Filtros de búsqueda

Lista de obras de Robert J Letcher

1,2-Dibromo-4-(1,2-dibromoethyl)-cyclohexane and tris(methylphenyl) phosphate cause significant effects on development, mRNA expression, and circulating bile acid concentrations in chicken embryos

artículo científico publicado en 2014

A New Fluorinated Surfactant Contaminant in Biota: Perfluorobutane Sulfonamide in Several Fish Species

artículo científico publicado en 2015

A Review of Organophosphate Esters in the Environment from Biological Effects to Distribution and Fate

artículo científico publicado en 2016

A geographical comparison of chlorinated, brominated and fluorinated compounds in seabirds breeding in the eastern Canadian Arctic

artículo científico publicado en 2014

A high-performance-liquid-chromatography-based method for the determination of hydroxylated testosterone metabolites formed in vitro in liver microsomes from gray seal (Halichoerus grypus).

artículo científico publicado en 2002

A mixed-mode chromatographic separation method for the analysis of dialkyl phosphates

artículo científico publicado en 2018

A multi-assay screening approach for assessment of endocrine-active contaminants in wastewater effluent samples

artículo científico

A rapid analytical method to quantify complex organohalogen contaminant mixtures in large samples of high lipid mammalian tissues

artículo científico publicado en 2017

A review of ecological impacts of global climate change on persistent organic pollutant and mercury pathways and exposures in arctic marine ecosystems

article

A screening of persistent organohalogenated contaminants in hair of East Greenland polar bears

artículo científico publicado en 2010

Acute Exposure to Tris(1,3-dichloro-2-propyl) Phosphate (TDCIPP) Causes Hepatic Inflammation and Leads to Hepatotoxicity in Zebrafish

artículo científico publicado en 2016

Adrenocortical function of Arctic-breeding glaucous gulls in relation to persistent organic pollutants

artículo científico publicado en 2009

Age and seasonal variability of polybrominated diphenyl ethers in free-ranging East Greenland polar bears (Ursus maritimus).

artículo científico publicado en 2006

Alpha and Beta Isomers of Tetrabromoethylcyclohexane (TBECH) Flame Retardant: Depletion and Metabolite Formation In Vitro Using a Model Rat Microsomal Assay ⬇️

artículo científico publicado el 28 de agosto de 2012

Alterations in thyroid hormone status in Greenland sledge dogs exposed to whale blubber contaminated with organohalogen compounds

artículo científico publicado en 2011

An Assessment of In Ovo Toxicity of the Flame Retardant 1,2-Dibromo-4-(1,2-Dibromoethyl) Cyclohexane (TBECH) in the Zebra Finch ⬇️

artículo científico publicado el 1 de agosto de 2013

An assessment of the toxicological significance of anthropogenic contaminants in Canadian arctic wildlife

artículo científico publicado en 2005

Analysis of fluorotelomer alcohols and perfluorinated sulfonamides in biotic samples by liquid chromatography-atmospheric pressure photoionization mass spectrometry

artículo científico publicado en 2008

Assessment of concentrations and effects of organohalogen contaminants in a terrestrial passerine, the European starling

artículo científico publicado en 2014

Bioaccumulation and biotransformation of brominated and chlorinated contaminants and their metabolites in ringed seals (Pusa hispida) and polar bears (Ursus maritimus) from East Greenland

artículo científico publicado en 2009

Biochemical and Transcriptomic Effects of Herring Gull Egg Extracts from Variably Contaminated Colonies of the Laurentian Great Lakes in Chicken Hepatocytes

artículo científico publicado en 2015

Biochemical tracers reveal intra-specific differences in the food webs utilized by individual seabirds

artículo científico publicado en 2009

Biological monitoring of polyfluoroalkyl substances: A review

artículo científico publicado en 2006

Biotransformation of PCBs in relation to phase I and II xenobiotic-metabolizing enzyme activities in ringed seals (Phoca hispida) from Svalbard and the Baltic Sea.

artículo científico publicado en 2008

Biotransformation of polybrominated diphenyl ethers and polychlorinated biphenyls in beluga whale (Delphinapterus leucas) and rat mammalian model using an in vitro hepatic microsomal assay

artículo científico publicado en 2005

Biotransformation versus Bioaccumulation: Sources of Methyl Sulfone PCB and 4,4‘-DDE Metabolites in the Polar Bear Food Chain

article

Brain region distribution and patterns of bioaccumulative perfluoroalkyl carboxylates and sulfonates in east greenland polar bears (Ursus maritimus).

artículo científico publicado en 2013

Brain region-specific perfluoroalkylated sulfonate (PFSA) and carboxylic acid (PFCA) accumulation and neurochemical biomarker responses in east Greenland polar bears (Ursus maritimus).

artículo científico publicado en 2015

Brominated flame retardants and halogenated phenolic compounds in North American west coast bald eaglet (Haliaeetus leucocephalus) plasma

artículo científico publicado en 2006

Brominated flame retardants and organochlorine contaminants in winter flounder, harp and hooded seals, and North Atlantic right whales from the Northwest Atlantic Ocean

artículo científico publicado en 2010

Brominated flame retardants in glaucous gulls from the Norwegian Arctic: more than just an issue of polybrominated diphenyl ethers

artículo científico publicado en 2007

Brominated flame retardants in polar bears (Ursus maritimus) from Alaska, the Canadian Arctic, East Greenland, and Svalbard

artículo científico publicado en 2006

Changes in morphometry and association between whole-body fatty acids and steroid hormone profiles in relation to bioaccumulation patterns in salmon larvae exposed to perfluorooctane sulfonic or perfluorooctane carboxylic acids

artículo científico publicado en 2013

Changes in plasma retinol of American kestrels (Falco sparverius) in response to dietary or in ovo exposure to environmentally relevant concentrations of a penta-brominated diphenyl ether mixture, DE-71.

artículo científico publicado en 2010

Changes in prolactin in a highly organohalogen contaminated Arctic top predator seabird, the glaucous gull

artículo científico publicado en 2008

Changes in reproductive courtship behaviors of adult American kestrels (Falco sparverius) exposed to environmentally relevant levels of the polybrominated diphenyl ether mixture, DE-71.

artículo científico publicado en 2007

Changes in the growth, but not the survival, of American kestrels (Falco sparverius) exposed to environmentally relevant polybrominated diphenyl ethers

artículo científico publicado en 2006

Changes in the incubation by American kestrels (Falco sparverius) during exposure to the polybrominated diphenyl ether (PBDE) mixture DE-71.

artículo científico publicado en 2013

Characterization and profiling of hepatic cytochromes P450 and phase II xenobiotic-metabolizing enzymes in beluga whales (Delphinapterus leucas) from the St. Lawrence River Estuary and the Canadian Arctic

artículo científico publicado en 2004

Chemical and biological transfer: Which one is responsible for the maternal transfer toxicity of tris(1,3-dichloro-2-propyl) phosphate in zebrafish?

article

Chemical cocktail party in East Greenland: A first time evaluation of human organohalogen exposure from consumption of ringed seal and polar bear tissues and possible health implications

article

Chiral organochlorine contaminants in blood and eggs of glaucous gulls (Larus hyperboreus) from the Norwegian Arctic

artículo científico publicado en 2008

Chlorinated hydrocarbon contaminants and metabolites in polar bears (Ursus maritimus) from Alaska, Canada, East Greenland, and Svalbard: 1996-2002.

artículo científico publicado en 2005

Circumpolar study of perfluoroalkyl contaminants in polar bears (Ursus maritimus).

artículo científico publicado en 2005

Comparative body compartment composition and in ovo transfer of organophosphate flame retardants in North American Great Lakes herring gulls

artículo científico publicado en 2014

Comparative endocrine disruptive effects of contaminants in ringed seals (Phoca hispida) from Svalbard and the Baltic Sea.

artículo científico publicado en 2010

Comparative fate of organohalogen contaminants in two top carnivores in Greenland: captive sledge dogs and wild polar bears

artículo científico publicado en 2007

Comparative hepatic activity of xenobiotic-metabolizing enzymes and concentrations of organohalogens and their hydroxylated analogues in captive Greenland sledge dogs (Canis familiaris).

artículo científico publicado en 2009

Comparative hepatic in vitro depletion and metabolite formation of major perfluorooctane sulfonate precursors in Arctic polar bear, beluga whale, and ringed seal

artículo científico publicado en 2014

Comparative tissue and body compartment accumulation and maternal transfer to eggs of perfluoroalkyl sulfonates and carboxylates in Great Lakes herring gulls ⬇️

artículo científico publicado el 10 de noviembre de 2011

Comparison of the Enantiomer Distribution of Chiral Organochlorine Contaminants in Captive West Greenland Sled Dogs and Polar Bears from Baffin Bay

scholarly article by Matthew S. Ross et al published January 2011 in ACS Symposium Series

Composition of chlorinated hydrocarbon contaminants among major adipose tissue depots of polar bears (Ursus maritimus) from the Canadian high Arctic

artículo científico publicado en 2006

Concentrations, patterns and metabolites of organochlorine pesticides in relation to xenobiotic phase I and II enzyme activities in ringed seals (Phoca hispida) from Svalbard and the Baltic Sea.

artículo científico publicado en 2009

Contaminants of emerging concern in Caspian tern compared to herring gull eggs from Michigan colonies in the Great Lakes of North America

artículo científico publicado en 2017

Contemporary 14C radiocarbon levels of oxygenated polybrominated diphenyl ethers (O-PBDEs) isolated in sponge-cyanobacteria associations

artículo científico publicado en 2011

Current-use flame retardants in the eggs of herring gulls (Larus argentatus) from the Laurentian Great Lakes

artículo científico publicado en 2007

Current-use pesticides in seawater and their bioaccumulation in polar bear-ringed seal food chains of the Canadian Arctic

artículo científico publicado en 2016

Cytochrome P4501A1 expression, polychlorinated biphenyls and hydroxylated metabolites, and adipocyte size of bottlenose dolphins from the Southeast United States

artículo científico publicado en 2007

Debromination of polybrominated diphenyl ether congeners BDE 99 and BDE 183 in the intestinal tract of the common carp (Cyprinus carpio).

artículo científico publicado en 2004

Debromination of the flame retardant decabromodiphenyl ether by juvenile carp (Cyprinus carpio) following dietary exposure

artículo científico publicado en 2004

Determination of carotenoids and all-trans-retinol in fish eggs by liquid chromatography-electrospray ionization-tandem mass spectrometry

artículo científico publicado en 2005

Determination of glucuronide conjugates of hydroxyl triphenyl phosphate (OH-TPHP) metabolites in human urine and its use as a biomarker of TPHP exposure

artículo científico publicado en 2016

Determination of organophosphate flame retardants and plasticizers in lipid-rich matrices using dispersive solid-phase extraction as a sample cleanup step and ultra-high performance liquid chromatography with atmospheric pressure chemical ionization

artículo científico publicado en 2015

Dicationic ion-pairing of phosphoric acid diesters post-liquid chromatography and subsequent determination by electrospray positive ionization-tandem mass spectrometry ⬇️

artículo científico publicado el 9 de septiembre de 2011

Dietary accumulation and metabolism of polybrominated diphenyl ethers by juvenile carp (Cyprinus carpio).

artículo científico publicado en 2004

Dietary exposure of American kestrels (Falco sparverius) to decabromodiphenyl ether (BDE-209) flame retardant: uptake, distribution, debromination and cytochrome P450 enzyme induction

artículo científico publicado en 2013

Dietary, age and trans-generational effects on the fate of organohalogen contaminants in captive sledge dogs in Greenland

artículo científico publicado en 2008

Disruption of thyroxine and sex hormones by 1,2-dibromo-4-(1,2-dibromoethyl)cyclohexane (DBE-DBCH) in American kestrels (Falco sparverius) and associations with reproductive and behavioral changes

artículo científico publicado en 2017

Do organohalogen contaminants contribute to histopathology in liver from East Greenland polar bears (Ursus maritimus)?

artículo científico publicado en 2005

Down-Regulation of hspb9 and hspb11 Contributes to Wavy Notochord in Zebrafish Embryos Following Exposure to Polychlorinated Diphenylsulfides

artículo científico publicado en 2018

Dramatic changes in the temporal trends of polybrominated diphenyl ethers (PBDEs) in herring gull eggs from the Laurentian Great Lakes: 1982-2006.

artículo científico publicado en 2008

Early Exposure to 2,2′,4,4′,5-Pentabromodiphenyl Ether (BDE-99) Affects Mating Behavior of Zebra Finches ⬇️

artículo científico publicado el 8 de febrero de 2012

Effects of Polar Bear and Killer Whale Derived Contaminant Cocktails on Marine Mammal Immunity

artículo científico publicado en 2017

Effects of Tris(1,3-dichloro-2-propyl) Phosphate on Growth, Reproduction, and Gene Transcription of Daphnia magna at Environmentally Relevant Concentrations

artículo científico publicado en 2015

Effects of bisphenol A-related diphenylalkanes on vitellogenin production in male carp (Cyprinus carpio) hepatocytes and aromatase (CYP19) activity in human H295R adrenocortical carcinoma cells

artículo científico publicado en 2005

Effects of elevated dissolved carbon dioxide and perfluorooctane sulfonic acid, given singly and in combination, on steroidogenic and biotransformation pathways of Atlantic cod.

artículo científico publicado en 2014

Effects of food-borne exposure of juvenile rainbow trout (Oncorhynchus mykiss) to emerging brominated flame retardants 1,2-bis(2,4,6-tribromophenoxy)ethane and 2-ethylhexyl-2,3,4,5-tetrabromobenzoate

artículo científico publicado en 2017

Effects of the bioaccumulative polybrominated diphenyl ether flame retardant congener BDE-47 on growth, development, and reproductive success in zebra finches

artículo científico

Embryonic exposure to the polybrominated diphenyl ether mixture, DE-71, affects testes and circulating testosterone concentrations in adult American kestrels (Falco sparverius).

artículo científico publicado en 2011

Environmentally Relevant Concentrations of the Flame Retardant Tris(1,3-dichloro-2-propyl) Phosphate Inhibit Growth of Female Zebrafish and Decrease Fecundity

artículo científico publicado en 2015

Environmentally relevant concentrations of DE-71 and HBCD alter eggshell thickness and reproductive success of American kestrels

artículo científico publicado en 2009

Environmentally relevant organophosphate triesters in herring gulls: In vitro biotransformation and kinetics and diester metabolite formation using a hepatic microsomal assay

artículo científico publicado en 2016

Erratum: Polyhalogenated aromatic hydrocarbons and metabolites: Relation to circulating thyroid hormone and retinol in nestling bald eagles (Haliaeetus leucocephalus)

article

Establishment of a three-step method to evaluate effects of chemicals on development of zebrafish embryo/larvae

artículo científico publicado en 2017

European starlings ( Sturnus vulgaris ) suggest that landfills are an important source of bioaccumulative flame retardants to Canadian terrestrial ecosystems

artículo científico publicado en 2013

Evidence of immunomodulation in nestling American kestrels (Falco sparverius) exposed to environmentally relevant PBDEs

artículo científico publicado en 2005

Exploring adduct formation between human serum albumin and eleven organophosphate ester flame retardants and plasticizers using MALDI-TOF/TOF and LC-Q/TOF

artículo científico publicado en 2017

Exposure and effects assessment of persistent organohalogen contaminants in arctic wildlife and fish

artículo científico publicado en 2009

Exposure to mixtures of organohalogen contaminants and associative interactions with thyroid hormones in East Greenland polar bears (Ursus maritimus).

artículo científico publicado en 2011

Exposure to polybrominated diphenyl ethers (PBDEs): changes in thyroid, vitamin A, glutathione homeostasis, and oxidative stress in American kestrels (Falco sparverius).

artículo científico

Exposure to the androgenic brominated flame retardant 1,2-dibromo-4-(1,2-dibromoethyl)-cyclohexane alters reproductive and aggressive behaviors in birds

artículo científico publicado en 2015

Fate, partitioning, and mass loading of polybrominated diphenyl ethers (PBDEs) during the treatment processing of municipal sewage

artículo científico publicado en 2006

Female hatchling American kestrels have a larger hippocampus than males: A link with sexual size dimorphism?

Field metabolic rate and PCB adipose tissue deposition efficiency in East Greenland polar bears derived from contaminant monitoring data

artículo científico publicado en 2014

Flame retardants and legacy contaminants in polar bears from Alaska, Canada, East Greenland and Svalbard, 2005-2008.

artículo científico publicado en 2010

Flame retardants and methoxylated and hydroxylated polybrominated diphenyl ethers in two Norwegian Arctic top predators: glaucous gulls and polar bears

artículo científico publicado en 2005

Flame retardants in eggs of American kestrels and European starlings from southern Lake Ontario region (North America) ⬇️

artículo científico publicado el 1 de noviembre de 2012

Flame retardants in eggs of four gull species (Laridae) from breeding sites spanning Atlantic to Pacific Canada

artículo científico

Functional Group-Dependent Screening of Organophosphate Esters (OPEs) and Discovery of an Abundant OPE Bis-(2-ethylhexyl)-phenyl Phosphate in Indoor Dust

artículo científico publicado en 2020

Geographic distribution of selected elements in the livers of polar bears from Greenland, Canada and the United States

article

Global change effects on the long-term feeding ecology and contaminant exposures of East Greenland polar bears

artículo científico publicado en 2013

Greenland sledge dogs (Canis familiaris) develop liver lesions when exposed to a chronic and dietary low dose of an environmental organohalogen cocktail

artículo científico publicado en 2007

Halogenated Flame Retardants in Predator and Prey Fish From the Laurentian Great Lakes: Age-Dependent Accumulation and Trophic Transfer.

artículo científico publicado en 2017

Halogenated phenolic compound determination in plasma and serum by solid phase extraction, dansylation derivatization and liquid chromatography-positive electrospray ionization-tandem quadrupole mass spectrometry

artículo científico publicado en 2013

Hepatic microsomal cytochrome P450 enzyme activity in relation to in vitro metabolism/inhibition of polychlorinated biphenyls and testosterone in Baltic grey seal (Halichoerus grypus).

artículo científico publicado en 2003

Hepatic phase I and II biotransformation responses and contaminant exposure in long-finned pilot whales from the Northeastern Atlantic

artículo científico publicado en 2017

Hexabromocyclododecane Flame Retardant Isomers in Sediments from Detroit River and Lake Erie of the Laurentian Great Lakes of North America

artículo científico publicado en 2015

High-sensitivity method for determination of tetrabromobisphenol-S and tetrabromobisphenol-A derivative flame retardants in great lakes herring gull eggs by liquid chromatography-atmospheric pressure photoionization-tandem mass spectrometry

artículo científico publicado en 2010

Historical contaminants, flame retardants, and halogenated phenolic compounds in peregrine Falcon (Falco peregrinus) nestlings in the Canadian Great Lakes Basin

artículo científico publicado en 2010

Hydroxylated and methylsulfone-containing metabolites of polychlorinated biphenyls in the plasma and blubber of bowhead whales (Balaena mysticetus).

artículo científico publicado en 2003

IPY BearHealth: Polar Bear (Ursus maritimus) Circumpolar Health Assessment in Relation to Persistent Pollutants and Climate Change

article

Identification of 4-Hydroxyheptachlorostyrene in Polar Bear Plasma and Its Binding Affinity to Transthyretin: A Metabolite of Octachlorostyrene?

article by Courtney D. Sandau et al published September 2000 in Environmental Science & Technology

Impairment of cellular immunity in west Greenland sledge dogs (Canis familiaris) dietary exposed to polluted minke whale (Balaenoptera acutorostrata) blubber

artículo científico publicado en 2006

In Ovo Effects of Perfluorohexane Sulfonate and Perfluorohexanoate on Pipping Success, Development, mRNA Expression, and Thyroid Hormone Levels in Chicken Embryos ⬇️

artículo científico publicado el 2 de febrero de 2012

In Ovo Effects of Two Organophosphate Flame Retardants—TCPP and TDCPP—on Pipping Success, Development, mRNA Expression, and Thyroid Hormone Levels in Chicken Embryos ⬇️

artículo científico publicado el 29 de abril de 2013

In Vitro Metabolism of Photolytic Breakdown Products of Tetradecabromo-1,4-diphenoxybenzene Flame Retardant in Herring Gull and Rat Liver Microsomal Assays

artículo científico publicado en 2016

In Vitro and In Silico Competitive Binding of Brominated Polyphenyl Ether Contaminants With Human and Gull Thyroid Hormone Transport Proteins.

artículo científico publicado en 2017

In ovo exposure to brominated flame retardants Part I: Assessment of effects of TBBPA-BDBPE on survival, morphometric and physiological endpoints in zebra finches

article

In ovo exposure to brominated flame retardants Part II: Assessment of effects of TBBPA-BDBPE and BTBPE on hatching success, morphometric and physiological endpoints in American kestrels

article

In ovo tris(2-butoxyethyl) phosphate concentrations significantly decrease in late incubation after a single exposure via injection, with no evidence of effects on hatching success or latent effects on growth or reproduction in zebra finches

artículo científico publicado en 2016

In vitro and in ovo effects of four brominated flame retardants on toxicity and hepatic mRNA expression in chicken embryos

artículo científico publicado el 26 de agosto de 2011

In vitro antiestrogenic effects of aryl methyl sulfone metabolites of polychlorinated biphenyls and 2,2-bis(4-chlorophenyl)-1,1-dichloroethene on 17beta-estradiol-induced gene expression in several bioassay systems

artículo científico publicado en 2002

In vitro biotransformation of decabromodiphenyl ether (BDE-209) and Dechlorane Plus flame retardants: A case study of ring-billed gull breeding in a pollution hotspot in the St. Lawrence River, Canada ⬇️

artículo científico publicado el 27 de marzo de 2013

In vitro effects of brominated flame retardants and metabolites on CYP17 catalytic activity: a novel mechanism of action?

artículo científico publicado en 2006

In vitro metabolism of polychlorinated biphenyls and cytochrome P450 monooxygenase activities in dietary-exposed Greenland sledge dogs

artículo científico publicado en 2009

Individual Prey Specialization Drives PCBs in Icelandic Killer Whales

artículo científico publicado en 2021

Individual variation in body burden, lipid status, and reproductive investment is related to maternal transfer of a brominated diphenyl ether (BDE-99) to eggs in the zebra finch

artículo científico publicado en 2012

Inhibition and induction of aromatase (CYP19) activity by brominated flame retardants in H295R human adrenocortical carcinoma cells

artículo científico publicado en 2005

Is bone mineral composition disrupted by organochlorines in east Greenland polar bears (Ursus maritimus)?

artículo científico publicado en 2004

Is dietary mercury of neurotoxicological concern to wild polar bears (Ursus maritimus)?

artículo científico publicado en 2009

Isomer-Specific Hexabromocyclododecane (HBCDD) Levels in Top Predator Fish from Across Canada and 36-Year Temporal Trends in Lake Ontario

artículo científico publicado en 2018

Isomers of Dechlorane Plus flame retardant in the eggs of herring gulls (Larus argentatus) from the Laurentian Great Lakes of North America: temporal changes and spatial distribution

artículo científico publicado en 2008

Key Principles for the Intergovernmental Science–Policy Panel on Chemicals and Waste

artículo científico publicado en 2023

Legacy and emerging organic pollutants in liver and plasma of long-finned pilot whales (Globicephala melas) from waters surrounding the Faroe Islands

artículo científico publicado en 2015

Linear and branched perfluorooctane sulfonate (PFOS) isomer patterns differ among several tissues and blood of polar bears ⬇️

artículo científico publicado el 3 de agosto de 2013

Linear and branched perfluorooctane sulfonate isomer patterns in herring gull eggs from colonial sites across the Laurentian Great Lakes

artículo científico publicado en 2010

Linear and branched perfluorooctane sulfonate isomers in technical product and environmental samples by in-port derivatization-gas chromatography-mass spectrometry.

artículo científico publicado en 2009

Liquid Crystal Monomers (LCMs): A New Generation of Persistent Bioaccumulative and Toxic (PBT) Compounds?

artículo científico publicado en 2018

Liquid chromatography-electrospray-tandem mass spectrometry method for determination of organophosphate diesters in biotic samples including Great Lakes herring gull plasma

artículo científico publicado en 2014

METHYLSULFONE POLYCHLORINATED BIPHENYL AND 2,2-BIS(CHLOROPHENYL)-1,1-DICHLOROETHYLENE METABOLITES IN BELUGA WHALE (DELPHINAPTERUS LEUCAS) FROM THE ST. LAWRENCE RIVER ESTUARY AND WESTERN HUDSON BAY, CANADA

article

Maternal transfer of organohalogen contaminants and metabolites to eggs of Arctic-breeding glaucous gulls

artículo científico publicado en 2006

Maternally derived testosterone and 17beta-estradiol in the eggs of Arctic-breeding glaucous gulls in relation to persistent organic pollutants

artículo científico

Mercury in the marine environment of the Canadian Arctic: review of recent findings

artículo científico publicado en 2014

Mercury-associated DNA hypomethylation in polar bear brains via the LUminometric Methylation Assay: a sensitive method to study epigenetics in wildlife

artículo científico publicado en 2009

Metabolism in the toxicokinetics and fate of brominated flame retardants--a review

artículo científico publicado en 2003

Metabolism of polybrominated diphenyl ethers (PBDEs) by human hepatocytes in vitro

artículo científico publicado en 2008

Methodology and determination of tetradecabromo-1, 4-diphenoxybenzene flame retardant and breakdown by-products in sediments from the Laurentian Great Lakes

artículo científico publicado en 2015

Modeling Population-Level Consequences of Polychlorinated Biphenyl Exposure in East Greenland Polar Bears

artículo científico publicado en 2015

Monitoring of perfluorinated compounds in aquatic biota: an updated review

artículo científico publicado en 2011

Multi-generational effects of polybrominated diphenylethers exposure: embryonic exposure of male American kestrels (Falco sparverius) to DE-71 alters reproductive success and behaviors

artículo científico publicado en 2010

Multigenerational effects of tris(1,3-dichloro-2-propyl) phosphate on the free-living ciliate protozoa Tetrahymena thermophila exposed to environmentally relevant concentrations and after subsequent recovery

artículo científico publicado en 2016

New organochlorine contaminants and metabolites in plasma and eggs of glaucous gulls (Larus hyperboreus) from the Norwegian Arctic

artículo científico publicado en 2005

Newly Discovered Methoxylated Polybrominated Diphenoxybenzenes Have Been Contaminants in the Great Lakes Herring Gull Eggs for Thirty Years ⬇️

artículo científico publicado el 21 de agosto de 2012

Novel Methoxylated Polybrominated Diphenoxybenzene Congeners and Possible Sources in Herring Gull Eggs from the Laurentian Great Lakes of North America ⬇️

artículo científico publicado el 21 de octubre de 2011

Novel flame retardants in urban-feeding ring-billed gulls from the St. Lawrence River, Canada

artículo científico publicado el 20 de agosto de 2012

On the integration of ecological and physiological variables in polar bear toxicology research: a systematic review

article by Thea Bechshoft et al published March 2018 in Environmental Reviews

Optimization of an in vitro assay methodology for competitive binding of thyroidogenic xenobiotics with thyroxine on human transthyretin and albumin

artículo científico publicado en 2017

Organohalogen contaminants and metabolites in cerebrospinal fluid and cerebellum gray matter in short-beaked common dolphins and Atlantic white-sided dolphins from the western North Atlantic

artículo científico publicado en 2009

Organohalogen contaminants and reproductive hormones in incubating glaucous gulls (Larus hyperboreus) from the Norwegian Arctic

artículo científico publicado en 2006

Organohalogen contaminants and total mercury in forage fish preyed upon by thick-billed murres in northern Hudson Bay.

artículo científico publicado en 2013

Organohalogen contamination in breeding glaucous gulls from the Norwegian Arctic: associations with basal metabolism and circulating thyroid hormones

artículo científico publicado en 2006

Organohalogens in a whale-blubber-supplemented diet affects hepatic retinol and renal tocopherol concentrations in greenland sled dogs (Canis familiaris).

artículo científico publicado en 2010

Organophosphate Ester, 2-Ethylhexyl Diphenyl Phosphate (EHDPP), Elicits Cytotoxic and Transcriptomic Effects in Chicken Embryonic Hepatocytes and Its Biotransformation Profile Compared to Humans

scientific article published on 01 February 2019

Organophosphate Flame Retardants and Plasticizers in Aqueous Solution: pH-Dependent Hydrolysis, Kinetics, and Pathways

artículo científico publicado en 2016

Organophosphate esters in East Greenland polar bears and ringed seals: Adipose tissue concentrations and in vitro depletion and metabolite formation

artículo científico publicado en 2017

Organophosphate triesters and selected metabolites enhance binding of thyroxine to human transthyretin in vitro

artículo científico publicado en 2018

Ozone treatment and the depletion of detectable pharmaceuticals and atrazine herbicide in drinking water sourced from the upper Detroit River, Ontario, Canada

artículo científico publicado en 2006

PCBs and DDE, but not PBDEs, increase with trophic level and marine input in nestling bald eagles

artículo científico publicado en 2009

PCBs and organochlorine pesticides in blubber biopsies from free-ranging St. Lawrence River Estuary beluga whales (Delphinapterus leucas), 1994-1998.

artículo científico publicado en 2003

Parental transfer of tris(1,3-dichloro-2-propyl) phosphate and transgenerational inhibition of growth of zebrafish exposed to environmentally relevant concentrations

artículo científico publicado en 2016

Penile density and globally used chemicals in Canadian and Greenland polar bears

artículo científico publicado en 2015

Per- and polyfluoroalkyl substances (PFASs) - New endocrine disruptors in polar bears (Ursus maritimus)?

artículo científico publicado en 2016

Perflouroalkyl contaminants in liver tissue from East Greenland polar bears (Ursus maritimus).

artículo científico publicado en 2005

Perfluorinated alkyl substances in plasma, liver, brain, and eggs of glaucous gulls (Larus hyperboreus) from the Norwegian arctic

artículo científico publicado en 2005

Perfluorinated carboxylates and sulfonates and precursor compounds in herring gull eggs from colonies spanning the Laurentian Great Lakes of North America

artículo científico publicado en 2009

Perfluorinated sulfonate and carboxylate compounds and precursors in herring gull eggs from across the Laurentian Great Lakes of North America: Temporal and recent spatial comparisons and exposure implications

artículo científico publicado en 2015

Perfluorinated sulfonate and carboxylate compounds in eggs of seabirds breeding in the Canadian Arctic: temporal trends (1975-2011) and interspecies comparison

artículo científico publicado en 2012

Perfluoroalkyl Acids in European Starling Eggs Indicate Landfill and Urban Influences in Canadian Terrestrial Environments

artículo científico publicado en 2018

Perfluoroalkyl acids and sulfonamides and dietary, biological and ecological associations in peregrine falcons from the Laurentian Great Lakes Basin, Canada

artículo científico publicado en 2020

Perfluoroalkyl carboxylates and sulfonates and precursors in relation to dietary source tracers in the eggs of four species of gulls (Larids) from breeding sites spanning Atlantic to Pacific Canada

artículo científico publicado en 2011

Perfluoroalkyl sulfonates and carboxylic acids in liver, muscle and adipose tissues of black-footed albatross (Phoebastria nigripes) from Midway Island, North Pacific Ocean

artículo científico publicado en 2015

Perfluorooctane sulfonamide-mediated modulation of hepatocellular lipid homeostasis and oxidative stress responses in Atlantic salmon hepatocytes

artículo científico publicado en 2012

Perfluorooctane sulfonate (PFOS) toxicity in domestic chicken (Gallus gallus domesticus) embryos in the absence of effects on peroxisome proliferator activated receptor alpha (PPARalpha)-regulated genes

artículo científico publicado en 2008

Persistent or not persistent? Polychlorinated biphenyls are readily depurated by grizzly bears (Ursus arctos horribilis).

artículo científico publicado en 2009

Persistent organic pollutants and penile bone mineral density in East Greenland and Canadian polar bears (Ursus maritimus) during 1996-2015.

artículo científico publicado en 2018

Persistent organic pollutants, skull size and bone density of polar bears (Ursus maritimus) from East Greenland 1892-2015 and Svalbard 1964-2004.

artículo científico publicado en 2017

Photochemical and microbial transformation of emerging flame retardants: cause for concern?

artículo científico

Photolysis of highly brominated flame retardants leads to time-dependent dioxin-responsive mRNA expression in chicken embryonic hepatocytes

artículo científico publicado en 2017

Photolytic degradation products of two highly brominated flame retardants cause cytotoxicity and mRNA expression alterations in chicken embryonic hepatocytes

artículo científico publicado en 2014

Physiologically-based pharmacokinetic modelling of immune, reproductive and carcinogenic effects from contaminant exposure in polar bears (Ursus maritimus) across the Arctic

artículo científico publicado en 2015

Pipping success and liver mRNA expression in chicken embryos exposed in ovo to C8 and C11 perfluorinated carboxylic acids and C10 perfluorinated sulfonate

artículo científico publicado en 2009

Pipping success, isomer-specific accumulation, and hepatic mRNA expression in chicken embryos exposed to HBCD.

artículo científico publicado en 2010

Plasma-associated halogenated phenolic contaminants in benthic and pelagic fish species from the Detroit River

artículo científico publicado en 2003

Polar bear stress hormone cortisol fluctuates with the North Atlantic Oscillation climate index

article

Polybrominated diphenyl ethers and hydroxylated and methoxylated brominated and chlorinated analogues in the plasma of fish from the Detroit River

artículo científico publicado en 2005

Polybrominated diphenyl ethers and multiple stressors influence the reproduction of free-ranging tree swallows (Tachycineta bicolor) nesting at wastewater treatment plants

artículo científico publicado en 2013

Polybrominated diphenyl ethers and their hydroxylated analogs in plasma of bottlenose dolphins (Tursiops truncatus) from the United States east coast.

artículo científico publicado en 2009

Polychlorinated Diphenylsulfides Activate Aryl Hydrocarbon Receptor 2 in Zebrafish Embryos: Potential Mechanism of Developmental Toxicity

artículo científico publicado en 2018

Polyhalogenated aromatic hydrocarbons and metabolites: Relation to circulating thyroid hormone and retinol in nestling bald eagles (Haliaeetus leucocephalus).

artículo científico publicado en 2010

Predicting global killer whale population collapse from PCB pollution

scientific article published in Science

Quantification of achiral and chiral methylsulfonyl polychlorinated biphenyl metabolites by column-switching liquid chromatography-atmospheric pressure photoionization-tandem mass spectrometry

artículo científico publicado en 2012

Raising the standard of systematic reviews published in Environment International

article

Rapid in vitro metabolism of the flame retardant triphenyl phosphate and effects on cytotoxicity and mRNA expression in chicken embryonic hepatocytes

artículo científico publicado en 2014

Recent progress on our understanding of the biological effects of mercury in fish and wildlife in the Canadian Arctic

artículo científico publicado en 2014

Recombinant albumin and transthyretin transport proteins from two gull species and human: chlorinated and brominated contaminant binding and thyroid hormones

artículo científico publicado en 2010

Recombinant transthyretin purification and competitive binding with organohalogen compounds in two gull species (Larus argentatus and Larus hyperboreus).

artículo científico publicado en 2008

Reconcilable differences: The use of reference material to reduce methodological artifacts in the reporting of organochlorine pesticides and polychlorinated biphenyls ⬇️

artículo científico publicado el 1 de enero de 2010

Regional contamination versus regional dietary differences: understanding geographic variation in brominated and chlorinated contaminant levels in polar bears

artículo científico publicado en 2010

Relationships between concentrations of selected organohalogen contaminants and thyroid hormones and vitamins A, E and D in Faroese pilot whales

artículo científico publicado en 2016

Renal lesions in Greenland sledge dogs (Canis familiaris) exposed to a natural dietary cocktail of persistent organic pollutants

article

Reproductive performance in East Greenland polar bears (Ursus maritimus) may be affected by organohalogen contaminants as shown by physiologically-based pharmacokinetic (PBPK) modelling

artículo científico publicado en 2009

Screening of thyroid gland histology in organohalogen-contaminated glaucous gulls (Larus hyperboreus) from the Norwegian Arctic

article

Sea ice-associated diet change increases the levels of chlorinated and brominated contaminants in polar bears

artículo científico publicado en 2009

Seasonality effects on pharmaceuticals and s-triazine herbicides in wastewater effluent and surface water from the Canadian side of the upper Detroit River

artículo científico publicado en 2006

Sex-specific responses in neuroanatomy of hatchling American kestrels in response to embryonic exposure to the flame retardants bis(2-ethylhexyl)-2,3,4,5-tetrabromophthalate or 2-ethylhexyl-2,3,4,5-tetrabromobenzoate

article

Side-chain fluorinated polymer surfactants in aquatic sediment and biosolid-augmented agricultural soil from the Great Lakes basin of North America

artículo científico publicado en 2017

Simultaneous determination of tetrabromobisphenol A, tetrachlorobisphenol A, bisphenol A and other halogenated analogues in sediment and sludge by high performance liquid chromatography-electrospray tandem mass spectrometry

artículo científico publicado en 2005

Size and density of East Greenland polar bear (Ursus maritimus) skulls: Valuable bio-indicators of environmental changes?

article

Skull Foramina Asymmetry in East Greenland and Svalbard Polar Bears (Ursus maritimus) in Relation to Stressful Environments

article

Spatial and temporal comparisons of legacy and emerging flame retardants in herring gull eggs from colonies spanning the Laurentian Great Lakes of Canada and United States

artículo científico publicado en 2015

Spatial and temporal trends of selected trace elements in liver tissue from polar bears (Ursus maritimus) from Alaska, Canada and Greenland

artículo científico publicado en 2011

Spatio-temporal trends and monitoring design of perfluoroalkyl acids in the eggs of gull (Larid) species from across Canada and parts of the United States

artículo científico publicado en 2016

Spatiotemporal patterns and relationships among the diet, biochemistry, and exposure to flame retardants in an apex avian predator, the peregrine falcon

artículo científico publicado en 2017

Steroid hormones in blood plasma from Greenland sledge dogs (Canis familiaris) dietary exposed to organohalogen polluted minke whale (Balaenoptera acuterostrata) blubber

article

Structure-Dependent in Vitro Metabolism of Alkyl-Substituted Analogues of Triphenyl Phosphate in East Greenland Polar Bears and Ringed Seals

scholarly article by Adelle Strobel et al published March 2018 in Environmental science & technology letters

Sunlight Irradiation of Highly Brominated Polyphenyl Ethers Generates Polybenzofuran Products That Alter Dioxin-responsive mRNA Expression in Chicken Hepatocytes

artículo científico publicado en 2016

Target tissue selectivity and burdens of diverse classes of brominated and chlorinated contaminants in polar bears (Ursus maritimus) from East Greenland

artículo científico publicado en 2008

Temporal and Spatial Variation in Metric Asymmetry in Skulls of Polar Bears (Ursus maritimus) from East Greenland and Svalbard

article

Temporal trends and spatial distribution of non-polybrominated diphenyl ether flame retardants in the eggs of colonial populations of Great Lakes herring gulls

artículo científico publicado en 2009

Temporal trends of Hg in Arctic biota, an update

artículo científico publicado en 2011

Testosterone concentrations and male genital organ morphology in Greenland sledge dogs (Canis familiaris) dietary exposed to organohalogen contaminants

article

Tetrabromobisphenol-A-Bis(dibromopropyl ether) Flame Retardant in Eggs, Regurgitates, and Feces of Herring Gulls from Multiple North American Great Lakes Locations

scientific article published on 31 July 2019

The Enantioselective Bioaccumulation of Chiral Chlordane and α-HCH Contaminants in the Polar Bear Food Chain

article by Karin Wiberg et al published July 2000 in Environmental Science & Technology

The authors' reply

The distribution and trends of persistent organic pollutants and mercury in marine mammals from Canada's Eastern Arctic

artículo científico publicado en 2017

The effects of Dechlorane Plus on toxicity and mRNA expression in chicken embryos: A comparison of in vitro and in ovo approaches ⬇️

artículo científico publicado el 22 de abril de 2011

The role of diet on long-term concentration and pattern trends of brominated and chlorinated contaminants in western Hudson Bay polar bears, 1991–2007 ⬇️

artículo científico publicado el 26 de septiembre de 2010

The state-of-the-science and trends of brominated flame retardants in the environment: present knowledge and future directions

artículo científico publicado en 2003

Three decades (1983-2010) of contaminant trends in East Greenland polar bears (Ursus maritimus). Part 1: legacy organochlorine contaminants.

artículo científico publicado en 2012

Three decades (1983-2010) of contaminant trends in East Greenland polar bears (Ursus maritimus). Part 2: brominated flame retardants

artículo científico publicado en 2012

Thyroid gland lesions in organohalogen contaminated East Greenland polar bears (Ursus maritimus)

article

Thyroid hormones and deiodinase activity in plasma and tissues in relation to high levels of organohalogen contaminants in East Greenland polar bears (Ursus maritimus).

artículo científico publicado en 2014

Time-dependent inhibitory effects of Tris(1, 3-dichloro-2-propyl) phosphate on growth and transcription of genes involved in the GH/IGF axis, but not the HPT axis, in female zebrafish

artículo científico publicado en 2017

Tissue-specific concentrations and patterns of perfluoroalkyl carboxylates and sulfonates in East Greenland polar bears

artículo científico publicado en 2012

Tissue-specific congener composition of organohalogen and metabolite contaminants in East Greenland polar bears (Ursus maritimus)

article

Transfer of hexabromocyclododecane flame retardant isomers from captive American kestrel eggs to feathers and their association with thyroid hormones and growth

artículo científico publicado en 2016

Trends of polybrominated diphenyl ethers and hexabromocyclododecane in eggs of Canadian Arctic seabirds reflect changing use patterns

artículo científico publicado en 2015

Triclosan in waste and surface waters from the upper Detroit River by liquid chromatography-electrospray-tandem quadrupole mass spectrometry

artículo científico publicado en 2004

Tris(2-butoxyethyl)phosphate and triethyl phosphate alter embryonic development, hepatic mRNA expression, thyroid hormone levels, and circulating bile acid concentrations in chicken embryos

artículo científico publicado en 2014

Twenty years of temporal change in perfluoroalkyl sulfonate and carboxylate contaminants in herring gull eggs from the Laurentian Great Lakes ⬇️

artículo científico publicado el 25 de octubre de 2011

Two decades of biomonitoring polar bear health in Greenland: a review

artículo científico publicado en 2012

Unusually high Deca-BDE concentrations and new flame retardants in a Canadian Arctic top predator, the glaucous gull

article

Uptake, distribution, depletion, and in ovo transfer of isomers of hexabromocyclododecane flame retardant in diet-exposed American kestrels (Falco sparverius).

artículo científico publicado en 2015

Volatile Methylsiloxanes and Organophosphate Esters in the Eggs of European Starlings (Sturnus vulgaris) and Congeneric Gull Species from Locations across Canada.

artículo científico publicado en 2017

Waste-water treatment plants are implicated as an important source of flame retardants in insectivorous tree swallows (Tachicyneta bicolor).

artículo científico publicado en 2017

Wastewater dilution index partially explains observed polybrominated diphenyl ether flame retardant concentrations in osprey eggs from Columbia River Basin, 2008–2009 ⬇️

artículo científico publicado el 22 de febrero de 2011

What are the toxicological effects of mercury in Arctic biota?

artículo científico

Whole-Life-Stage Characterization in the Basic Biology of Daphnia magna and Effects of TDCIPP on Growth, Reproduction, Survival, and Transcription of Genes

artículo científico publicado en 2017

Xenoendocrine pollutants may reduce size of sexual organs in East Greenland polar bears (Ursus maritimus).

artículo científico publicado en 2006

Xenoestrogenic and dioxin-like activity in blood of East Greenland polar bears (Ursus maritimus).

artículo científico publicado en 2013

Dominio Público Uruguay está sostenido por:

Acerca de Dominio Público Uruguay

Ayuda