prior employee
Research article
Biotransformation of PCBs in Arctic seabirds: Characterization of phase I and II pathways at transcriptional, translational and activity levels
Lisa B. Helgason, Augustine Arukwe [+7]
Comparative Biochemistry and Physiology Part C: Toxicology & Pharmacology 2010-06
Bioaccumulation of radiocaesium in Arctic seals
JoLynn Carroll, Hans Wolkers [+2]
Marine Pollution Bulletin 2002-12
Transfer of polychlorinated biphenyls and chlorinated pesticides from mother to pup in relation to cytochrome P450 enzyme activities in harp seals (Phoca groenlandica) from the Gulf of St. Lawrence, Canada
Hans Wolkers, Ivan C. Burkow [+3]
Environmental Toxicology and Chemistry 2002-01
Chlorinated pesticide concentrations, with an emphasis on polychlorinated camphenes (toxaphenes), in relation to cytochrome P450 enzyme activities in harp seals (Phoca groenlandica) from the Barents Sea
Hans Wolkers, Ivan C. Burkow [+2]
Environmental Toxicology and Chemistry 2000-06
Organochlorines and Possible Biochemical Effects in Glaucous Gulls ( Larus hyperboreus ) from Bjørnøya, the Barents Sea
E. O. Henriksen, G. W. Gabrielsen [+4]
Archives of Environmental Contamination and Toxicology 2000-02-01
Organochlorines and possible biochemical effects in glaucous gulls (Larus hyperboreus) from Bjornoya, the Barents sea
Espen O. Henriksen, Geir Wing Gabrielsen [+4]
Archives of Environmental Contamination and Toxicology 2000
Cytochrome P450-mediated enzyme activities and polychlorinated biphenyl accumulation in harp seal (Phoca groenlandica)
J Wolkers, I.C Burkow [+4]
Marine Environmental Research 1999-07
Persistent organochlorines, cytochrome P450 enzyme activities and highly carboxylated porphyrins in glaucous gulls (Larus hyperboreus)
Espen O. Henriksen, Geir Wing Gabrielsen [+4]
Toxicology Letters 1999
Effect of temperature on the P4501A response in winter- and summer-acclimated Arctic char (<i>Salvelinus alpinus</i>) after oral benzo[<i>a</i>]pyrene e×posure
Even H. Jørgensen & Johannes Wolkers
Canadian Journal of Fisheries and Aquatic Sciences 1999
Phase I and phase II enzyme activities in Ringed seals (Phoca hispida): characterization of hepatic cytochrome P450 by activity patterns, inhibition studies, mRNA analyses, and western blotting
J Wolkers, R.F Witkamp [+6]
Aquatic Toxicology 1998-12
Dose and time dependency of cytochrome P4501A induction in liver and kidney of B(a)P exposed Arctic charr (Salvelinus alpinus)
J. Wolkers, E.H. Jørgensen [+2]
Marine Environmental Research 1998-07
Congener specific PCB and polychlorinated camphene (toxaphene) levels in Svalbard ringed seals (Phoca hispida) in relation to sex, age, condition and cytochrome P450 enzyme activity
J Wolkers, I.C Burkow [+4]
Science of The Total Environment 1998-05
Time-dependent induction of two distinct hepatic cytochrome P4501A catalytic activities at low temperatures in Arctic charr (Salvelinus alpinus) after oral exposure to benzo(a)pyrene
J. Wolkers, E.H. Jørgensen [+2]
Aquatic Toxicology 1996-06