to salinity changes. Journal of Experimental Marine Biology and Ecology 343, 176-186.

EGGERT, A., RAIMUND S., MICHALIK, D., WEST, J.A. & KARSTEN, U. (2007) Ecophysiological performance of the primitive red alga Dixoniella grisea (Bangiophyceae) to irradiance, temperature and salinity stress: Growth responses and the osmotic role of mannitol. Phycologia 46, 22-28.

FREESE, H., GÖRS, S., KARSTEN, U. & SCHUMANN, R. (2007) Dissolved inorganic nutrients and organic substrates in the River Warnow (North-Eastern Germany) – utilisation by bacterioplankton. Limnologica 37, 264-277.

GÖRS, S., RENTSCH, D., SCHIEWER, U., KARSTEN, U. & SCHUMANN, R. (2007) Dissolved organic matter along the eutrophication gradient of the Darß-Zingst Bodden Chain, Southern Baltic Sea: I. Chemical characterisation and composition. Marine Chemistry 104, 125-142.

GÖRS, S., SCHUMANN, R., HÄUBNER, N. & KARSTEN, U. (2007) Ergosterol als biomarker for terrestrial fungi on artificial substrates. International Biodeterioration & Biodegradation 60, 50-59.

KARSTEN, U. (2007) Salinity tolerance of Arctic kelps from Spitsbergen. Phycological Research 55, 257-262.

KARSTEN, U., GÖRS, S., EGGERT, A. & WEST, J.A. (2007) Trehalose, digeneaside and floridoside in the Florideophyceae (Rhodophyta) – a re-evaluation of its chemotaxonomic value. Phycologia 46, 143-150.

KARSTEN, U., LEMBCKE, S. & SCHUMANN, R. (2007) The effects of ultraviolet radiation on photosynthetic performance, growth and sunscreen compounds in aeroterrestrial biofilm algae isolated from building facades. Planta 225, 991-1000.

KARSTEN, U., SCHUMANN, R. & MOSTAERT, A. (2007) Aeroterrestrial algae growing on man-made surfaces - what are the secrets of their ecological success? In: Cellular Origins, Life in Extreme Habitats and Astrobiology (SECKBACH, J., Edit.) Extremophilic and Enigmatic Algae and Non-Photosynthetic Protists, pp. 585-597.

PATTANAIK, B., SCHUMANN, R. & KARSTEN, U. (2007) Effects of ultraviolet radiation on cyanobacteria and their protective mechanisms. In: Cellular Origins, Life in Extreme Habitats and Astrobiology (SECKBACH, J., Edit.) Extremophilic and Enigmatic Algae and Non-Photosynthetic Protists, pp. 31-45.

WARKENTIN, M., FREESE, H., KARSTEN, U. & SCHUMANN, R. (2007) New and fast method to quantify bacterial and plankton community respiration in freshwater ecosystems by optical oxygen sensor spots. Applied and Environmental Microbiology 73, 6722-6729.

WEST, J.A., ZUCCARELLO, G., SCOTT, J.L., WEST, K.A & KARSTEN, U. (2007) Rhodaphanes brevistipitata gen. and sp. nov., a new species of the Stylonematophyceae (Rhodophyta). Phycologia 46, 440-449.

WIENCKE, C., CLAYTON, M.N., GOMEZ, I., AMSLER, C.D., IKEN, K., LÜDER, U., KARSTEN, U., HANELT, D., BISCHOF, K. & DUNTON, K. (2007) Life strategy , ecophysiology and ecology of seaweeds in polar waters. Reviews in Environmental Science and Biotechnology 6, 95-126.

WOELFEL, J., SCHUMANN, R., ADLER, S., HÜBENER, T. & KARSTEN, U. (2007) Diatoms inhabiting a wind flat of the Baltic Sea - species diversity and seasonal succession. Estuarine, Coastal and Shelf Science 75, 296-307.

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2006

BISCHOF, K., GOMEZ, I., MOLIS, M., HANELT, D., KARSTEN, U., LÜDER, U., ROLEDA, M.Y., ZACHER, K. & WIENCKE, C. (2006) Ultraviolet radiation shapes seaweed communities. Reviews in Environmental Science and Biotechnology 5, 141-166.

EGGERT, A., RAIMUND S., VAN DEN DAELE, K. & KARSTEN, U. (2006) Biochemical characterisation of the mannitol metabolism in the primitive, unicellular red alga Dixoniella grisea (Bangiophyceae) (Geitler) Scott et al.. European Journal of Phycology 41, 405-413.

EGGERT, A., HÄUBNER, N., KLAUSCH, S., KARSTEN, U. & SCHUMANN, R. (2006) Quantification of algal biofilms colonising building materials: Chlorophyll a measured by PAM fluorometry as a biomass parameter. Biofouling 22, 79-90.

EGGERT, A., SELIG, U., KARSTEN, U. & SCHUBERT, H. (2006) Distribution of three submerserd macrophytes in coastal lagoon of the German Baltic Sea: Comparision of laboratory and field data. Botanica Marina 49, 386-395.

EIXLER, S., SELIG, U. & KARSTEN, U. (2006) Phosphorus storage in Chlorella vulgaris (Trebouxiophyceae, Chlorophyta) cells in dependency of phosphate supply. Phycologia 45, 53-60.

FREESE, H., KARSTEN, U. & SCHUMANN, R. (2006) Bacterial biomass, production and viability in the eutrophic river Warnow, Northeast Germany. Microbial Ecology 51, 117-127.

HÄUBNER, N., SCHUMANN, R. & KARSTEN, U. (2006) Aeroterrestrial algae growing on facades – response to temperature and water stress. Microbial Ecology 51, 285-293.

HOLZINGER, A., KARSTEN, U., LÜTZ, C. & WIENCKE, C. (2006) Ultrastructure and photosynthesis in the supralittoral green macroalga Prasiola crispa (Lightfoot) Kützing from Spitsbergen (Norway) under UV exposure. Phycologia 45, 168-177.

KARSTEN, U., SCHUMANN, R., ROTHE, S., JUNG, I. & MEDLIN, L. (2006) Temperature and light requirements for growth of two diatom species (Bacillariophyceae) isolated from an Arctic macroalga. Polar Biology 29, 476-486.

SCHUMANN, R., BAUDLER, H., GLASS, Ä., DÜMCKE, K., KARSTEN, U. (2006) Long-term observations on salinity dynamics in a tideless shallow lagoon of the Southern Baltic Sea coast. Journal of Marine Systems 60, 330-344.

SCHUMANN, R. & KARSTEN, U. (2006) Phytoplankton im Zingster Strom der Darß-Zingster Boddenkette – 13 Jahre Remesotrophierung. Rostocker Meeresbiologische Beiträge 16, 47-59.

STÜKEN, A., RÜCKER, J., ENDRULAT, T., PREUSSEL, K., HEMM, M., NIXDORF, B., KARSTEN, U. & WIEDNER, C. (2006) Distribution and habitat characteristics of the tropical and toxic Cylindrospermopsis raciborskii (Cyanobacteria) in temperate freshwaters. Phycologia 45, 696-703.

WESSELS, H., HAGEN, W., MOLIS, M., WIENCKE, C. KARSTEN, U. (2006) Intra- and interspecific differences in food quality of Arctic macroalgae from Kongsfjorden (Spitsbergen) for two benthic sympatric invertebrates. Journal of Experimental Marine Biology and Ecology 329, 20-33.

WEST, J.A., ZUCCARELLO, G.C., HOMMERSAND, M., KARSTEN, U. & GÖRS, S. (2006) Observations on Bostrychia radicosa comb. Nov. (Rhodomelacea, Rhodophyta). Phycological Research 54, 1-14.

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2005

BOEDEKER, C. & KARSTEN, U. (2005) The occurrence of mycosporine-like amino acids in the gametophytic and sporophytic stages of Bangia (Bangiales, Rhodophyta). Phycologia 44, 403-408.

BRETSCHNEIDER, A., MARTEN, P., SCHUMANN, R., KARSTEN, U. & VENZMER, H. (2005) Bakterien: Entsalzungskünstler in der Denkmalpflege. Biologie in unserer Zeit 35, 158-159.

EIXLER, S., SELIG, U. & KARSTEN, U. (2005) Extraction and detection methods for polyphosphate storage in autotrophic planktonic organisms. Hydrobiologia 533, 135-143.

HÜNKEN, M., KARSTEN, U. & WIENCKE, C. (2005) Determination of the adenylate energy charge (AEC) as a tool to determine the physiological status of macroalgal tissues after UV exposure. Phycologia 41, 249-253.

KARSTEN, U., FRIEDL, T., SCHUMANN, R., HOYER, K. & LEMBCKE, S. (2005) Mycosporine-like amino acids (MAAs) and phylogenies in green algae: Prasiola and its relatives from the Trebouxiophyceae (Chlorophyta). Journal of Phycology 41, 557-566.

KARSTEN, U., MICHALIK, D., MICHALIK, M. & WEST, J.A. (2005) A new unusual low molecular weight carbohydrate in the red algal genus Hypoglossum (Delesseriaceae, Ceramiales) and its possible function as osmolyte. Planta 222, 319-326.

KARSTEN, U., SCHUMANN, R., HÄUBNER, N. & FRIEDL, T. (2005) Aeroterrestrische Mikroalgen - Lebensraum Fassade. Biologie in unserer Zeit 35, 20-30.

KORBEE, N., HUOVINEN, P., FIGUEROA, F.L., AGUILERA, J. & KARSTEN, U. (2005) Availability of ammonium influences photosynthesis and the accumulation of MAAs in two Porphyra species (Bangiales, Rhodophyta). Marine Biology 146, 645-654.

OBERMÜLLER, B., KARSTEN, U. & ABELE, D. (2005) Response of oxidative stress parameters and sunscreening compounds in Arctic amphipods during experimental exposure to maximal natural UVB-radiation. Journal of Experimental Marine Biology and Ecology 323, 100-117.

SCHUMANN, R., HÄUBNER, N., KLAUSCH, S. & KARSTEN, U. (2005) Chlorophyll extraction methods for the quantification of green microalgae colonising building facades. International Biodeterioration & Biodegradation 55, 213-222.

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2004

DUMMERMUTH, A., KARSTEN, U. & WIENCKE, C. (2004) Effects of H2O2 on the Arctic green macroalga Chaetomorpha linum (Müller) Kützing. Reports on Polar and Marine Research 492, 186-194.

HOLZINGER, A., LÜTZ, C., KARSTEN, U. & WIENCKE, C. (2004) The effect of ultraviolet radiation on ultrastructure and photosynthesis in the red macroalgae Palmaria palmata and Odonthalia dentata from Arctic waters. Plant Biology 6, 568-577.

KARSTEN, U. & HOYER, K. (2004) UV-absorbing mycosporine-like amino acids and their role in UV protection. Reports on Polar and Marine Research 492, 175-185.

ROTHE, S., SCHUMANN, R. & KARSTEN, U. (2004) Effect of temperature and photon fluence rate on growth rates of two epiphytic diatom species isolated from Kongsfjord macroalgae. Reports on Polar and Marine Research 492, 136-146.

WESSELS, H., HAGEN, W., WIENCKE, C. & KARSTEN, U. (2004) Trophic interactions between macroalgae and herbivores from Kongsfjorden. Reports on Polar and Marine Research 492, 63-72.

WITTE, K., WÖLFEL, J. & KARSTEN, U. (2004) Das Vorkommen mikrobieller Matten an der Deutschen Ostseeküste und die saisonale Sukzession in Mikrobenmatten am Beispiel des Windwatts "Großer Werder". Rostocker Meeresbiologische Beiträge 12, 61-70.

WÖLFEL, J. & KARSTEN, U. (2004) Saisonale Sukzession in der photoautotrophen Schicht mikrobieller Matten des Windwattes der Darß-Zingster Boddenkette. Rostocker Meeresbiologische Beiträge 13, 269-275.

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2003

DUMMERMUTH, A., KARSTEN, U., FISCH, K.M., KÖNIG, G.M. & WIENCKE, C. (2003) Responses of macroalgae to hydrogen-peroxide-stress. Journal of Experimental Marine Biology and Ecology 289, 103-121.

HOYER, K., KARSTEN, U. & WIENCKE, C. (2003) Inventory of UV-absorbing mycosporine-like amino acids in polar macroalgae and factors controlling their concentration. Proceedings of the VIII SCAR Meeting (Scientific Community on Antarctic Research) Huiskes AHL, Gieskes WWC, Rozema J, Schorno RML, Va der Vies SM & Wolff WJ (eds.), Backhuys Publ. Leiden, The Netherlands, p. 56-62.

KARSTEN, U., DUMMERMUTH, A., HOYER, K. & WIENCKE, C. (2003) Interactive effects of ultraviolet radiation and salinity on the ecophysiology of two Arctic red algae from shallow waters. Polar Biology 26, 249-258.

OBERMÜLLER, B., KARSTEN, U., PÖRTNER, H.O. & ABELE, D. (2003) Effects of UV-radiation on oxidative stress parameters and uptake of mycosporine-like amino acids (MAAs) in polar marine amphipods. Proceedings of the VIII SCAR Meeting (Scientific Community on Antarctic Research) Huiskes AHL, Gieskes WWC, Rozema J, Schorno RML, Va der Vies SM & Wolff WJ (eds.), Backhuys Publ. Leiden, The Netherlands, p. 63-68.

KARSTEN, U., WEST, J.A., ZUCCARELLO, G.C., ENGBRODT, R., YOKOYAMA, A., HARA, Y & BRODIE, J. (2003) Low molecular weight carbohydrates of the Bangiophycidae (Rhodophyta). PartII. Journal of Phycology 39, 584-589.

KARSTEN, U., SCHUMANN, R. & WITTE, K. (2003) Von klein bis groß - Primärproduzenten der inneren Küstengewässer der südlichen Ostsee am Beispiel der Darß-Zingster-Boddenkette. Biologie in unserer Zeit 33, 46-55.

SCHUMANN, R., SCHIEWER, U., KARSTEN, U. & RIELING, T. (2003) Viability of pelagic bacteria from freshwater, estuarine and coastal Baltic Sea habitats. II. Application of cellular fluorescent markers for membrane integrity, respiration activity and hydrolytic enzymes. Aquatic Microbial Ecology 32: 137-150.

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2002

AGUILERA, J., BISCHOF, K., KARSTEN, U., HANELT, D. & WIENCKE, C. (2002) Seasonal variation in ecophysiological patterns in macroalgae from an Arctic fjord: II. Pigment accumulation and biochemical defence systems. Marine Biology 140, 1087-1095.

AGUILERA, J., DUMMERMUTH, A., KARSTEN, U., SCHRIEK, R. & WIENCKE, C. (2002) Enzymatic defenses against photooxidative stress induced by ultraviolett radiation in Arctic marine macroalgae. Polar Biology 25, 432-441.

BISCHOF, K., HANELT, D., AGUILERA, J., KARSTEN, U., VÖGELE, B., SAWALL, T. & WIENCKE, C. (2002) Seasonal variation in ecophysiological patterns in macroalgae from an Arctic fjord: I. Sensitivity of photosynthesis to ultraviolet radiation. Marine Biology 140, 1097-1106.

GRAEVE, M., KATTNER, G., WIENCKE, C. & KARSTEN, U. (2002) Fatty acid composition of Arctic and Antarctic macroalgae: indicators for phylogenetic and trophic relationships. Marine Ecology Progress Series 231, 67-74.

HOYER, K., KARSTEN, U. & WIENCKE, C. (2002) Induction of sunscreen compounds in Antarctic macroalgae by different radiation conditions. Marine Biology 141, 619-627.

KARSTEN,U. (2002) Effects of salinity and ultraviolet radiation on the concentration of mycosporine-like amino acids (MAAs) in various isolates of the benthic cyanobacterium Microcoleus chthonoplastes. Phycological Research 50, 129-134.

KRÄBS, G., BISCHOF, K., HANELT, D.,KARSTEN, U. & WIENCKE, C. (2002) Wavelength-dependent induction of UV-absorbing mycosporine-like amino acids in the red alga Chondrus crispus. Journal of Experimental Marine Biology and Ecology 268, 69-82.

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2001

HOYER, K., KARSTEN, U., SAWALL, T. & WIENCKE, C. (2001) Photoprotective substances in Antarctic macroalgae and their variation with respect to depth distribution, different tissues and developmental stages. Marine Ecology Progress Series 211, 117-129.

KARSTEN, U., BISCHOF, K. & WIENCKE, C. (2001) Photosynthetic performance of Arctic macroalgae after transplantation from deep to shallow waters followed by exposure to natural solar radiation. Oecologia 127, 11-20.

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2000

AGUILERA, J., GORDILLO, M., KARSTEN, U., FIGUEROA, F.L. & NIELL, F.X. (2000) Light quality effect on photosynthesis and efficiency of carbon assimilation in the red alga Porphyra leucosticta. Journal of Plant Physiology 157, 86-92.

KARSTEN, U. (2000) Occurrence of photoprotective mycosporine-like amino acid compounds (MAAs) in marine red macroalgae from temperate Australian waters. Proceedings of the Linnean Society of New South Wales 122, 123-129.

KARSTEN, U., SAWALL, T., WEST, J.A. & WIENCKE, C. (2000) Ultraviolet sunscreen compounds in epiphytic red algae from mangroves. Hydrobiologia 432, 159-171.

KARSTEN, U. & WEST, J.A. (2000) Living in the intertidal zone - seasonal effects on heterosides and sun-screen compounds in the red alga Bangia atropurpurea (Bangiales). Journal of Experimental Marine Biology and Ecology 254, 221-234.

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1999

AGUILERA, J., KARSTEN, U., LIPPERT, H., VÖGELE, B., PHILIPP, E., HANELT, D. & WIENCKE, C. (1999) Effects of solar radiation on growth, photosynthesis and respiration of marine macroalgae from the Arctic. Marine Ecology Progress Series 191, 109-119.

FRANKLIN, L.A., YAKOVLEVA, I., KARSTEN, U. & LÜNING, K. (1999) Synthesis of mycosporine-like amino acids in Chondrus crispus Stackh. and the consequences for sensitivity to ultraviolet B radiation. Journal of Phycology 35, 682-693.

KARSTEN, U. (1999) Seasonal variation in heteroside concentrations of field-collected Porphyra species (Rhodophyta) from different biogeographic regions. The New Phytologist 143, 561-571.

KARSTEN, U., BISCHOF, K., HANELT, D., TÜG, H. & WIENCKE, C. (1999) The effect of UV radiation on photosynthesis and UV-absorbing substances in the endemic Arctic macroalga Devaleraea ramentacea (Rhodophyta). Physiologia Plantarum 105, 58-66.

KARSTEN, U., WEST, J.A., ZUCARELLO, G.C., NIXDORF, O., BARROW, K.D. & KING, R.J. (1999) Low molecular weight carbohydrate patterns in the Bangiophyceae (Rhodophyta). Journal of Phycology 35, 967-976.

KARSTEN, U. & WIENCKE, C. (1999) Factors controlling the formation of UV-absorbing mycosporine-like amino acids in the marine red alga Palmaria palmata from Spitsbergen (Norway). Journal of Plant Physiology 155, 407-415.

ZUCCARELLO, G., WEST, J.A., KARSTEN, U. & KING, R.J. (1999) Molecular relationships within Bostrychia tenuissima (Rhodomelaceae, Rhodophyta). Phycological Research 47, 81-85.

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1998

BISCHOF, K., HANELT, D., TÜG, H., KARSTEN, U., BROUWER, P.E.M. & WIENCKE, C. (1998) Acclimation of brown algal photosynthesis to ultraviolet radiation in Arctic coastal waters (Spitsbergen, Norway). Polar Biology 20, 388-395

GOMEZ, I., PEREZ-RODRIGUEZ, E., VINEGLA, B., FIGUEROA, F.L. & KARSTEN, U. (1998) Effects of solar radiation on photosynthesis, UV-absorbing compounds and enzyme activities of the green alga Dasycladus vermicularis from southern Spain. Journal of Photochemistry and Photobiology 47, 46-57.

KARSTEN, U., BARROW, K.D. & KING, R.J. (1998) Mannitol metabolism of the epiphytic mangrove red alga Caloglossa leprieurii (Montagne) J.Agardh - a long-term field study. Phycological Research 46, 91-96.

KARSTEN, U., FRANKLIN, L.A., LÜNING, K. & WIENCKE, C. (1998) Natural ultraviolet and photosynthetic active radiation induce formation of mycosporine-like amino acids in the marine macroalga Chondrus crispus (Rhodophyta). Planta 205, 257-262.

KARSTEN, U., MAIER, J. & GARCIA-PICHEL, F. (1998) Seasonality in UV-absorbing compounds of cyanobacterial mat communities from an intertidal mangrove flat. Aquatic Microbial Ecology 16, 37-44.

KARSTEN, U., SAWALL, T., HANELT, D., BISCHOF, K., FIGUEROA, F.L., FLORES-MOYA, A. & WIENCKE, C. (1998) An inventory of UV-absorbing mycosporine-like amino acids in macroalgae from polar to warm-temperate regions. Botanica Marina 41, 443-453.

KARSTEN, U., SAWALL, T. & WIENCKE, C. (1998) A survey on the distribution of UV-absorbing substances in tropical macroalgae. Phycological Research 46, 271-279.

MOSTAERT, M., KARSTEN, U., HARA, Y. & WATANABE, M.M. (1998) Pigments and fatty acids of marine Raphidophytes: a chemotaxonomic re-evaluation. Phycological Research 46: 213-220.

KARSTEN, U., HANELT, D., BISCHOF, K., TÜG, H., BROUWER, P. & WIENCKE, C. (1998) Enhanced ultraviolet radiation over the Arctic - what are the consequences for seaweed physiology and ecology? Proceedings from the Fourth Ny-Ålesund Seminar, Italian National Research Council, S.T.A.R. - Pisa, 177-180.

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1997

BÜDEL, B., KARSTEN, U., GARCIA-PICHEL, F. (1997) UV-absorbing scytonemin and mycosporine-like amino acid derivaties in exposed, rock inhabiting cyanobacterial lichens. Oecologia 112, 165-172.

HANELT, D., WIENCKE, C., KARSTEN, U. & NULTSCH, W. (1997) Photoinhibition and recovery after high light stress in different developmental and life history stages of Laminaria saccharina (Phaeophyta). Journal of Phycology 33, 387-395.

KARSTEN, U., BARROW, K.D., NIXDORF, O., WEST, J.A. & KING, R.J. (1997) Biochemical characterization of the mannitol metabolism in the mangrove red alga Caloglossa leprieurii (Montagne) J.Agardh. Planta 201, 109 - 118

PEREZ-RODRIGEZ, E, GOMEZ, I., KARSTEN, U. & FIGUEROA, F.L. (1998) Effects of UV radiation on photosynthesis and excretion of UV-absorbing pigments of Dasycladus vermicularis (Chlorophyta, Dasycladales) from Southern Spain. Phycologia 37, 379-387.

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1996

KARSTEN, U. (1996) Growth and organic osmolytes of geographically different isolates of Microcoleus chthonoplastes (Cyanobacteria) from benthic microbial mats: response to salinity change. Journal of Phycology 32, 501-506.

KARSTEN, U., BARROW, K.D., NIXDORF, O. & KING, R.J. (1996) The compability of unusual organic osmolytes from mangrove red algae with enzyme activity. Australian Journal of Plant Physiology 23, 577-582.

KARSTEN, U. & GARCIA-PICHEL, F. (1996) Carotenoids and mycosporine-like amino acid compounds in members of the genus Microcoleus (Cyanobacteria): a chemosystematic study. Systematic and Applied Microbiology 19, 285-294.

KARSTEN, U., KLIMANT, I. & HOLST, G. (1996) A new in vivo fluorimetric technique to measure growth of adhering phototrophic microorganisms. Applied and Environmental Microbiology 62, 237-243.

KARSTEN, U., BARROW, K.D., WEST, J.A. & KING, R.J. (1997) Mannitol metabolism in the intertidal mangrove red alga Caloglossa leprieurii: salinity effects on enzymatic activity. Phycologia 36, 150-156.

KARSTEN, U., KÜCK, K., VOGT, C. & KIRST, G.O. (1996) Dimethylsulfoniopropionate production in phototrophic organisms and its physiological function as cryoprotectant. Biological and Environmental Chemistry of DMSP and Related Sulfonium Compounds, R.P. Kiene, P.T. Visscher, M.D. Keller and G.O. Kirst (eds.), Plenum Press, New York, 143-153.

KARSTEN, U. & KÜHL, M. (1996) Das kleinste Ökosystem der Welt: die Mikrobenmatte. Biologie in unserer Zeit 26, 16-26.

KARSTEN, U., MOSTAERT, A., KING, R.J., KAMIYA, M. & HARA, Y. (1996) Osmoprotectors in Japanese mangrove macroalgae. Phycological Research 44, 109-112.

KARSTEN, U. & WEST, J.A. (1996) Salt tolerance and growth of Bostrychia pinnata and B. calliptera in laboratory culture (Ceramiales, Rhodophyta). The Philippine Scientist 33, 16-22.

KARSTEN, U., KOCH, S., WEST, J.A. & KIRST, G.O. (1996) Physiological responses of the eulittoral macroalga Stictosiphonia hookeri (Rhodomelaceae, Rhodophyta) from Argentina and Chile: salinity, light and temperature acclimation. European Journal of Phycology 31, 361-368.

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1995

BARROW, K.D., KARSTEN, U., KING, R.J. & WEST, J.A. (1995) Floridoside in the genus Laurencia (Rhodomelaceae: Ceramiales) - a chemosystematic study. Phycologia 34, 279-283.

MOSTAERT, A.S., KARSTEN, U. & KING, R.J. (1995) Inorganic ions and mannitol in the red alga Caloglossa leprieurii: response to salinity change. Phycologia 34, 501-507.

WEST, J.A., ZUCCARELLO, G.C. & KARSTEN, U. (1996) Reproductive biology of Stictosiphonia hookeri (Rhodomelaceae, Rhodophyta) from Argentina, Chile, South Africa and Australia in laboratory culture. Hydrobiologia 326/327, 277-282.

KARSTEN, U. (1995) Mangrovenalgen. Biologie in unserer Zeit 25, 50-57.

KARSTEN, U., BOCK, C. & WEST, J.A. (1995) Low molecular weight carbohydrate patterns in geographically different isolates of the eulittoral red alga Bostrychia tenuissima from Australia. Botanica Acta 108, 321-326.

KARSTEN, U., BOCK, C. & WEST, J.A. (1995) 13C-NMR spectroscopy as a tool to study organic osmolytes in the mangrove red algal genera Bostrychia and Stictosiphonia (Ceramiales). Phycological Research 43, 241-247.

KARSTEN,U., BARROW,K.D., MOSTAERT,A.S. & KING,R.J. (1995) The osmotic significance of the heteroside floridoside in the mangrove alga Catenella nipae (Rhodophyta: Gigartinales) in eastern Australia. Estuarine, Coastal and Shelf Science 40, 239-247.

MOSTAERT, A.S., KARSTEN, U. & KING, R.J. (1995) Physiological responses of Caloglossa leprieurii (Ceramiales, Rhodophyta) to salinity stress. Phycological Research 43, 215-222.

PEDROCHE, F.P., WEST, J.A., ZUCCARELLO, G.C., SENTIES, A. & KARSTEN, U. (1995) Marine red algae of the mangroves in south Pacific Mexico and Pacific Guatemala. Botanica Marina 38, 111-119.

OREN, A., KÜHL, M. & KARSTEN, U. (1995) An endoevaporitic microbial mat within a gypsum crust: zonation of phototrophs, photopigments, and light penetration. Marine Ecology Progress Series 128, 151-159.

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1994

BISCHOFF, B., KARSTEN, U., DANIEL, C., KÜCK, K. & WIENCKE, C. (1994) Preliminary assessment of the ß-dimethylsulphoniopropionate (DMSP) content of macroalgae from the tropical Island Hainan (People's Republic of China). Australian Journal of Marine and Freshwater Research 45, 1329-1336.

GLAZER, A.N., CHAN, C., KARSTEN, U. & WEST, J.A. (1994) Compsopogon coeruleus (Rhodophyta): Salinity tolerance, biliproteins, and floridoside. Journal of Phycology 30, 457-461.

KARSTEN, U., BARROW, K.D., MOSTAERT, A.S., KING, R.J. & WEST, J.A. (1994) 13C- and 1H-NMR studies on digeneaside in the red alga Caloglossa leprieurii - a re-evaluation of its osmotic significance. Plant Physiology and Biochemistry 32, 669-676.

KARSTEN, U., KOCH, S., WEST, J.A. & KIRST, G.O. (1994) The intertidal red alga Bostrychia simpliciuscula Harvey ex J.Agardh from a mangrove swamp in Singapore: their acclimation to light and salinity. Aquatic Botany 48, 313-323.

KARSTEN, U., KÜCK, K., DANIEL, C., WIENCKE, C. & KIRST, G.O. (1994) A method for complete determination of dimethylsulfoniopropionate (DMSP) in marine macroalgae from different geographical regions. Phycologia 33, 171-176.

KARSTEN, U., WEST, J.A., ZUCCARELLO, G. & KIRST, G.O. (1994) Physiological ecotypes in the marine red alga Bostrychia radicans (Ceramiales, Rhodophyta) from the east coast of the USA. Journal of Phycology 30, 174-182.

WEST, J.A., ZUCCARELLO, G., KARSTEN, U. & CALUMPONG, H.P. (1994) Biology of Bostrychia, Stictosiphonia and Caloglossa (Rhodophyta, Ceramiales). Proccedings of the Second RP-USA Phycology Symposium, 6-19 January 1992, Cebu and Dumaguete, 145 - 162.

WEST, J.A., ZUCCARELLO, G.C., PEDROCHE, F.P. & KARSTEN, U. (1994) Caloglossa apomeiotica sp. nov. (Ceramiales, Rhodophyta) from Pacific Mexico. Botanica Marina 37, 381-390.

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1993

BARROW, K.D., KARSTEN, U. & KING, R.J. (1993) Isolation of isoethionic acid from the marine red alga Ceramium flaccidum. Phytochemistry 34, 1429-1430.

KARSTEN, U., BARROW, K.D. & KING, R.J. (1993) Floridoside, L-isofloridoside and D-isofloridoside in the red alga Porphyra columbina: seasonal and osmotic effects. Plant Physiology 103, 485-491.

KARSTEN, U. & WEST, J.A. (1993) Ecophysiological studies on six species of the mangrove red algal genus Caloglossa. Australian Journal of Plant Physiology 20, 729-739.

KARSTEN, U., WEST, J.A. & GANESAN, E.K. (1993) Comparative physiological ecology of Bostrychia moritziana (Ceramiales, Rhodophyta) from freshwater and marine habitats. Phycologia 32, 401-409.

WIENCKE, C., RAHMEL, J., KARSTEN, U., WEYKAM, G. & KIRST, G.O. (1993) Photosynthesis of marine macroalgae from Antarctica: Light and temperature requirements. Botanica Acta 106, 78 - 87.

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1992

KARSTEN, U., WEST, J.A., MOSTAERT, A.S., KING, R.J., BARROW, K.D. & KIRST, G.O. (1992) Mannitol in the red algal genus Caloglossa. Journal of Plant Physiology 140, 292 - 297.

KARSTEN, U., WEST, J.A. & ZUCCARELLO, G. (1992) Polyol content of Bostrychia and Stictosiphonia (Rhodomelaceae, Rhodophyta) from field and culture. Botanica Marina 35, 11 - 19.

KARSTEN, U., WIENCKE, C. & KIRST, G.O. (1992) Dimethylsulphoniopropionate (DMSP) accumulation in green macroalgae from polar to temperate regions: interactive effects of light versus salinity and light versus temperature. Polar Biology 12, 603 - 607.

WEST, J.A., ZUCCARELLO, G.C., PEDROCHE, E.F. & KARSTEN, U. (1992) Marine red algae of the mangroves in Pacific Mexico and their polyol content. Botanica Marina 35, 567 - 572.

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1991

KARSTEN, U., THOMAS, D.N., WEYKAM, G., DANIEL, C. & KIRST, G.O. (1991) A simple and rapid method for extraction and separation of low molecular weight carbohydrates from marine macroalgae using high performance liquid chromatography. Plant Physiology and Biochemistry 29, 373 - 378.

KARSTEN, U., WIENCKE, C. & KIRST, G.O. (1991) Growth pattern and ß-dimethylsulphoniopropionate (DMSP) content of green macroalgae at different irradiances. Marine Biology 108, 151 - 155.

KARSTEN, U., WIENCKE, C. & KIRST, G.O. (1991) The effect of salinity changes upon physiology of eulittoral green macroalgae from Antarctica and Southern Chile. I. Cell viability, growth, photosynthesis and dark respiration. Journal of Plant Physiology 138, 667 - 673.

KARSTEN, U., WIENCKE, C. & KIRST, G.O. (1991) The effect of salinity changes upon physiology of eulittoral green macroalgae from Antarctica and Southern Chile. II. Inorganic ions and organic compounds. Journal of Experimental Botany 42, 1533 - 1539.

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1990

KARSTEN, U., KING, R. & KIRST, G.O. (1990) The distribution of D-sorbitol and D-dulcitol in the red algal genera Bostrychia and Stictosiphonia (Rhodomelaceae, Rhodophyta) - a re-evaluation. British Phycological Journal 25, 363 - 366.

KARSTEN, U., WIENCKE, C. & KIRST, G.O. (1990) The ß-dimethylsulphoniopropionate (DMSP) content of macroalgae from Antarctica and Southern Chile. Botanica Marina 33, 143 - 146.

KARSTEN, U., WIENCKE, C. & KIRST, G.O. (1990) The effect of light intensity and daylength on the ß-dimethylsulphoniopropionate (DMSP) content of marine green macroalgae from Antarctica. Plant, Cell and Environment 13, 989 - 993.

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1989

[Translate to English:]

KARSTEN, U. & KIRST, G.O. (1989) Incomplete turgor pressure regulation in the "terrestial" red alga, Bostrychia scorpioides (Huds.) Mont. Plant Science 61, 29 - 36.

 

KARSTEN, U. & KIRST, G.O. (1989) The effect of salinity on growth, photosynthesis and respiration in the estuarine red alga Bostrychia radicans Mont. Helgoländer Meeresuntersuchungen 43, 61 - 66.

KARSTEN, U. & KIRST, G.O. (1989) Intracellular solutes, photosynthesis and respiration of the green alga Blidingia minima in response to salinity stress. Botanica Acta 102, 123 - 128.

KARSTEN, U. & KIRST, G.O. (1989) The role of inorganic ions and D-sorbitol in the osmotic adjustment of the estuarine red alga Bostrychia radicans Mont. (Ceramiales, Rhodomelaceae). Cryptogamic Botany 1, 226 - 229.

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not peer reviewed

KARSTEN, U. (2006) Gewässerschutz und –sanierung. Lehrbrief Weiterbildendes Fernstudium Umweltschutz, Universität Rostock, 315 Seiten.

KARSTEN, U., SCHUMANN, R., GUSTAVS, L. & FRIEDL, T. (2007) Das Geheimnis der „grünen Haut“. DFG-Magazin forschung 4, 22-25.

WÖLFEL, J. & KARSTEN, U. (2008) „Eiskalt erwischt“ – Leben und Lebensleistung von Mikroalgen der Arktis. Traditio et Innovatio 13 (2), 4-6.

EIXLER, S., SCHUMANN, R., GÖRS, S. & KARSTEN, U. (2003) Leben außerhalb des Wassers – atmophytische Algen, Cyanobakterien und Flechten. Altbauinstandsetzung 5/6 – Algen an Fassadenbaustoffen II, 59-68.

EIXLER, S., SELIG, U. & KARSTEN, U. (2002) Einfluß von Phosphatangebot und Phosphatmangel auf die Bildung intrazellulärer Phosphorverbindungen autotropher Plankter. Deutsche Gesellschaft für Limnologie – Tagungsbericht 2001, 575-578.

GÖRS, S., SCHUMANN, R., EIXLER, S. & KARSTEN, U. (2003) Moderne Methoden der angewandten Ökologie: I. Analyse chemischer Fingerabdrücke. Altbauinstandsetzung 5/6 – Algen an Fassadenbaustoffen II, 159-169.

JATZEK, M., MESSAL, C., SCHUMANN, R., KARSTEN, U. & VENZMER, H. (2002) Schadensfall: Mikroalgen auf nachträglich wärmegedämmten Plattenbauten der Insel Rügen. Bauphysik 24(5), 305-308.

KARSTEN, U. (2001) Phykologische Forschung in Rostock. Rundschreiben der Sektion Phykologie der Deutschen Botanischen Gesellschaft, Dezember 2001, 3-4.

KARSTEN, U. (2002) Klitzkleine Ökosysteme der Ostsee – die Mikrobenmatte. Nationalparkinfoblatt Nr. 12 – Vorpommersche Boddenlandschaft

KARSTEN, U. (2004) 25 Jahre Biologische Station Zingst. Rostocker Universitätszeitung 15(2), 7

KARSTEN, U., EIXLER, S., GÖRS, S. & SCHUMANN, R. (2003) Klimawandel und der mögliche Einflussauf das Algenwachstum. Altbauinstandsetzung 5/6 – Algen an Fassadenbaustoffen II, 51-58.

SCHUMANN, R., EIXLER, S., GÖRS, S. & KARSTEN, U. (2003) Moderne Methoden der angewandten Ökologie: II. Visualisierung von Mikroorganismen und ihren Lebensäußerungen. Altbauinstandsetzung 5/6 – Algen an Fassadenbaustoffen II, 159-169.

SCHUMANN, R., EIXLER, S & KARSTEN, U. (2004) Fassadenbesiedelnde Mikroalgen. Bauphysik Kalender 2004, 561-584.

SCHUMANN, R. & KARSTEN, U. (2002) Mikrobielle Diagnostik zur Qualitätssicherung an Gebäuden. Qualität und Bewertung in der Bauwerkssanierung, Heft 13, 161-172.

SCHUMANN, R, MESSAL, C.,.KARSTEN, U. & VENZMER, H. (2002) Mikroalgen auf Häuserfassaden – bauphysikalische und biologische Betrachtungen. Bautenschutz und Bausanierung 5, 27-31.

WIENCKE, C. & KARSTEN, U. (2000) UV-Schutzverbindungen aus Makroalgen. Deutsche Gesellschaft für Meeresforschung - Mitteilungen 4, 17-19.

WIENCKE, C., HANELT, D., BISCHOF, K., TÜG, H., KARSTEN, U. & SCHREMS, O. (2002) Enhanced UV radiation and its implications for seaweeds from Spitsbergen. The Changing Physical Environment - Proccedings from the Sixth Ny-Alesund International Scientific Seminar, 107-110.

KARSTEN, U., HANELT, D., BISCHOF, K., TÜG, H., BROUWER, P. & WIENCKE, C. (1998) Enhanced ultraviolet radiation over the Arctic - what are the consequences for seaweed physiology and ecology? Proceedings from the Fourth Ny-Ålesund Seminar, Italian National Research Council, S.T.A.R. - Pisa, 177-180.

KARSTEN, U., KÜCK, K, STEINKE, M., WIENCKE, C. & KIRST, G.O. (1995) Physiologische Bedeutung von Dimethylsulfoniumpropionat (DMSP) in polaren Makroalgen. Reports on Polar Research 155, 28-30.

GRÖNE, T. & KARSTEN, U. (1991) Bestimmung des Dimethylsulfoniumpropionat-Gehaltes (DMSP) im Phytoplankton. In: Fütterer, D. K. & Schrems, O. (Hrsg.): Die Expedition ANTARKTIS VIII mit FS "Polarstern" 1989/90; Bericht von den Fahrtabschnitten ANT VIII/6-7. Reports on Polar Research 90, 197 - 202.

KARSTEN, U. (1991) Ökophysiologische Untersuchungen zur Salinitäts- und Temperaturtoleranz antarktischer Grünalgen unter besonderer Berücksichtigung des ß-Dimethylsulfoniumpropionat (DMSP)-Stoffwechsels. Reports on Polar Research 79, 1-108.

KARSTEN, U., KIRST, G.O. & MEYERDIERKS, D. (1990) Analysis of dimethyl-sulfoniumpropionate (DMSP) in marine phytoplankton. In: Arntz, W., Ernst, W. & Hempel, I.(Hrsg.): The expedition Antarktis VII/4 (EPOS leg 3) and VII/5 of RV "Polarstern" in 1989. Reports on Polar Research 68, 180 - 181.

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