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Displaying 1 - 25 of 118

Per- and Polyfluoroalkyl Substances in Textiles Present in Firefighter Gloves, Hoods, and Wildland Gear

December 13, 2024
Author(s)
Andre Thompson, Andrew Maizel, Meghanne Tighe, Samuel Escobar Veras, Alix Rodowa, Bruce Benner, Audrey Tombaugh, Jessica Reiner, Michelle Donnelly, Ryan Falkenstein-Smith, John Kucklick, Catherine Rimmer, Rick Davis
Firefighter turnout gear has been found to contain per- and polyfluoroalkyl substances (PFAS) and is a potential source of PFAS exposure to firefighters. However, previous evaluations of firefighter exposure to PFAS through personal protective gear has

Per- and Polyfluoroalkyl Substances - Non-Targeted Analysis Interlaboratory Study Final Report

October 15, 2024
Author(s)
Benjamin Place, Jessica Reiner, Jared Ragland, Alix Rodowa, Carolyn Burdette, Amy Cuthbertson, Catherine Rimmer, John Kucklick, Nathan Mahynski
Non-targeted analysis (NTA) is a technique for the identification of unknown chemicals in complex materials, such as novel per- and polyfluoroalkyl substances (PFAS) in environmental materials and commercial formulations. The PFAS NTA Interlaboratory Study

Per- and Polyfluoroalkyl Substances in Firefighter Turnout Gear Textiles Exposed to Abrasion, Elevated Temperature, Laundering, or Weathering

January 16, 2024
Author(s)
Andrew Maizel, Andre Thompson, Meghanne Tighe, Samuel Escobar Veras, Alix Rodowa, Ryan Falkenstein-Smith, Bruce A. Benner Jr., Kathleen Hoffman, Michelle K. Donnelly, Olivia Hernandez, Nadine Wetzler, Trung Ngu, Jessica Reiner, Benjamin Place, John Kucklick, Kate Rimmer, Rick D. Davis
Textiles used in the construction of structural firefighter turnout gear jackets and pants have been found to contain per- and polyfluoroalkyl substances (PFAS) as well as fluoropolymer membranes and treatments containing fluorinated polymers. Additionally

Per- and Polyfluoroalkyl Substances in New Firefighter Turnout Gear Textiles

May 1, 2023
Author(s)
Andrew Maizel, Andre Thompson, Meghanne Tighe, Samuel Escobar Veras, Alix Rodowa, Ryan Falkenstein-Smith, Bruce A. Benner Jr., Kathleen Hoffman, Michelle K. Donnelly, Olivia Hernandez, Nadine Wetzler, Trung Ngu, Jessica Reiner, Benjamin Place, John Kucklick, Kate Rimmer, Rick D. Davis
Turnout gear is increasingly recognized as a potential source of per- and polyfluoroalkyl substance (PFAS) exposure to firefighters. To determine the type, concentration, and prevalence of PFAS potentially present in new firefighter turnout gear, fifty

Using Plasma Vitellogenin in Loggerhead Sea Turtles to Assess Reproductive Maturation and Estrogen-Like Contaminant Exposure

March 21, 2023
Author(s)
Raquel Corniuk, Jennifer Lynch, Michael Arendt, Joanne Braun-McNeill, David Owens, Roldan Valverde, John Kucklick, Patricia McClellan-Green
Vitellogenin (VTG), an egg yolk precursor, is abnormally produced by male and juvenile oviparous species after exposure to estrogens. Plasma VTG in loggerhead sea turtles (Caretta caretta) helped us understand their reproductive maturation and investigate

Levels and profiles of perfluorinated alkyl acids in liver tissues of birds with different habitat types and trophic levels from an urbanized coastal region of South Korea

August 1, 2022
Author(s)
Sang Hee Hong, Jessica L. Reiner, Mi Jang, Stacy Schuur, Gi Myung Han, John Kucklick, Won Joon Shim
Contamination status and characteristics of perfluorinated alkyl acids (PFAAs) including perfluorinated carboxylic acids (PFCAs) and perfluorinated sulfonic acids (PFSAs) was examined using liver tissue of birds - blacktailed gulls (Larus crassirostris)

Temporal tends of persistent organic pollutants in Sarasota Bay common bottlenose dolphins (Tursiops truncatus)

February 17, 2022
Author(s)
John Kucklick, Ashley Boggs-Russell, Kevin Huncik, Amanda Moors, Elizabeth Davis, Gina Ylitalo, Mary McConnell, Christina Makris, Randall Wells
Legacy persistent organic pollutants (POPs) were measured in blubber samples collected from 196 common bottlenose dolphins (Tursiops truncatus) during 2000 to 2016 in the Sarasota Bay, Florida, ecosystem. Legacy POPs included polychlorinated biphenyl

Naturally occurring organobromine compounds (OBCs) including polybrominated dibenzo-p-dioxins in the marine sponge Hyrtios proteus from The Bahamas

August 25, 2021
Author(s)
Qiong Wu, Natalie Eisenhardt, Stephanie Shaw, Joseph Pawlik, John Kucklick, Walter Vetter
Halogenated natural products (HNPs) were identified from organic extracts of the marine sponge Hyrtios proteus from The Bahamas (Caribbean, FAO fishing area 31) using gas chromatography with electron capture negative ion mass spectrometry (GC/ECNI-MS) and

New Insights into Female Humpback Whale (Megaptera novaeangliae) Reproductive Endocrinology Revealed by Steroid Hormone Profile Analysis

February 19, 2020
Author(s)
Greta Dalle Luche, Ashley Boggs, John Kucklick, Jasmin Gross, Darryl Hawker, Susan Bengston Nash
The blubber steroid hormone profiles of 52 female humpback whales migrating along the east coast of Australia were investigated for possible seasonal endocrinological changes associated with reproduction. Individuals were randomly sampled in southeast

AMAP Review: Biological Effects from Contaminants on Arctic Wildlife and Fish

August 13, 2019
Author(s)
Rune Dietz, Robert Letcher, Colleen E. Bryan Sallee, John Kucklick, Stacy Schuur, Jean-Pierre Desforges, Igor Eulaers, Bjorn Munro Jenssen, Melissa McKinney, Christian Sonne, Niladri Basu, Simon Wilson, Sara Pedro, Jenny Bytingsvik, Garry Stenson, Anuschka Polder, Joshua T. Ackerman, Collin A. Eagles-Smith, Mark P. Herzog, Alex Hartman, Sarah Peterson, Allyson Jackson, Birgit Braune, Derek Muir, Frank Riget, Milton Levin, Anders Bignert, Maria Dam, Marlene Evans, Magali Houde, Katrin S. Hoydal
Since the last Arctic Monitoring and Assessment Programme (AMAP) effort to review biological effects of the exposure to persistent organic pollutants (POPs) classified as organohalogen compounds (OHCs) in Arctic biota there has been a considerable number

Liquid chromatography tandem mass spectrometry for the quantitation of steroid hormone profiles in blubber from stranded humpback whales (Megaptera novaeangliae)

July 30, 2019
Author(s)
Greta Dalle Luche, Susan Bengston Nash, John Kucklick, Fletcher M. Mingramm, Ashley Russell
Marine mammal blubber is known to have quantifiable concentrations of steroid hormones and is increasingly chosen as a matrix for the detection of these reproductive and stress biomarkers. Steroid hormones act through complex cascades, often in concert

Remote blubber sampling paired with liquid chromatography tandem mass spectrometry for steroidal endocrinology in free-ranging bottlenose dolphins (Tursiops truncatus)

June 11, 2019
Author(s)
Ashley S. Boggs-Russell, Jared M. Ragland, Eric Zolman, Tracey B. Schock, Jeanine S. Morey, Thomas M. Galligan, Greta Dalle Luche, Brian C. Balmer, Randall S. Wells, John R. Kucklick, Lori Schwacke
Liquid chromatography tandem mass spectrometry allows for the measurement of steroid hormone suites in the blubber of marine mammals. By combining this technology with minimally invasive techniques such as remote biopsy, endocrine profiles can be assessed

A status of temporal trends of persistent organic pollutants in Arctic biota

February 1, 2019
Author(s)
Frank Riget, Anders Bignert, Birgit Braune, Maria Dam, Rune Dietz, Marlene Evans, Norman Green, Helga Gunnlaugsdottir, Katrin S. Hoydal, John Kucklick, Robert Letcher, Derek Muir, Stacy Schuur, Christian Sonne, Stern Gary, Gregg Tomy, Katrin Vorkamp, Simon Wilson
More than 1000 time-series of persistent organic pollutants (POPs) in Arctic biota from marine and freshwater ecosystems some extending back to the beginning of 1980s were analyzed using a robust statistical method. The Arctic area encompassed extended

Rapid and reliable steroid hormone profiling in Tursiops truncatus blubber using liquid chromatography tandem mass spectrometry (LC-MS/MS)

June 1, 2017
Author(s)
Ashley S. Boggs-Russell, Tracey B. Schock, Thomas M. Galligan, Wayne E. McFee, Jeanine S. Morey, Lori Schwacke, John R. Kucklick
Monitoring of marine mammal steroid hormone status using matrices alternative to blood is desirable due to the ability to remotely collect samples which minimizes stress. However, measurement techniques in alternative matrices such as blubber described to

Persistent organic pollutants in blood samples of Southern Giant Petrels (Macronectes giganteus) from the South Shetland Islands, Antarctica

May 26, 2016
Author(s)
Fernanda I. Colabuono, Stacy Schuur, Kevin Huncik, Satie Taniguchi, Petry V. Maria, John Kucklick, Rosalinda C. Montone
Seabirds play an important role as top consumers in the food web and can be used as biomonitors of exposure to pollutants. Contamination studies on seabirds involving non-destructive sampling methods are of considerable importance, allowing better

Development of Two Fine Particulate Matter Standard Reference Materials ( 4 mm and 10 mm) for the Determination of Organic and Inorganic Constituents

April 13, 2016
Author(s)
Michele M. Schantz, Danielle Cleveland, N. Alan Heckert, John Kucklick, Stefan D. Leigh, Stephen E. Long, Jennifer Lynch, Karen E. Murphy, Rabia Oflaz, Adam L. Pintar, Barbara J. Porter, Savelas A. Rabb, Stacy Schuur, Stephen Wise, Rolf L. Zeisler
Two new Standard Reference Materials (SRMs), SRM 2786 Fine Particulate Matter ( 4 µm) and SRM 2787 Fine Particulate Matter ( 10 µm) have been developed in support of the US Environmental Protection Agency's National Ambient Air Quality Standards for

Dioctyl sodium sulfosuccinate (DOSS; CAS #577-11-7) a major component of the dispersant COREXIT is an obesogen

January 20, 2016
Author(s)
Alexis M. Temkin, Robert R. Bowers, Margaret E. Magaletta, Steven Holshouser, Adriana Maggi, Paolo Ciana, Louis J. Guillette Jr., John Bowden, John E. Baatz, Demetri D. Spyropoulos, John Kucklick
Background: Product safety testing typically involves lethal toxicity assessments, which likely miss long- term health impacts. Optimizing long-term product safety is critical for widespread chemical use. The obesity epidemic exemplifies a condition based

Organohalogen contaminants and vitamins in Northern Fur Seals (Callorhinus ursinus) collected during subsistence hunts in Alaska

January 1, 2016
Author(s)
Jessica L. Reiner, Paul R. Becker, Jennifer M. Lynch, Amanda J. Moors, Jennifer M. Ness, Rebecca S. Pugh, Catherine A. Rimmer, John R. Kucklick, Matthew O. Gribble, Danielle Peterson, Jody Rhoderick, Jennifer Trevillian
During native subsistence hunts from 1987 to 2007, blubber and liver samples from 50 subadult male northern fur seals (Callorhinus ursinus) were collected on St. Paul Island, Alaska. Samples were analyzed for legacy persistent organic pollutants (POPs)

Influence of tissue, age, and environmental quality on global levels of genomic methylation in the American alligator (Alligator mississippiensis)

January 7, 2014
Author(s)
Benjamin B. Parrott, John Bowden, Satomi Kohno, Jessica A. Cloy-McCoy, Jacqueline T. Bangma, Thomas R. Rainwater, Phillip M. Wilkinson, John Kucklick, Louis J. Guillette
Epigenetic modifications are key mediators of the interactions between the environment and an organism's genome. DNA methylation represents the best-studied epigenetic modification to date and is known to play key roles in regulating transcriptional

Persistent Organic Pollutants and Vitamins in Northern Fur Seals (Callorhinus ursinus) Collected from St. Paul Island, Alaska as Part of the Alaska Marine Mammal Tissue Archival Project

August 1, 2013
Author(s)
John Kucklick, Jessica Reiner, Michele M. Schantz, Jennifer Lynch, Jennifer Hoguet, Kate Rimmer, Rebecca Pugh, Jody Rhoderick, Jennifer Ness, Paul R. Becker, Danielle Peterson
Liver and blubber samples from 50 juvenile male northern fur seals (Callorhinus ursinus) were collected on St. Paul Island from four different seal rookeries between 1987 and 2007. Samples were analyzed for vitamins and for both legacy and current-use

Spatial and temporal trends of persistent organic pollutants and mercury in beluga whales (Delphinapterus leucas) from Alaska

January 24, 2013
Author(s)
Jennifer Hoguet, Jessica Reiner, Jennifer Lynch, John Kucklick, Colleen E. Bryan Sallee, Amanda Moors, Rebecca Pugh, Paul R. Becker
Remote locations, such as the Arctic, are often sinks for persistent contaminants which can ultimately bioaccumulate in local wildlife. Assessing temporal contaminant trends in the Arctic is important in understanding whether restrictions on legacy

Interlaboratory Comparison Study to Support the Deepwater Horizon Natural Resource Damage Assessment: Description and Results for QA11Blood01- PAHs, PAH Metabolites, and DOSS in Solution and Blood

July 12, 2012
Author(s)
John R. Kucklick, Michele M. Schantz
To support natural resource damage assessment (NRDA) in response to the Deepwater Horizon (DWH) oil spill in the Gulf of Mexico, a large number of samples were collected from protected species including marine mammals and sea turtles. Analysis of these
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