Search Results - "Tillitt, D. E."

Ethoxyresorufin-O-deethylase (EROD) Activity in Fish as a Biomarker of Chemical Exposure by Whyte, J. J., Jung, R. E., Schmitt, C. J., Tillitt, D. E.

“…This review compiles and evaluates existing scientific information on the use, limitations, and procedural considerations for EROD activity (a catalytic…”
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Environmental survey in the Tuul and Orkhon River basins of north-central Mongolia, 2010: metals and other elements in streambed sediment and floodplain soil by Brumbaugh, W. G., Tillitt, D. E., May, T. W., Javzan, Ch, Komov, V. T.

“…Streambed sediment and subsurface floodplain soil were sampled for elemental analyses from 15 locations in river basins of north-central Mongolia during August…”
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Reproductive condition and occurrence of intersex in bighead carp and silver carp in the Missouri River by PAPOULIAS, D. M, CHAPMAN, D, TILLITT, D. E

“…Little is known about the reproductive biology of the exotic bighead carp Hypophthalmichthys nobilis and silver carp Hypophthalmichthys molitrix in the…”
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Behavioral Response and Kinetics of Terrestrial Atrazine Exposure in American Toads (Bufo americanus) by Storrs Méndez, S. I, Tillitt, D. E, Rittenhouse, T. A. G, Semlitsch, R. D

“…Amphibians in terrestrial environments obtain water through a highly vascularized pelvic patch of skin. Chemicals can also be exchanged across this patch…”
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The H4IIE Cell Bioassay as an Indicator of Dioxin-like Chemicals in Wildlife and the Environment by White, J. J., Schmitt, C. J., Tillitt, D. E.

“…ABSTRACT The H4IIE cell bioassay has proven utility as a screening tool for planar halogenated hydrocarbons (PHHs) and structurally similar chemicals…”
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Biomarkers of contaminant exposure in northern pike (Esox lucius) from the Yukon River Basin, Alaska by HINCK, J. E, BLAZER, V. S, DENSLOW, N. D, MYERS, M. S, GROSS, T. S, TILLITT, D. E

“…As part of a larger investigation, northern pike (n = 158; Esox lucius) were collected from ten sites in the Yukon River Basin (YRB), Alaska, to document…”
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Embryo Toxicity of 2,3,7,8-Tetrachlorodibenzo-p-Dioxin to the Wood Duck (Aix sponsa) by Augspurger, T. P, Tillitt, D. E, Bursian, S. J, Fitzgerald, S. D, Hinton, D. E, Di Giulio, R. T

“…We examined the sensitivity of the wood duck (Aix sponsa) embryo to 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) by injecting the toxicant into their eggs. Six…”
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Effect of In Ovo Exposure to an Organochlorine Mixture Extracted from Double Crested Cormorant Eggs (Phalacrocorax auritus) and PCB 126 on Immune Function of Juvenile Chickens by Lavoie, E. T, Wiley, F, Grasman, K. A, Tillitt, D. E, Sikarskie, J. G, Bowerman, W. W

“…Organochlorine (OC) contaminants including polychlorinated biphenyls (PCBs) and p, p'-dichlorodiphenyldichloroethylene (DDE) have been associated with immune…”
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Gender identification of shovelnose sturgeon using ultrasonic and endoscopic imagery and the application of the method to the pallid sturgeon by Wildhaber, M. L., Papoulias, D. M., DeLonay, A. J., Tillitt, D. E., Bryan, J. L., Annis, M. L., Allert, J. A.

“…Monthly sampling of shovelnose sturgeon Scaphirhynchus platorynchus, a biological surrogate for the endangered pallid sturgeon Scaphirhynchus albus, was…”
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Characterization of environmental cues for initiation of reproductive cycling and spawning in shovelnose sturgeon Scaphirhynchus platorynchus in the Lower Missouri River, USA by Papoulias, D. M., DeLonay, A. J., Annis, M. L., Wildhaber, M. L., Tillitt, D. E.

“…Summary We presume that the shovelnose sturgeon (Scaphirhynchus platorynchus) has evolved to spawn in the springtime when environmental conditions are at some…”
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Accumulation of Environmental Contaminants in Wood Duck (Aix sponsa) Eggs, with Emphasis on Polychlorinated Dibenzo-p-Dioxins and Polychlorinated Dibenzofurans by Augspurger, T. P, Echols, K. R, Peterman, P. H, May, T. W, Orazio, C. E, Tillitt, D. E, Di Giulio, R. T

“…We measured polychlorinated dibenzo-p-dioxins (PCDDs), polychlorinated dibenzofurans (PCDFs), polychlorinated biphenyls (PCBs), organochlorine pesticides, and…”
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Correlation of 2,3,7,8-Tetrachlorodibenzo-p-dioxin-Induced Apoptotic Cell Death in the Embryonic Vasculature with Embryotoxicity by Cantrell, Susannah M., Joy-Schlezinger, Jennifer, Stegeman, John J., Tillitt, Donald E., Hannink, Mark

“…Vertebrate embryos are particularly sensitive to 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD). Identification of tissues that are susceptible to the adverse…”
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Embryotoxicity of 2,3,7,8-Tetrachlorodibenzo- p-dioxin (TCDD): The Embryonic Vasculature Is a Physiological Target for TCDD-Induced DNA Damage and Apoptotic Cell Death in Medaka ( Orizias latipes) by Cantrell, Susannah M., Lutz, Linda H., Tillitt, Donald E., Hannink, Mark

“…Vertebrate embryos are extremely sensitive to environmental contaminants known as planar halogenated hydrocarbons (PHHs). The physiological targets that…”
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Effects of methyl testosterone exposure on sexual differentiation in medaka, Oryzias latipes by Papoulias, D.M, Noltie, D.B, Tillitt, D.E

“…Studies were conducted to characterize effects of a known androgen on sexual differentiation and development of medaka, Oryzias latipes (d-rR strain), at two…”
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Biochemical, histological and behavioural aspects of visual function during early development of rainbow trout by Carvalho, P. S. M., Noltie, D. B., Tillitt, D. E.

“…Retinal structure and concentration of retinoids involved in phototransduction changed during early development of rainbow trout Oncorhynchus mykiss,…”
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Effects of 3,3',4,4',5-pentachlorobiphenyl (PCB 126) and 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) injected into the yolks of chicken (Gallus domesticus) eggs prior to incubation by POWELL, D. C, AULERICH, R. J, MEADOWS, J. C, TILLITT, D. E, GIESY, J. P, STROMBORG, K. L, BURSIAN, S. J

“…The yolks of White Leghorn chicken (Gallus domesticus) eggs were injected prior to incubation with either 3,3',4,4',5-pentachlorobiphenyl (PCB 126) at doses…”
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Dietary Exposure of Mink to Carp from Saginaw Bay. 3. Characterization of Dietary Exposure to Planar Halogenated Hydrocarbons, Dioxin Equivalents, and Biomagnification by Tillitt, Donald E, Gale, Robert W, Meadows, John C, Zajicek, James L, Peterman, Paul H, Heaton, Silvia N, Jones, Paul D, Bursian, Steven J, Kubiak, Timothy J, Giesy, John P, Aulerich, Richard J

“…Mink are known to be very sensitive to the toxic effects of planar polychlorinated biphenyls (pPCBs), polychlorinated dibenzo-p-dioxins (PCDDs), and…”
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Dietary exposure of mink to carp from Saginaw Bay, Michigan. 1. Effects on reproduction and survival, and the potential risks to wild mink populations by Heaton, S N, Bursian, S J, Giesy, J P, Tillitt, D E, Render, J A, Jones, P D, Verbrugge, D A, Kubiak, T J, Aulerich, R J

“…Carp (Cyprinus carpio) collected from Saginaw Bay, Michigan, containing 8.4 mg total polychlorinated biphenyls (PCBs)/kg and 194 ng of…”
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Closing the gap between exposure and effects in monitoring studies by Tillitt, D. E., Papoulias, D. M.

“…A major challenge to contaminant monitoring programs is the selection of an appropriate suite of measurements for assessing exposure and effects. Early…”
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Determination of PCBs in Fish Using Enzyme-linked Immunosorbent Assay (ELISA) by Lasrado, J.A, Santerre, C.R, Zajicek, J.L, Stahl, J.R, Tillitt, D.E, Deardorff, D

“…Polychlorinated biphenyls (PCBs) were determined in fish tissue using an enzyme-linked immunosorbent assay (ELISA). Standard curves for Aroclor 1248, 1254, and…”
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