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Quantifying long-term stress in brown bears with the hair cortisol concentration: a biomarker that may be confounded by rapid changes in response to capture and handlingSelenium accumulation in aquatic biota downstream of a uranium mining and milling operation.The quantification of reproductive hormones in the hair of captive adult brown bears and their application as indicators of sex and reproductive stateGlucocorticosteroid concentrations in feces and hair of captive caribou and reindeer following adrenocorticotropic hormone challenge.Environmental factors and habitat use influence body condition of individuals in a species at risk, the grizzly bear.Development and application of an antibody-based protein microarray to assess physiological stress in grizzly bears (Ursus arctos)Embryo Microinjection of Selenomethionine Reduces Hatchability and Modifies Oxidant Responsive Gene Expression in Zebrafish.Dietary selenomethionine exposure alters swimming performance, metabolic capacity and energy homeostasis in juvenile fathead minnow.Swimming performance and energy homeostasis in juvenile laboratory raised fathead minnow (Pimephales promelas) exposed to uranium mill effluent.Growth and energy storage in juvenile fathead minnows exposed to metal mine waste water in simulated winter and summer conditions.In ovo 2,3,7,8-tetrachlorodibenzo-p-dioxin exposure in three avian species. 1. Effects on thyroid hormones and growth during the perinatal period.Acute effects of β-naphthoflavone on cardiorespiratory function and metabolism in adult zebrafish (Danio rerio).Integrative assessment of selenium speciation, biogeochemistry, and distribution in a northern coldwater ecosystem.Population dynamics of cotton rats (Sigmodon hispidus) inhabiting abandoned petroleum landfarms in Oklahoma, USA.Historical and Contemporary Patterns of Mercury in a Hydroelectric Reservoir and Downstream Fishery: Concentration Decline in Water and Fishes.Effects of multiple effluents on resident fish from Junction Creek, Sudbury, Ontario.Overwinter alterations in energy stores and growth in juvenile fishes inhabiting areas receiving metal mining and municipal wastewater effluents.Compatibility of preparatory procedures for the analysis of cortisol concentrations and stable isotope (δ13C, δ15N) ratios: a test on brown bear hairComparison of methanol and isopropanol as wash solvents for determination of hair cortisol concentration in grizzly bears and polar bears.Developmental and Persistent Toxicities of Maternally Deposited Selenomethionine in Zebrafish (Danio rerio).2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) induces hepatic cytochrome P450-dependent arachidonic acid epoxygenation in diverse avian orders: regioisomer selectivity and immunochemical comparison of the TCDD-induced P450s to CYP1A4 and 1A5.Altered energetics and parasitism in juvenile northern pike (Esox lucius) inhabiting metal-mining contaminated lakes.Ecotoxicological risks associated with land treatment of petrochemical wastes. I. Residual soil contamination and bioaccumulation by cotton rats (Sigmodon hispidus).Tissue-specific HSP70 levels and reproductive physiological responses in fishes inhabiting a metal-contaminated creek.Development of a terrestrial vertebrate model for assessing bioavailability of cadmium in the fence lizard (Sceloporus undulatus) and in ovo effects on hatchling size and thyroid function.Decreased apoptosis in the forebrain of adult male medaka (Oryzias latipes) after aqueous exposure to ethinylestradiol.Reduced swim performance and aerobic capacity in adult zebrafish exposed to waterborne selenite.Assessment of oxidative stress and histopathology in juvenile northern pike (Esox lucius) inhabiting lakes downstream of a uranium mill.Cardiac and Metabolic Effects of Dietary Selenomethionine Exposure in Adult Zebrafish.Effects of Elevated In Ovo Selenium Exposure on Late Stage Development of Xenopus laevis Tadpoles.Effects of Chronic Dietary Selenomethionine Exposure on the Visual System of Adult and F1 Generation Zebrafish (Danio rerio).Dose-Dependent Early Life Stage Toxicities in Xenopus laevis Exposed In Ovo to Selenium.In ovo exposure to selenomethionine via maternal transfer increases developmental toxicities and impairs swim performance in F1 generation zebrafish (Danio rerio).Tissue-specific selenium accumulation and toxicity in adult female Xenopus laevis chronically exposed to elevated dietary selenomethionine.Mercury and cortisol in Western Hudson Bay polar bear hair.Selenium preferentially accumulates in the eye lens following embryonic exposure: a confocal X-ray fluorescence imaging study.Can concentrations of steroid hormones in brown bear hair reveal age class?Exposure to a contextually neutral stressor potentiates fear conditioning in juvenile rainbow trout, Oncorhynchus mykiss.Accumulation of selenium in aquatic systems downstream of a uranium mining operation in northern Saskatchewan, Canada.Reproductive and thyroid hormone profiles in captive Western fence lizards (Sceloporus occidentalis) after a period of brumation.
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description
researcher
@en
name
D M Janz
@en
D M Janz
@nl
type
label
D M Janz
@en
D M Janz
@nl
prefLabel
D M Janz
@en
D M Janz
@nl
P106
P31
P496
0000-0002-1866-9787