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2003
Skaare, J.U., Wiig, Ø., Haave, M., Dahl, E., Lie, E., Ropstad, E., Derocher, A.E.
High concentrations of polychlorinated biphenyls (PCBs) in polar bears from Svalbard have increased concern for that population’s reproductive health. We examined whether there were associations between the plasma concentrations of PCBs and reproductive hormones [progesterone (P4) and...
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2004
Derocher, Andrew E., Skaare, Janneche U., Jenssen, Bjørn Munro, Sørmo, Eugen G., Lie, Elisabeth, Braathen, Marte, Wiig, Øystein
We studied the relationships between polychlorinated biphenyls (PCBs) and thyroid hormones (THs) and retinol within two groups of female polar bears (Ursus maritimus), females with cubs of the year (FWCOY) and females without cubs of the year (FWOCOY), and within a group of males. Concentrations...