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Items where Author is "Sommer, Angela"

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Number of items: 41.

Article

Article
Sommer, A. , Grote, K. , Reinhardt, T. , Streckert, J. , Hansen, V. and Lerchl, A. (2009)
Effects of Radiofrequency Electromagnetic Fields (UMTS) on Reproduction and Development of Mice: A Multi-Generation Study. ,
Radiation Research, 171 , pp. 89-95 .
hdl:10013/epic.34269

Article
Sommer, A. , Bogusch, C. and Lerchl, A. (2007)
Cognitive function in outbreed house mice after 22 weeks of drinking oxygenated water. ,
Physiology & behavior, 91 , pp. 173-179 .
hdl:10013/epic.34395

Article
Reinhardt, T. , Bitz, A. , El Quardi, A. , Streckert, J. , Sommer, A. , Lerchl, A. and Hansen, V. (2007)
Exposure set-ups for in vivo experiments using radial waveguides. ,
Radiation protection dosimetry, 124 (1), pp. 21-26 .
hdl:10013/epic.34393

Article
Sommer, A. , Bitz, A. K. , Streckert, J. , Hansen, V. W. and Lerchl, A. (2007)
Lymphoma development in mice chronically exposed to UMTS-radiofrequency electromagnetic fields. ,
Radiation Research, 168 , pp. 72-80 .
hdl:10013/epic.34394

Article
Sommer, A. and Lerchl, A. (2006)
50 Hz magnetic fields of 1 mT do not promote lymphoma development in AKR/J mice. ,
Radiation Research, 165 , pp. 343-346 .
hdl:10013/epic.34396

Article
Sommer, A. and Lerchl, A. (2006)
Einfluss hochfrequenter elektromagnetischer Felder des Mobilfunks auf Fortpflanzung und Entwicklung von Labornagern. ,
http://www.emf-forschungsprogramm.de/forschung/biologie/biologie_verg/bio_125_ZwB_01.pdf. .
hdl:10013/epic.34400

Article
Sommer, A. and Pörtner, H. O. (2004)
Mitochondrial function in seasonal acclimatisation versus latitudinal adaptation to cold, in the lugworm Arenicola marina (L.) ,
Physiological and Biochemical Zoology, 77 (2), pp. 174-186 .
hdl:10013/epic.20427
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Article
Sommer, A. , Streckert, J. , Bitz, A. K. , Hansen, V. W. and Lerchl, A. (2004)
No effects of GSM-modulated 900 MHz electromagnetic fields on survival rate and spontaneous development of lymphoma in female AKR/J mice. ,
BMC Cancer, 4 , pp. 77-90 .
hdl:10013/epic.34397

Article
Keller, M. , Sommer, A. , Pörtner, H. O. and Abele, D. (2004)
Seasonality of energetic functioning and reactive oxygen species production by lugworm (Arenicola marina) mitochondria exposed to acute temperature changes ,
Journal of experimental biology, 207 , pp. 2529-2538 .
doi:10.1242/jeb.01050 , hdl:10013/epic.20847
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Article
Sommer, A. (2004)
Über Leukämie und hochfrequente elektromagnetische Felder des Mobilfunks. ,
http://www.emf-forschungsprogramm.de/forschung/biologie/biologie_abges/bio_060_ZwB_01_literaturstudie.pdf. .
hdl:10013/epic.34399

Article
Sommer, A. and Lerchl, A. (2004)
The risk of lymphoma in AKR/J mice does not rise with chronic exposure to 50 Hz magnetic fields (1 µT and 100 µT). ,
Radiation Research, 162 , pp. 194-200 .
hdl:10013/epic.34398

Article
Sommer, A. and Pörtner, H. O. (2002)
Metabolic cold adaptation in the lugworm Arenicola marina (L.): comparison of a White Sea and a North Sea population ,
Marine Ecology-Progress Series, 240 , pp. 171-182 .
hdl:10013/epic.16152
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Article
Sommer, A. and Pörtner, H. O. (1999)
Exposure of Arenicola marina to extreme temperatures: adaptive flexibility of a boreal and and a subpolar population ,
Marine ecology-progress series, 181 , pp. 215-226 .
hdl:10013/epic.13553
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Article
Sommer, A. , Klein, B. and Pörtner, H. O. (1997)
Temperature induced anaerobiosis in two populations of the polychaete worm Arenicola marina ,
Journal of comparative physiology b-biochemical systemic and environmental physiology, 167 , pp. 25-35 .
hdl:10013/epic.13551
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Article
Hummel, H. , Sommer, A. , Bogaards, R. H. and Pörtner, H. O. (1997)
Variation in genetic traits of the lugworm Arenicola marina: temperature related expression of mitochondrial allozymes? ,
Marine ecology-progress series , 159 , pp. 189-195 .
hdl:10013/epic.12047
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Inbook

Inbook
Pörtner, H. O. , van Dijk, P. L. M. , Hardewig, I. and Sommer, A. (2000)
Levels of metabolic cold adaptation: tradeoffs in eurythermal and stenothermal ectotherms. ,
In: Antarctic Ecosystems: models for wider ecological understanding. eds W. Davison, C. Howard Williams, Caxton Press, Christchurch New Zealand, ISBN: 0-473-06877-X .
hdl:10013/epic.14555
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Inbook
Grieshaber, M. K. , Hauschild, K. , Sommer, A. and Völkel, S. (1995)
Anaerobiosis and sulphobiosis in the lugworm Arenicola marina L ,
Eleftheriou, A. et al. (ed.) Biology and Ecology of Shallow Coastel Waters, Olsen & Olsen, Fredensborg, pp. .
hdl:10013/epic.15570

Thesis

Thesis -PhD
Sommer, A. (1998)
Mechanismen und Grenzen der Temperaturanpassung beim Pierwurm Arenicola marina (L.) ,
PhD thesis,
hdl:10013/epic.13552

Conference

Conference -Poster
Schaum, E. , Münd, D. , Michael, K. , Kreiß, C. , Sommer, A. , Bickmeyer, U. , Thoms, S. , Lucassen, M. and Pörtner, H. O. (2010)
Mechanisms of acid base regulation and CO2 tolerance in marine fish: functional capacities, thermal interactions and mechanism-based modelling ,
Joint EPOCA, BIOACID and UKOARP meeting Atlantic hotel, Bremerhaven, 27-30 September 2010. .
hdl:10013/epic.36726

Conference -Talk
Lerchl, A. , Schwarzpaul, K. , Grote, K. , Sommer, A. , El Quardi, A. , Streckert, J. , Bitz, A. and Hansen, V. (2008)
Metabolic effects of exposure od Djungarian hamsters to GSM modulated electromagnetic fields at 900 MHz ,
30th BEMS Annual Meeting, San Diego, USA, June 2008. .
hdl:10013/epic.34125

Conference -Invited talk
Sommer, A. (2007)
Electromagnetic fields and cancer: Are mobile phones dangerous? ,
Alfred-Wegener-Institute for Polar and Marine Research, Invited Seminar. .
hdl:10013/epic.34261

Conference -Poster
Sommer, A. , Lerchl, A. , Bitz, A. , Streckert, J. and Hansen, V. W. (2006)
UMTS-modulated electromagnetic fields do not affect hematological or histological parameters in lymphoma-prone AKR/J mice. ,
The Bioelectromagnetics society 28th annual meeting (2006) in Cancun, Mexico. .
hdl:10013/epic.34126

Conference -Poster
Bitz, A. K. , Streckert, J. , Sommer, A. , Lerchl, A. and Hansen, V. W. (2004)
2GHz-exposure of non-restrained AKR/J mice in a slightly overmoded radial waveguide. ,
The Bioelectromagnetics society 26th annual meeting (2004) in Washington, USA. .
hdl:10013/epic.34128

Conference -Talk
Sommer, A. and Lerchl, A. (2004)
900 MHz electromagnetic fields do not affect the spontaneous development of lymphoma in female AKR/J mice. ,
Jahrestagung der Deutschen Zoologischen Gesellschaft (2004) in Rostock. .
hdl:10013/epic.34129

Conference -Poster
Sommer, A. , Bitz, A. , Streckert, J. , Hansen, V. W. and Lerchl, A. (2004)
No effect from 900 MHz electromagnetic fields on the spontaneous development of lymphoma in female AKR/J mice. ,
The Bioelectromagnetics society 26th annual meeting (2004) in Washington, USA. .
hdl:10013/epic.34127

Conference -Conference paper
Sommer, A. (2002)
Russian German Co-operation at the White Sea: Physiological adaptations of marine invertebrates to a life at different climatic zones. ,
Kremb, K., Kremb, C. (eds.) Perspectives of modern polar research and 175th Anniversary of Georg von Neumayer. Pollichia, Bad Dürkheim, pp. .
hdl:10013/epic.15569
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Conference -Invited talk
Sommer, A. (2002)
Russian German Co-operation at the White Sea: Physiological adaptations of marine invertebrates to a life at different climatic zones. ,
Pollychia, Perspectives of modern polar research and 175th Anniversary of Georg von Neumayer. Bad Dürkheim. .
hdl:10013/epic.34259

Conference -Talk
Sommer, A. and Pörtner, H. O. (2002)
Seasonal versus latitudinal cold adaptation of mitochondrial functions in Arenicola marina. ,
Society for experimental biology (SEB) annual main meeting in Swansea, UK. .
hdl:10013/epic.34272

Conference -Talk
Sommer, A. and Pörtner, H. O. (2001)
Latitudinal cold adaptation versus seasonal cold acclimatisation in lugworms (A. marina). ,
36th European Marine Biology Symposium, Maó, Spanien. .
hdl:10013/epic.34273

Conference -Poster
Sommer, A. and Pörtner, H. O. (2000)
Eurythermy at low temperatures: the aerobic capacity of the lugworm Arenicola marina from the White Sea. ,
Jahrestagung der Deutschen Zoologischen Gesellschaft, Bonn. .
hdl:10013/epic.34275

Conference -Invited talk
Sommer, A. (2000)
Meeresforschung in der Taiga Ein Widerspruch? ,
Das AWI stellt sich vor-Vortragsreihe am AWI in Zusammenarbeit mit der Volkshochschule Bremerhaven. .
hdl:10013/epic.34403

Conference -Poster
Sommer, A. and Pörtner, H. O. (2000)
The role of mitochondria in cold adaptation in Arenicola marina. ,
SEB annual symposium and joint international meeting, Cambridge, UK. .
hdl:10013/epic.34274

Conference -Invited talk
Pörtner, H. O. , Frederich, M. and Sommer, A. (1999)
Tradeoffs in metabolic cold adaptation of eurythermal and stenothermal ectotherms. ,
20th ESCPB Conference: Molecular, physiological and behavioural adaptations to environmental factors. Aarhus, Denmark. .
hdl:10013/epic.17426

Conference -Talk
Sommer, A. and Pörtner, H. O. (1999)
The role of mitochondria in cold adaptation in the polychaete lugworm Arenicola marina (L.). ,
20th ESCPB (European Society for Comparative Physiology and Biochemistry) Conference, Aarhus, Dänemark. .
hdl:10013/epic.34276

Conference -Invited talk
Pörtner, H. O. , Hardewig, I. , Peck, L. S. and Sommer, A. (1998)
Energetic aspects of cold adaptation: critical temperatures in metabolic, ionic and acid-base regulation. ,
Society for experimental Biology, York Conference.. .
hdl:10013/epic.17427
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Conference -Talk
Sommer, A. , Hummel, H. and Pörtner, H. O. (1996)
Adaptation of Arenicola marina to changing temperatures: a comparison of boreal and subpolar populations. ,
31st European Marine Biology Symposium, St. Petersburg, Russland. .
hdl:10013/epic.34277

Conference -Poster
Sommer, A. , Hummel, H. and Pörtner, H. O. (1996)
Adaptation of Arenicola marina to changing temperatures: a comparison of boreal and subpolar populations. ,
Jahrestagung der Deutschen Zoologischen Gesellschaft, Oldenburg. .
hdl:10013/epic.34278

Conference -Invited talk
Sommer, A. (1996)
The lugworm Arenicola marina as a model organism to study metabolic cold adaptation. ,
White Sea Biological Station, St. Petersburg Zoological Institut RAS. .
hdl:10013/epic.34258

Conference -Poster
Sommer, A. , Klein, B. and Pörtner, H. O. (1995)
Critical temperatures in the lugworm Arenicola marina (L.). ,
30th European Marine Biology Symposium, Southampton, UK. .
hdl:10013/epic.34279

Conference -Poster
Sommer, A. , Klein, B. and Pörtner, H. O. (1995)
Critical temperatures in the lugworm Arenicola marina (L.). ,
Jahrestagung der Deutschen Zoologischen Gesellschaft, Kaiserslautern. .
hdl:10013/epic.34280

"Berichte zur Polar- und Meeresforschung"

"Berichte zur Polar- und Meeresforschung" PhD
Sommer, A. (1998)
Mechanismen und Grenzen der Temperaturanpassung beim Pierwurm Arenicola marina (L.) = Temperature adaptation in the polychaete worm Arenicola marina (L.). mechanisms and limitations ,
Berichte zur Polarforschung (Reports on Polar Research), Bremerhaven, Alfred Wegener Institute for Polar and Marine Research, 285 , 168 p. .
hdl:10013/epic.10288
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