Search Results - "Karouna Renier, Natalie K."

Sex‐ and Developmental Stage–Related Differences in the Hepatic Transcriptome of Japanese Quail (Coturnix japonica) Exposed to 17β‐Trenbolone by Mittal, Krittika, Henry, Paula F.P., Cornman, Robert S., Maddox, Catherine, Basu, Niladri, Karouna‐Renier, Natalie K.

“…Endocrine‐disrupting chemicals can cause transcriptomic changes that may disrupt biological processes associated with reproductive function including…”
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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 and 2‐ethylhexyl‐2,3,4,5‐tetrabromobenzoate by Guigueno, Mélanie F., Karouna‐Renier, Natalie K., Henry, Paula F.P., Peters, Lisa E., Palace, Vince P., Letcher, Robert J., Fernie, Kim J.

“…Bis(2‐ethylhexyl)‐2,3,4,5‐tetrabromophthalate (BEH‐TEBP) and 2‐ethylhexyl‐2,3,4,5‐tetrabromobenzoate (EH‐TBB), flame retardant components of FireMaster 550®…”
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Chesapeake Bay fish-osprey (Pandion haliaetus) food chain: Evaluation of contaminant exposure and genetic damage by Lazarus, Rebecca S., Rattner, Barnett A., McGowan, Peter C., Hale, Robert C., Karouna-Renier, Natalie K., Erickson, Richard A., Ottinger, Mary Ann

“…From 2011 to 2013, a large‐scale ecotoxicological study was conducted in several Chesapeake Bay (USA) tributaries (Susquehanna River and flats, the Back,…”
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Toxicokinetics of Imidacloprid-Coated Wheat Seeds in Japanese Quail (Coturnix japonica) and an Evaluation of Hazard by Bean, Thomas G, Gross, Michael S, Karouna-Renier, Natalie K, Henry, Paula F.P, Schultz, Sandra L, Hladik, Michelle L, Kuivila, Kathryn M, Rattner, Barnett A

“…Birds are potentially exposed to neonicotinoid insecticides by ingestion of coated seeds during crop planting. Adult male Japanese quail were orally dosed with…”
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Establishment of baseline cytology metrics in nestling American kestrels (Falco sparverius): Immunomodulatory effects of the flame retardant isopropylated triarylphosphate isomers by Jenkins, Jill A., Baudoin, Brooke A., Johnson, Darren, Fernie, Kim J., Stapleton, Heather M., Karouna-Renier, Natalie K.

“…•A field-adaptable method elucidated kinetics of cytological response in kestrels.•ITP suppressed heterophil percentages, which were highest early in the…”
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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 by Eng, Margaret L., Karouna‐Renier, Natalie K., Henry, Paula F.P., Letcher, Robert J., Schultz, Sandra L., Bean, Thomas G., Peters, Lisa E., Palace, Vince P., Williams, Tony D., Elliott, John E., Fernie, Kim J.

“…Tetrabromobisphenol A bis(2,3-dibromopropyl ether) (TBBPA-BDBPE) and 1,2-bis(2,4,6-tribromophenoxy)ethane (BTPBE) are both brominated flame retardants (BFRs)…”
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Thyroid disruption and oxidative stress in American kestrels following embryonic exposure to the alternative flame retardants, EHTBB and TBPH by Goodchild, Christopher, Karouna-Renier, Natalie K., Henry, Paula F.P., Letcher, Robert J., Schultz, Sandra L., Maddox, Catherine M., Bean, Thomas G., Peters, Lisa E., Palace, Vince, Fernie, Kim J.

“…[Display omitted] •Toxicity of embryonic exposure (23 d) to EHTBB, TBPH assessed in American kestrel hatchlings.•EHTBB altered thyroid gland mass, colloid,…”
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In ovo exposure to brominated flame retardants Part I: Assessment of effects of TBBPA-BDBPE on survival, morphometric and physiological endpoints in zebra finches by Eng, Margaret L., Williams, Tony D., Fernie, Kim J., Karouna Renier, Natalie K., Henry, Paula F.P., Letcher, Robert J., Elliott, John E.

“…Tetrabromobisphenol A bis(2,3-dibromopropyl) ether (TBBPA-BDBPE) is an additive flame retardant used in polyolefins and polymers. It has been detected in…”
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Current limitations and recommendations to improve testing for the environmental assessment of endocrine active substances by Coady, Katherine K, Biever, Ronald C, Denslow, Nancy D, Gross, Melanie, Guiney, Patrick D, Holbech, Henrik, Karouna‐Renier, Natalie K, Katsiadaki, Ioanna, Krueger, Hank, Levine, Steven L, Maack, Gerd, Williams, Mike, Wolf, Jeffrey C, Ankley, Gerald T

“…ABSTRACT In the present study, existing regulatory frameworks and test systems for assessing potential endocrine active chemicals are described, and associated…”
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Hepatic Gene Expression Profiling of American Kestrels ( Falco sparverius ) Exposed In Ovo to Three Alternative Brominated Flame Retardants by Goodchild, Christopher G, Karouna-Renier, Natalie K, Braham, Ryan P, Henry, Paula F P, Letcher, Robert J, Fernie, Kim J

“…A number of brominated flame retardants (BFRs) have been reported to interfere with the thyroid signaling pathway and cause oxidative stress in birds, yet the…”
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Gene expression, glutathione status, and indicators of hepatic oxidative stress in laughing gull (Larus atricilla) hatchlings exposed to methylmercury by Jenko, Kathryn, Karouna-Renier, Natalie K., Hoffman, David J.

“…Despite extensive studies of methylmercury (MeHg) toxicity in birds, molecular effects on birds are poorly characterized. To improve our understanding of…”
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Recommended approaches to the scientific evaluation of ecotoxicological hazards and risks of endocrine‐active substances by Matthiessen, Peter, Ankley, Gerald T, Biever, Ronald C, Bjerregaard, Poul, Borgert, Christopher, Brugger, Kristin, Blankinship, Amy, Chambers, Janice, Coady, Katherine K, Constantine, Lisa, Dang, Zhichao, Denslow, Nancy D, Dreier, David A, Dungey, Steve, Gray, L Earl, Gross, Melanie, Guiney, Patrick D, Hecker, Markus, Holbech, Henrik, Iguchi, Taisen, Kadlec, Sarah, Karouna‐Renier, Natalie K, Katsiadaki, Ioanna, Kawashima, Yukio, Kloas, Werner, Krueger, Henry, Kumar, Anu, Lagadic, Laurent, Leopold, Annegaaike, Levine, Steven L, Maack, Gerd, Marty, Sue, Meador, James, Mihaich, Ellen, Odum, Jenny, Ortego, Lisa, Parrott, Joanne, Pickford, Daniel, Roberts, Mike, Schaefers, Christoph, Schwarz, Tamar, Solomon, Keith, Verslycke, Tim, Weltje, Lennart, Wheeler, James R, Williams, Mike, Wolf, Jeffrey C, Yamazaki, Kunihiko

“…ABSTRACT A SETAC Pellston Workshop® “Environmental Hazard and Risk Assessment Approaches for Endocrine‐Active Substances (EHRA)” was held in February 2016 in…”
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A noninvasive, direct real-time PCR method for sex determination in multiple avian species by BRUBAKER, JESSICA L., KAROUNA-RENIER, NATALIE K., CHEN, YU, JENKO, KATHRYN, SPRAGUE, DANIEL T., HENRY, PAULA F. P.

“…Polymerase chain reaction (PCR)‐based methods to determine the sex of birds are well established and have seen few modifications since they were first…”
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Activation of a stress-induced gene by insecticides in the midge, Chironomus yoshimatsui by Yoshimi, Tatsuya, Minowa, Kozue, Karouna-Renier, Natalie K., Watanabe, Chiharu, Sugaya, Yoshio, Miura, Takashi

“…Stress proteins (heat shock proteins, HSPs) have been proposed as general biomarkers for environmental monitoring. In the present study, we evaluated the…”
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Characterizing the Movement of Per- and Polyfluoroalkyl Substances in an Avian Aquatic-Terrestrial Food Web by Hopkins, Kailee E, McKinney, Melissa A, Saini, Amandeep, Letcher, Robert J, Karouna-Renier, Natalie K, Fernie, Kim J

“…The movement of per- and polyfluoroalkyl substances (PFAS) through linked aquatic-terrestrial food webs is not well understood. Tree swallows ( ) in such…”
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Investigating Endocrine and Physiological Parameters of Captive American Kestrels Exposed by Diet to Selected Organophosphate Flame Retardants by Fernie, Kimberly J, Palace, Vince, Peters, Lisa E, Basu, Nil, Letcher, Robert J, Karouna-Renier, Natalie K, Schultz, Sandra L, Lazarus, Rebecca S, Rattner, Barnett A

“…Organophosphate triesters are high production volume additive flame retardants (OPFRs) and plasticizers. Shown to accumulate in abiotic and biotic…”
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Exposure to crop production alters cecal prokaryotic microbiota, inflates virulome and resistome in wild prairie grouse by Drovetski, Serguei V., Schmidt, Brian K., Lai, Jonas E., Gross, Michael S., Hladik, Michelle L., Matterson, Kenan O., Karouna-Renier, Natalie K.

“…Chemically intensive crop production depletes wildlife food resources, hinders animal development, health, survival, and reproduction, and it suppresses…”
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Molecular cloning and expression of two HSP70 genes in the prawn, Macrobrachium rosenbergii by Liu, Jun, Yang, Wei-Jun, Zhu, Xiao-Jing, Karouna-Renier, Natalie K., Rao, Ranga K.

“…Two complementary deoxyribonucleic acid (cDNA) clones encoding 2 different 70-kDa heat shock proteins (HSPs) were isolated from the prawn Macrobrachium…”
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Assessment of mitochondrial DNA damage in little brown bats (Myotis lucifugus) collected near a mercury-contaminated river by Karouna-Renier, Natalie K, White, Carl, Perkins, Christopher R, Schmerfeld, John J, Yates, David

“…Historical discharges of Hg into the South River near the town of Waynesboro, VA, USA, have resulted in persistently elevated Hg concentrations in sediment,…”
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Effects on Circulating Steroid Hormones and Gene Expression along the Hypothalamus-Pituitary-Gonadal Axis in Adult Japanese Quail Exposed to 17β-Trenbolone across Multiple Generations by Karouna-Renier, Natalie K, Chen, Yu, Henry, Paula F P, Maddox, Catherine M, Sprague, Daniel T

“…We investigated the effects of the androgenic growth promoter 17β-trenbolone (17βTB) on adult Japanese quail (Coturnix japonica) exposed across three…”
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