Reproductive and developmental toxicity of phthalates JL Lyche, AC Gutleb, Å Bergman, GS Eriksen, ATJ Murk, E Ropstad, ... Journal of Toxicology and Environmental Health, Part B 12 (4), 225-249, 2009 | 635 | 2009 |
The role of parasites in the dynamics of a reindeer population SD Albon, A Stien, RJ Irvine, R Langvatn, E Ropstad, O Halvorsen Proceedings of the Royal Society of London. Series B: Biological Sciences …, 2002 | 434 | 2002 |
Endocrine disrupting effects of zearalenone, alpha-and beta-zearalenol at the level of nuclear receptor binding and steroidogenesis C Frizzell, D Ndossi, S Verhaegen, E Dahl, G Eriksen, M Sørlie, ... Toxicology Letters 206 (2), 210-217, 2011 | 249 | 2011 |
The impact of gastrointestinal nematodes on wild reindeer: Experimental and cross‐sectional studies A Stien, RJ Irvine, E Ropstad, O Halvorsen, R Langvatn, SD Albon Journal of Animal Ecology 71 (6), 937-945, 2002 | 237 | 2002 |
Contrasting effects of summer and winter warming on body mass explain population dynamics in a food‐limited Arctic herbivore SD Albon, RJ Irvine, O Halvorsen, R Langvatn, LE Loe, E Ropstad, ... Global change biology 23 (4), 1374-1389, 2017 | 171 | 2017 |
Polychlorinated biphenyls and reproductive hormones in female polar bears at Svalbard. M Haave, E Ropstad, AE Derocher, E Lie, E Dahl, Ø Wiig, JU Skaare, ... Environmental health perspectives 111 (4), 431-436, 2003 | 171 | 2003 |
Organochlorines Affect the Major Androgenic Hormone, Testosterone, in Male Polar Bears (Ursus Maritimus) at Svalbard IC Oskam, E Ropstad, E Dahl, E Lie, AE Derocher, ⊘ ystein Wiig, ... Journal of Toxicology and Environmental Health, Part A 66 (22), 2119-2139, 2003 | 162 | 2003 |
Evaluation of spermatological parameters used to predict the fertility of frozen bull semen H Kjoestad, E Ropstad, K Andersen Berg Acta Veterinaria Scandinavica 34 (3), 299-303, 1993 | 154 | 1993 |
A comparative study of reproductive performance in organic and conventional dairy husbandry O Reksen, A Tverdal, E Ropstad Journal of dairy science 82 (12), 2605-2610, 1999 | 143 | 1999 |
Congruent responses to weather variability in high arctic herbivores A Stien, RA Ims, SD Albon, E Fuglei, RJ Irvine, E Ropstad, O Halvorsen, ... Biology letters 8 (6), 1002-1005, 2012 | 140 | 2012 |
Serosurvey for Toxoplasma gondii in arctic foxes and possible sources of infection in the high Arctic of Svalbard KW Prestrud, K Åsbakk, E Fuglei, T Mørk, A Stien, E Ropstad, M Tryland, ... Veterinary parasitology 150 (1-2), 6-12, 2007 | 127 | 2007 |
Organochlorines affect the steroid hormone cortisol in free-ranging polar bears (Ursus maritimus) at Svalbard, Norway I Oskam, E Ropstad, E Lie, A Derocher, Ø Wiig, E Dahl, S Larsen, ... Journal of Toxicology and Environmental Health 67 (12), 959-977, 2004 | 120 | 2004 |
In Vitro Assay Shows That PCB Metabolites Completely Saturate Thyroid Hormone Transport Capacity in Blood of Wild Polar Bears (Ursus maritimus) AC Gutleb, P Cenijn, M Velzen, E Lie, E Ropstad, JU Skaare, T Malmberg, ... Environmental Science & Technology 44 (8), 3149-3154, 2010 | 98 | 2010 |
Organohalogen contamination in breeding glaucous gulls from the Norwegian Arctic: Associations with basal metabolism and circulating thyroid hormones J Verreault, C Bech, RJ Letcher, E Ropstad, E Dahl, GW Gabrielsen Environmental Pollution 145 (1), 138-145, 2007 | 98 | 2007 |
More frequent extreme climate events stabilize reindeer population dynamics BB Hansen, M Gamelon, SD Albon, AM Lee, A Stien, RJ Irvine, ... Nature Communications 10 (1), 1616, 2019 | 97 | 2019 |
Behavior of lactating Holstein-Friesian cows during spontaneous cycles of estrus G Sveberg, AO Refsdal, HW Erhard, E Kommisrud, M Aldrin, IF Tvete, ... Journal of dairy science 94 (3), 1289-1301, 2011 | 92 | 2011 |
Natural mixtures of POPs affected body weight gain and induced transcription of genes involved in weight regulation and insulin signaling JL Lyche, R Nourizadeh-Lillabadi, C Karlsson, B Stavik, V Berg, JU Skåre, ... Aquatic toxicology 102 (3-4), 197-204, 2011 | 91 | 2011 |
Evaluating capture stress and its effects on reproductive success in Svalbard reindeer EH Omsjoe, A Stien, J Irvine, SD Albon, E Dahl, SI Thoresen, E Rustad, ... Canadian Journal of Zoology 87 (1), 73-85, 2009 | 88 | 2009 |
Valproate inhibits the conversion of testosterone to estradiol and acts as an apoptotic agent in growing porcine ovarian follicular cells E Taubøll, EL Gregoraszczuk, A Kołodziej, M Kajta, E Ropstad Epilepsia 44 (8), 1014-1021, 2003 | 87 | 2003 |
Levels of milk urea, plasma constituents and rumen liquid ammonia in relation to the feeding of dairy cows during early lactation E Ropstad, L Vik-Mo, AO Refsdal Acta Veterinaria Scandinavica 30, 199-208, 1989 | 87 | 1989 |