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Items where Author is "Karsten, Ulf"

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"Polarforschung"
Karsten, U. , Schlie, C. , Woelfel, J. and Becker, B. (2012)
Benthic diatoms in Arctic Seas - ecological functions and adaptions ,
Polarforschung, Bremerhaven, Alfred Wegener Institute for Polar and Marine Research & German Society of Polar Research, 81 (2), pp. 77-84 .
hdl:10013/epic.40199
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Article
Wessels, H. , Karsten, U. , Wiencke, C. and Hagen, W. (2012)
Fatty acids as potential trophic markers in Arctic benthic systems: Feeding experiments with nine diets of macroalgae ,
Polar Biology., 35 , pp. 555-565 .
hdl:10013/epic.39036

Article
Molis, M. , Enge, A. and Karsten, U. (2010)
Grazing impact of, and indirect interactions between mesograzers associated with kelp (Laminaria digitata). ,
Journal of Phycology, 46 (1), 76-84, .
doi:10.1111/j.1529-8817.2009.00787.x , hdl:10013/epic.34094

Inbook
Gómez, I. , Wulff, A. , Roleda, M. , Huovinen, P. , Karsten, U. , Quartino, M. L. , Dunton, K. and Wiencke, C. (2010)
Light and temperature demands of marine benthic microalgae and seaweeds in polar regions ,
Biology of polar benthic algae / Christian Wiencke (ed.) Berlin : de Gruyter, ISBN: 978-3-11-022970-7 .
hdl:10013/epic.36652

Inbook
Woelfel, J. , Schumann, R. , Leopold, P. , Wiencke, C. and Karsten, U. (2010)
Microphytobenthic biomass along gradients of physical conditions in Arctic Kongsfjorden, Svalbard ,
Biology of polar benthic algae / Christian Wiencke (ed.) Berlin : de Gruyter, ISBN: 978-3-11-022970-7 .
hdl:10013/epic.36651

Article
Woelfel, J. , Schumann, R. , Peine, F. , Flohr, A. , Kruss, A. , Tegowski, J. , Blondel, P. , Wiencke, C. and Karsten, U. (2010)
Microphytobenthos of Arctic Kongsfjorden (Svalbard, Norway): biomass and potential primary production along the shore line ,
Polar Biology, 33 (9), pp. 1239-1253 .
doi:10.1007/s00300-010-0813-0 , hdl:10013/epic.35929

Inbook
Karsten, U. , Wulff, A. , Roleda, M. , Müller, R. , Steinhoff, F. , Fredersdorf, J. and Wiencke, C. (2010)
Physiological responses of polar benthic algae to ultraviolet radiation ,
Biology of polar benthic algae / Christian Wiencke (ed.) Berlin : de Gruyter, ISBN: 978-3-11-022970-7 .
hdl:10013/epic.36476

Article
Gómez, I. , Wulff, A. , Roleda, M. , Huovinen, P. , Karsten, U. , Quartino, M. L. , Dunton, K. and Wiencke, C. (2009)
Light and temperature demands of marine benthic microalgae and seaweeds in polar regions ,
Botanica Marina 52(6), pp. 593-608 .
doi:10.1515/BOT.2009.073 , hdl:10013/epic.33686

Article
Woelfel, J. , Schumann, R. , Leopold, P. , Wiencke, C. and Karsten, U. (2009)
Microphytobenthic biomass along gradients of physical conditions in Arctic Kongsfjorden, Svalbard ,
Botanica Marina, 52 (6), pp. 573-583 .
doi:10.1515/BOT.2009.075 , hdl:10013/epic.33688

Article
Karsten, U. , Wulff, A. , Roleda, M. , Müller, R. , Steinhoff, F. , Fredersdorf, J. and Wiencke, C. (2009)
Physiological responses of polar benthic algae to ultraviolet radiation ,
Botanica Marina 52(6), pp. 639-654 .
doi:10.1515/BOT.2009.077 , hdl:10013/epic.33689

Article
Molis, M. , Wessels, H. , Hagen, W. , Karsten, U. and Wiencke, C. (2008)
Do sulphuric acid and the brown alga Desmarestia viridis support community structure in Arctic kelp patches by altering grazing, distribution patterns, and behaviour of urchins? ,
Polar Biology, 32 , pp. 71-82 .
doi:10.1007/s00300-008-0504-2 , hdl:10013/epic.31639

Article
Pattanaik, B. , Roleda, M. , Schumann, R. and 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 , pp. 907-916 .
doi:10.1007/s00425-007-0666-0 , hdl:10013/epic.28676
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Article
Bartsch, I. , Wiencke, C. , Bischof, K. , Buchholz, C. , Buck, B. H. , Eggert, A. , Feuerpfeil, P. , Hanelt, D. , Jacobsen, S. , Karez, R. , Karsten, U. , Molis, M. , Roleda, M. , Schumann, R. , Schubert, H. , Valentin, K. U. , Weinberger, F. and Wiese, J. (2008)
The genus Laminaria sensu lato: recent insights and developments ,
European Journal of Phycology, 43 (1), pp. 1-86 .
doi:10.1080/09670260701711376 , hdl:10013/epic.30046

Conference -Talk
Fredersdorf, J. , Karsten, U. and Bischof, K. (2007)
INTERACTIVE EFFECTS OF RADIATION, TEMPERATURE AND SALINITY ON THE ARCTIC-ENDEMIC RED ALGA DEVALERAEA RAMENTACEA ,
IV European Phycological Congress, Oviedo.-28.07.2007. .
hdl:10013/epic.27667

Conference -Poster
Fredersdorf, J. , Karsten, U. and Bischof, K. (2007)
Interactive effects of radiation, temperature and salinity on the Arctic endemic red alga Devaleraea ramentacea ,
Botanikertagung, Hamburg.- 7.09.2007. .
hdl:10013/epic.27668

Article
Wiencke, C. , Clayton, M. N. , Gómez, I. , Iken, K. , Lüder, U. , Amsler, C. D. , Karsten, U. , Hanelt, D. , Bischof, K. and Dunton, K. (2007)
Life strategy, ecophysiology and ecology of seaweeds in polar waters ,
Reviews in Environmental Science and Biotechnology, 6 (1), pp. 95-126 .
doi:10.1007/s11157-006-9106-z , hdl:10013/epic.24951
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Inbook
Wiencke, C. , Clayton, M. N. , Gómez, I. , Iken, K. , Lüder, U. , Amsler, C. D. , Karsten, U. , Hanelt, D. , Bischof, K. and Dunton, K. (2007)
Life strategy, ecophysiology and ecology of seaweeds in polar waters ,
Life in extreme environments / [ed.] by Ricardo Amils, Cynan Ellis-Evans and Helmut Hinghofer-Szalkay Dordrecht : Springer, 213-244. [Reprinted from REVIEWS IN ENVIRONMENTAL SCIENCE AND BIO/TECHNOLOGY, 5:2-3 and 6: , ISBN: 978-14020-6284-1978- .
doi:10.1007/s11157-006-9106-z , hdl:10013/epic.28451

Conference -Talk
Molis, M. , Wessels, H. , Hagen, W. , Karsten, U. and Wiencke, C. (2006)
Der Säureschutzmantel von Alaria esculenta: assoziative Verteidigung im Kongsfjord, Spitzbergen ,
11. Wissenschaftliche Tagung der Sektion Phykologie in der Deutschen Botanischen Gesellschaft, 28.-31. August, Helgoland, Deutschland. .
hdl:10013/epic.25688

Article
Wessels, H. , Hagen, W. , Molis, M. , Wiencke, C. and Karsten, U. (2006)
Intra- and interspecific differences in palatability of Arctic macroalgae from Kongsfjorden (Spitsbergen) for two benthic sympatric invertebrates ,
Journal of experimental marine biology and ecology, 329 (1), pp. 20-33 .
doi:10.1016/j.jembe.2005.08.006 , hdl:10013/epic.22197
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Article
Karsten, U. , Schumann, R. , Rothe, S. , Jung, I. and Medlin, L. (2006)
Temperature and light requirements for growth of two diatom species (Bacillariophyceae) isolated from an Arctic macroalga ,
Polar Biology, 29 , pp. 476-486 .
doi:10.1007/s00300-005-0078-1 , hdl:10013/epic.25412
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Conference -Talk
Enge, A. , Karsten, U. and Molis, M. (2006)
Trophic and habitat interactions between Laminaria digitata and mesograzers ,
11. Wissenschaftliche Tagung der Sektion Phykologie in der Deutschen Botanischen Gesellschaft, 28.-31. Aug., Helgoland, Deutschland. .
hdl:10013/epic.25690

Conference -Talk
Enge, A. , Karsten, U. and Molis, M. (2006)
Trophic and habitat interactions between Laminaria digitata and mesograzers ,
11. Wissenschaftliche Tagung der Sektion Phykologie in der DGB. .
hdl:10013/epic.25699

Article
Holzinger, A. , Karsten, U. , Lütz, C. and Wiencke, C. (2006)
Ultrastructure and photosynthesis in the supralittoral green macroalga Prasiola crispa from Spitsbergen (Norway) under UV exposure ,
Phycologia, 45 (2), pp. 168-177 .
hdl:10013/epic.22776

Article
Bischof, K. , Gomez, I. , Molis, M. , Hanelt, D. , Karsten, U. , Lüder, U. , Roleda, M. , Zacher, K. and Wiencke, C. (2006)
Ultraviolet radiation shapes seaweed communities ,
Reviews in Environmental Science and Biotechnology, 5 (2), pp. 141-166 .
doi:10.1007/s11157-006-0002-3 , hdl:10013/epic.24973
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Article
Hünken, M. , Karsten, U. and 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, 44 , pp. 249-253 .
hdl:10013/epic.21305

Article
Obermüller, B. , Karsten, U. and 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 (2), pp. 100-117 .
doi:10.1016/j.jembe.2005.03.005 , hdl:10013/epic.22714
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Article
Karsten, U. (2005)
Temperature and light requirements for growth of two diatom species (Bacillariophyceae) isolated from an Arctic macroalga ,
Polar Biology .
doi:10.1007/s00300-005-0078-1 , hdl:10013/epic.24214

Article
Dummermuth, A. , Karsten, U. and Wiencke, C. (2004)
Effects of H2O2 on the green macroalga Chaetomorpha linum (Müller) Kützing from Spitsbergen ,
Berichte zur Polar- und Meeresforschung, 492 , pp. 186-194 .
hdl:10013/epic.20422

Article
Wessels, H. , Hagen, W. , Wiencke, C. and Karsten, U. (2004)
Trophic interactions between macroalgae and herbivores from Kongsfjorden (Svalbard) ,
Ber.Polarforsch.Meeresforsch, 492 , pp. 63-72 .
hdl:10013/epic.22160

Article
Holzinger, A. , Lütz, C. , Karsten, U. and 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 , pp. 568-577 .
hdl:10013/epic.21306

Conference -Poster
Dummermuth, A. , Karsten, U. and Wiencke, C. (2003)
Antioxidative properties of three Arctic macroalgae ,
Annual Winter Meeting of the British Phycological Society, 2-5 Jan, Galway, Ireland. .
hdl:10013/epic.19328
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Conference -Poster
Graeve, M. , Kattner, G. , Wiencke, C. and Karsten, U. (2003)
Arctic and Antarctic macroalgae: a source of uncommon and essential fatty acids ,
25th ISF World Congress, Bordeaux, Frankreich. .
hdl:10013/epic.20487

Conference -Poster
Wessels, H. , Hagen, W. , Wiencke, C. and Karsten, U. (2003)
Defence-mechanisms against grazing in Arctic macoalgae of the Kongsfjord/Spitsbergen ,
Book of Abstracts Third European Phycological Congress, Queens University Belfast, 21-26 July 2003, P .
hdl:10013/epic.19893

Article
Obermüller, B. , Karsten, U. , Pörtner, H. O. and Abele, D. (2003)
Effects of UV-radiation on oxidative stress parameters in polar marine amphipods, and the role of UV-absorbing mycosporine-like amino acids (MAAs) in their diet ,
Antarctic Biology in a Global Context. proceeding of the 8th SCAR International Biology Symposium, Amsterdam 2001 / Eds.: Huiskes, A.H. L., Gieskes, W. W. C., Rozema, J., Schorno, R. M. L., Van der Vries, S.M., Wolff, W. J. Leiden : Backhuys Publ., pp. 63-68 .
hdl:10013/epic.19346
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Article
Karsten, U. , Dummermuth, A. , Hoyer, K. and Wiencke, C. (2003)
Interactive effects of ultraviolet radiation and salinity on the ecophysiology of two Arctic red algae from shallow waters ,
Polar Biology, 26 , pp. 249-258 .
hdl:10013/epic.16578
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Inbook
Hoyer, K. , Karsten, U. and Wiencke, C. (2003)
Inventory and factors controlling the content of UV-absorbing mycosporine-like amino acids in polar macroalgae ,
Antarctic Biology in a Global Context, pp. 56-62. A.H.L. Huiskes, W.W.C. Gieskes, J. Rozema, R.M.L. Schorno, S.M. van der Vies & W.J. Wolff (eds), Backhuys Publishers, Leiden, The Netherlands .
hdl:10013/epic.15593

Article
Dummermuth, A. , Karsten, U. , Fisch, K. M. , König-Langlo, G. and Wiencke, C. (2003)
Responses of marine macroalgae to hydrogen-peroxide stress ,
Journal of Experimental Marine Biology and Ecology, 289 , pp. 103-121 .
doi:10.1016/S0022-0981(03)00042-X , hdl:10013/epic.16299
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Conference -Talk
Bartsch, I. , Wagner, A. , Schumacher, R. and Karsten, U. (2003)
Temperatur- und Lichtbedarf der Sporogenese des Helgoländer Brauntanges Laminaria digitata ,
9. Tagung Sektion Phykologie in der Deutschen Botanischen Gesellschaft, 27.-30.4.2003, Bad Münster am Stein, Germany. .
hdl:10013/epic.19260

Conference -Poster
Dummermuth, A. , Aguilera, J. , Fisch, K. M. and Karsten, U. (2002)
Antioxidative properties of marine macroalgae against hydrogen peroxide stress ,
International Symposium of Applied Phycology. Almería, Spain. .
hdl:10013/epic.17933

Conference -Conference paper
Wiencke, C. , Hanelt, D. , Bischof, K. , Tüg, H. , Karsten, U. and Schrems, O. (2002)
Enhanced UV radiation and its implications for seaweeds from Spitsbergen ,
The changing physical environment : proceedings from the sixth Ny-Ålesund International Scientific Seminar : Polar Environmental Centre, Tromsø, NorwayOctober 2002 / editors: Jon Børre Ørbæk ... [et al.] Tromsø : Norsk polarinstitutt, 107-110 (Internrappo .
hdl:10013/epic.16352

Article
Aguilera, J. , Dummermuth, A. , Karsten, U. , Schriek, R. and Wiencke, C. (2002)
Enzymatic defenses against photooxidative stress induced by ultraviolet radiation in Arctic marine macroalgae ,
Polar Biology 25(6), pp. 432-441 .
doi:10.1007/s00300-002-0362-2 , hdl:10013/epic.15272
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Article
Graeve, M. , Kattner, G. , Wiencke, C. and Karsten, U. (2002)
Fatty acid composition of Arctic and Antarctic macroalgae:indicators for phylogenetic and trophic relationships ,
Marine ecology-progress series, 231 , pp. 67-74 .
hdl:10013/epic.15171
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Article
Hoyer, K. , Karsten, U. and Wiencke, C. (2002)
Induction of sunscreen compounds in Antarctic macroalgae by different radiation conditions ,
Marine Biology (41):, pp. 619-627 .
hdl:10013/epic.15580

Article
Bischof, K. , Hanelt, D. , Aguilera, J. , Karsten, U. , Voegele, B. , Sawall, T. and Wiencke, C. (2002)
Seasonal variation in ecophysiological patterns in macroalgae from an Arctic fjord: I. Sensitivity of photosynthesis to ultraviolet radiation ,
Marine Biology:, 140 , pp. 1097-1106 .
hdl:10013/epic.15234

Article
Aguilera, J. , Bischof, K. , Karsten, U. , Hanelt, D. and Wiencke, C. (2002)
Seasonal variation in ecophysiological patterns in macroalgae from an Arctic fjord: II. Pigment accumulation and biochemical defence systems ,
Marine Biology 140, pp. 1087-1095 .
hdl:10013/epic.15235

Article
Kräbs, G. , Bischof, K. , Hanelt, D. , Karsten, U. and Wiencke, C. (2002)
Wavelength-dependent induction of UV-absorbing mycosporine-like amino acids in the red alga Chondrus crispus under natural solar radiation ,
Journal of Experimental Marine Biology and Ecology, 268 , pp. 69-82 .
hdl:10013/epic.14882

Article
Hoyer, K. , Karsten, U. , Sawall, T. and 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 , pp. 117-129 .
hdl:10013/epic.14221

Article
Karsten, U. , Bischof, K. and Wiencke, C. (2001)
Photosynthetic performance of Arctic macroalgae after transplantation from deep to shallow waters. ,
Oecologia, 127 , pp. 11-20 .
doi:10.107:s004420000553 , hdl:10013/epic.14408

Conference -Poster
Dummermuth, A. , Karsten, U. and Wiencke, C. (2000)
Antioxidative Strategien mariner Makroalgen der Arktis ,
Botanikertagung 2000. .
hdl:10013/epic.18666

Conference -Poster
Dummermuth, A. , Karsten, U. and Wiencke, C. (2000)
Antioxidative strategies of marine macroalgae from the Arctic ,
German Botanical Congress. Jena, Germany. .
hdl:10013/epic.17930

Article
Lippert, H. , Karsten, U. and Wiencke, C. (2000)
Leben im Eismeer - Tauchuntersuchungen zur Biologie arktischer Meerespflanzen und Meerestiere ,
Biologie in unserer Zeit 30(1), pp. 35-44 .
hdl:10013/epic.12556

Article
Aguilera, J. , Gordillo, M. , Karsten, U. , Figueroa, F. L. and 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, pp. 86-92 .
hdl:10013/epic.14219

Article
Wiencke, C. and Karsten, U. (2000)
UV-Schutzverbindungen aus Makroalgen ,
DGM-Mitteilungen, 4 , pp. 17-19 .
hdl:10013/epic.14403

Article
Karsten, U. , Sawall, T. , West, J. A. and Wiencke, C. (2000)
Ultraviolet sunscreen compounds in epiphytic red algae from mangroves. ,
Hydrobiologia 432, pp. 159-171 .
hdl:10013/epic.14220

Conference -Poster
Kräbs, G. , Hanelt, D. , Bischof, K. , Karsten, U. and Wiencke, C. (2000)
Wavelength-dependent induction of UV-absorbing mycosporine-like amino acids in the red alga Chondrus crispus ,
Conference of the German Botanical Society, Jena, Germany. .
hdl:10013/epic.17871

Conference -Poster
Hoyer, K. , Karsten, U. and Wiencke, C. (2000)
Zur Induktion von UV-absorbierenden mykosporin-ähnlichen Aminoisäuren (MAAs) in polaren Makroalgen ,
Botanikertagung 2000. .
hdl:10013/epic.18664

Article
Aguilera, J. , Karsten, U. , Lippert, H. , Vögele, B. , Philipp, E. , Hanelt, D. and Wiencke, C. (1999)
Effects of solar radiation on growth, photosynthesis and respiration of marine macroalgae from the Arctic ,
Marine Ecology-Progress Series, 191 , pp. 109-119 .
hdl:10013/epic.10623

Article
Karsten, U. and 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 , pp. 407-415 .
hdl:10013/epic.12186

Article
Karsten, U. , West, J. A. , Zuccarello, G. C. , Nixdorf, O. , Barrow, K. D. and King, R. J. (1999)
Low molecular weight carbohydrate patterns in the Bangiophyceae (Rhodophyta) ,
Journal of Phycology 35, pp. 967-976 .
hdl:10013/epic.12188

Article
Zuccarello, G. C. , West, J. A. , Karsten, U. and King, R. J. (1999)
Molecular relationships within Bostrychia tenuissima (Rhodomelaceae, Rhodophyta) ,
Phycological Research 47, pp. 81-85 .
hdl:10013/epic.14061

Article
Karsten, U. (1999)
Seasonal variation in heteroside concentrations of field-collected Porphyra species (Rhodophyta) from different biogeographic regions ,
New Phytologist 143, pp. 561-571 .
hdl:10013/epic.12187

Conference -Poster
Dummermuth, A. , Langreder, C. , Karsten, U. and Wiencke, C. (1999)
Seasonal variation of growth in Antarctic red macroalgae. A long-term study under fluctuating Antarctic daylengths ,
8th Conference on Applied Algology, Montecatini , Italy. .
hdl:10013/epic.17927

Conference -Poster
Dummermuth, A. , Langreder, C. , Karsten, U. and Wiencke, C. (1999)
Seasonality of Red Antarctic Macroalage in a Long-Term Culture Study under fluctuating Antarctic Daylengths ,
2nd European Phycological Congress, Montecatini, Italy. .
hdl:10013/epic.17925

Article
Franklin, L. A. , Yakoleva, I. , Karsten, U. and 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 , pp. 682-693 .
hdl:10013/epic.11429

Article
Karsten, U. , Bischof, K. , Hanelt, D. , Tüg, H. and Wiencke, C. (1999)
The effect of UV radiation on photosynthesis and UV-absorbing substances in the endemic Arctic macroalga Develaraea ramentacea (Rhodophyta) ,
Physiologia Plantarum, 105 , pp. 58-66 .
hdl:10013/epic.12184

Article
Karsten, U. , Sawall, T. and Wiencke, C. (1999)
A survey on the distribution of UV-absorbing substances in tropical macroalgae ,
Phycological Research 46, pp. 271-279 .
hdl:10013/epic.12185

Article
Bischof, K. , Hanelt, D. , Tüg, H. , Karsten, U. , Brouwer, P. E. M. and Wiencke, C. (1998)
Acclimation of brown algal photosynthesis to ultraviolet radiation in Arctic coastal waters (Spitsbergen, Norway) ,
Polar Biology 20, pp. 388-395 .
hdl:10013/epic.10936

Conference -Poster
Bischof, K. , Hanelt, D. , Tueg, H. , Karsten, U. and Wiencke, C. (1998)
Acclimation of photosynthesis of Laminaria saccharina to ultraviolet radiation in Arctic coastal waters (Spitsbergen, Norway) ,
Conference of the German Botanical Society, Bremen, Germany .
hdl:10013/epic.16623

Article
Pérez-Rodríguez, E. , Gómez, I. , Karsten, U. and Figueroa, F. L. (1998)
Effects of UV-radiation on photosynthesis and excretion of UV-absorbing pigments of Dasycladus vermicularis (Dasycladales, Chlorophyta) from southern Spain ,
Phycologia, 37 , pp. 379-387 .
hdl:10013/epic.15803

Article
Gómez, I. , Perez-Rodríguez, E. , Vinegla, B. , Figueroa, F. L. and 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 b-biology, 47 , pp. 46-57 .
hdl:10013/epic.11623

Conference -Conference paper
Karsten, U. , Hanelt, D. , Bischof, K. , Tüg, H. , Brouwer, P. E. M. and Wiencke, C. (1998)
Enhanced ultraviolet radiation over the Arctic - what are the consequences for seaweed physiology and ecology? ,
The Arctic and Global Change : Multidisciplinary approach and international efforts at Ny-Ålesund, Svalbard. Proceedings from the Fourth Ny-Ålesund Seminar, Ravello, Italy, 5-6 March 1998 / Edited by R. Casacchia, H. Koutsileos, M. Morbidoni, P.D. Petrell .
hdl:10013/epic.14406

Article
Karsten, U. , Franklin, L. A. , Lüning, K. and Wiencke, C. (1998)
Natural ultraviolet radiation and photosynthetically active radiation induce formation of mycosporine-like amino acids in the marine macroalga Chondrus crispus (Rhodophyta) ,
Planta, 205 , pp. 257-262 .
hdl:10013/epic.12180

Article
Mostaert, A. S. , Karsten, U. , Hara, Y. and Watanabe, M. M. (1998)
Pigments and fatty acids of marine Raphidophytes: A taonomic re-evaluation ,
Phycological Research 46, pp. 213-220 .
hdl:10013/epic.12753

Article
Karsten, U. , Maier, J. and Garcia-Pichel, F. (1998)
Seasonality in UV-absorbing compounds of cyanobacterial mat communities from an intertidal mangrove flat ,
Aquatic Microbial Ecology 16, pp. 37-44 .
hdl:10013/epic.12181

Article
Karsten, U. , Sawall, T. , Hanelt, D. , Bischof, K. , Figueroa, F. L. , Flores-Moya, A. and Wiencke, C. (1998)
An inventory of UV-absorbing mycosporine-like amino acids in macroalgae from polar to warm-temperate regions ,
Botanica Marina 41, pp. 443-445 .
hdl:10013/epic.12182

Article
Karsten, U. , Sawall, T. and Wiencke, C. (1998)
A survey of the distribution of UV-absorbing substances in tropical macroalgae ,
Phycological Research 46, pp. 271-279 .
hdl:10013/epic.12183

Conference -Conference paper
Karsten, U. , Franklin, L. A. and Wiencke, C. (1997)
Effects of UV and PAR radia-tion on mycosporine-like amino acid concentrations in Chondrus crispus (Rhodo-phyta) ,
Phycologia 36, Suppl. .
hdl:10013/epic.14566

Conference -Poster
Karsten, U. , Franklin, L. A. and Wiencke, C. (1997)
Effects of UV and PAR radiation on mycosporine-like amino acid concentrations in chondrus crispus (Rhodophyta) ,
Poster, 6th International Phycological Congress, 9 - 16. Aug., Leiden, The Netherlands Phycologia 36, Suppl. 179. .
hdl:10013/epic.19166

Article
Hanelt, D. , Wiencke, C. , Karsten, U. and 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 , pp. 387-395 .
hdl:10013/epic.11788

Conference -Talk
Karsten, U. (1997)
UV and photosynthetic active radiation induce formation of mycosporine-like amino acid compounds in the marine red alga Chordrus crispus ,
Proceedings 7th congress of the European Society for Photobiology, Stresa, Italy. - 13. 09. 1997 .
hdl:10013/epic.17726

Article
Büdel, B. , Karsten, U. and Garcia-Pichel, F. (1997)
Ultraviolet-absorbing scytonemin and mycosporine-like amino acid derivatives in exposed, rock-inhabiting cyanobacterial lichens ,
Oecologia 112, pp. 165-172 .
hdl:10013/epic.11109

Article
Bischoff, B. , Karsten, U. , Daniel, C. , Kück, K. , Xia, B. and Wiencke, C. (1994)
Preliminary assessment of the ß-dimethylsulfoniopropionate (DMSP) content of macroalgae from the tropical Island of Hainan (Peoples's Republic of China ,
Australian Journal of Marine and Freshwater Research 45, pp. 1329-36 .
hdl:10013/epic.10940

Article
Karsten, U. , Kück, K. , Daniel, C. , Wiencke, C. and Kirst, G. O. (1994)
A method for complete determination of dimethylsulphoniopropionate (DMSP) in marine macroalgae from different geographical regions ,
Phycologia, 33 , pp. 171-176 .
hdl:10013/epic.12179

Article
Wiencke, C. , Rahmel, J. , Karsten, U. , Weykam, G. and Kirst, G. O. (1993)
Photosynthesis of marine macroalgae from Antarctica Light and temperature requirements ,
Botanica Acta, 106 , 78 - 87 .
hdl:10013/epic.13966

Article
Karsten, U. , Wiencke, C. and 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 , pp. 603-607 .
hdl:10013/epic.12178

Article
Karsten, U. , Wiencke, C. and Kirst, G. O. (1991)
Growth pattern and ß-dimethylsulphonioproprionate (DMSP) content of green macroalgae at different irradiances ,
Marine Biology, 108 , pp. 151-155 .
hdl:10013/epic.12174

Article
Karsten, U. , Wiencke, C. and Kirst, G. O. (1991)
The effect of salinity changes upon the physiology of eulittoral green macroalgae from Antarctica and southern Chile I. Cell viability, growth, photosynthesis and dark respiration ,
Journal of Plant Physiology, 138 , pp. 667-673 .
hdl:10013/epic.12176

Article
Karsten, U. , Wiencke, C. and Kirst, G. O. (1991)
The effect of salinity changes upon the physiology of eulittoral green macroalgae from Antarctica and southern Chile II. Intracellular inorganic ions and organic compounds ,
Journal of Experimental Botany, 42 , pp. 1533-1539 .
hdl:10013/epic.12175

"Berichte zur Polar- und Meeresforschung" PhD
Karsten, U. (1991)
Ökophysiologische Untersuchungen zur Salinitäts- und Temperaturtoleranz antarktischer Grünalgen unter besonderer Berücksichtigung des [Beta]-Dimethylsulfoniumpropionat (DMSP)-Stoffwechsels = Ecophysiological investigation on the salinity and temperature tolerance of Antarctic green algae with an emphasis on [beta]-dimethylsulphoniopropionate (DMSP) metabolism ,
Berichte zur Polarforschung (Reports on Polar Research), Bremerhaven, Alfred Wegener Institute for Polar and Marine Research, 79 , 108 p. .
hdl:10013/epic.10079
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Thesis -PhD
Karsten, U. (1991)
Ökophysiologische Untersuchungen zur Salinitäts- und Temperaturtoleranz antarktischer Grünalgen unter besonderer Berücksichtigung des ss-Dimethylsulfoniumpropionat (DMSP)-Stoffwechsels ,
PhD thesis,
hdl:10013/epic.12177

Conference -Conference paper
Karsten, U. , Wiencke, C. and Kirst, G. O. (1991)
The light effect on the ß-dimethylsulphoniopropionate content of Antarctic macroalgae ,
Journal of Phycology,Supplement 27 .
hdl:10013/epic.12173

Article
Karsten, U. , Thomas, D. N. , Weykam, G. , Daniel, C. and Kirst, G. O. (1991)
A simple and rapid method for extraction and separation of low molecular weight carbohydrates from macroalgae using high-performance liquid chromatography ,
Plant Physiology and Biochemistry 29, pp. 373-378 .
hdl:10013/epic.12172

Article
Karsten, U. , Wiencke, C. and Kirst, G. O. (1990)
The ß-dimethyl-sulphoniopropionate (DMSP) content of macroalgae from Antarctica and Southern Chile ,
Botanica Marina, 33 , pp. 143-146 .
hdl:10013/epic.12170

Article
Karsten, U. , Wiencke, C. and 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 , pp. 989-993 .
hdl:10013/epic.12171

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