Erik Ropstad

The role of parasites in the dynamics of a reindeer population

S. D. Albon, Audun Stien, R. Justin Irvine et al. · Proceedings of the Royal Society B Biological Sciences · 2002 · 391 citations · Full text

Life Sciences, Biology, Ecology +16

The impact of gastrointestinal nematodes on wild reindeer: experimental and cross‐sectional studies

Audun Stien, R. Justin Irvine, Erik Ropstad et al. · Journal of Animal Ecology · 2002 · 226 citations · Full text

Veterinary Medicine, Animal Sciences, Veterinary Parasitology +17

Endocrine disrupting effects of zearalenone, alpha- and beta-zearalenol at the level of nuclear receptor binding and steroidogenesis

Caroline Frizzell, Doreen Ndossi, Steven Verhaegen et al. · Toxicology Letters · 2011 · 226 citations

Life Sciences, Biochemistry, Endocrinology +11

Contrasting effects of summer and winter warming on body mass explain population dynamics in a food‐limited Arctic herbivore

S. D. Albon, R. Justin Irvine, Odd Halvorsen et al. · Global Change Biology · 2016 · 165 citations · Full text

Life Sciences, Ecology, Zoology +17

Organochlorines Affect the Major Androgenic Hormone, Testosterone, in Male Polar Bears ( <i>Ursus Maritimus</i> ) at Svalbard

Irma C. Oskam, Erik Ropstad, Ellen Dahl et al. · Journal of Toxicology and Environmental Health · 2003 · 134 citations

Medicine, Endocrinology, Toxicology +17