Background The incidence rates of thyroid tumors and nodular goiter show an upward trend
worldwide. There are limited reports on the risk of perchlorate and iodine on thyroid tumors …

Persistent organic pollutants (POPs) are lipophilic compounds that bioaccumulate in
animals and biomagnify within food webs. Many POPs are endocrine disrupting compounds …

People living a subsistence lifestyle in the Arctic are highly exposed to persistent organic
pollutants, including polychlorinated biphenyls (PCBs). Formerly Used Defense (FUD) sites …

The warming and acidification of surface waters as predicted by the IPCC leads aquatic
species to face major multifaceted changes in their environment. Although teleosts have …

Background: The Arctic is subject to atmospheric deposition of persistent organic pollutants
through the process of global distillation. It also contains thousands of sites with local …

Perchlorate is a ubiquitous environmental contaminant that has widespread endocrine
disrupting effects in vertebrates, including threespine stickleback (Gasterosteus aculeatus) …

Sampling blood for endocrine analysis from some species may not be practical or ethical.
Quantification of hormones extracted from nontypical sample types, such as keratinized …

Seventy-three percent of aerial insectivore species of birds breeding in North America have
declined in the past five years. This decline is even greater in migratory insectivorous …

The three-spined stickleback Gasterosteus aculeatus is an important model for studying
microevolution and parallel adaptation to freshwater environments. Marine and freshwater …

Global climate change leading to increased temperatures may affect shifts in physiological
processes especially in ectothermic organisms. Temperature-dependent shifts in …