Search Results - "Bryant, D W"

Evidence of Estrogen- and TCDD-Like Activities in Crude and Fractionated Extracts of PM10 Air Particulate Material Using in Vitro Gene Expression Assays by Clemons, J. H, Allan, L. M, Marvin, C. H, Wu, Z, McCarry, B. E, Bryant, D. W, Zacharewski, T. R

“…Polar and nonpolar fractions prepared from an organic extract of inhalable air particulate material collected from an urban location in downtown Toronto,…”
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Supplemental methionine and urea for gestating beef cows consuming low quality forage diets by Waterman, R.C, Löest, C.A, Bryant, W.D, Petersen, M.K

“…A study was conducted to evaluate Met requirements of late-gestation beef cows consuming low quality forages on the premise that inadequate supply of…”
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Relationships of metabolic hormones and serum glucose to growth and reproductive development in performance-tested Angus, Brangus, and Brahman bulls by Thomas, M. G, Enns, R. M, Hallford, D. M, Keisler, D. H, Obeidat, B. S, Morrison, C. D, Hernandez, J. A, Bryant, W. D, Flores, R, Lopez, R, Narro, L

“…Understanding mechanisms that regulate growth and reproduction are important for improving selection strategies in cattle. In this study, Angus, Brangus, and…”
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Metabolic characteristics of multiparous Angus and Brahman cows grazing in the Chihuahuan Desert by Obeidat, B. S, Thomas, M. G, Hallford, D. M, Keisler, D. H, Petersen, M. K, Bryant, W. D, Garcia, M. D, Narro, L, Lopez, R

“…Understanding metabolic differences between breeds of cattle is important when selecting for production in semiarid environments. Spring-calving multiparous…”
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Analysis of high-molecular-mass polycyclic aromatic hydrocarbons in environmental samples using liquid chromatography–atmospheric pressure chemical ionization mass spectrometry by Marvin, Christopher H, Smith, Richard W, Bryant, Douglas W, McCarry, Brian E

“…Polycyclic aromatic hydrocarbons (PAHs) with molecular masses higher than 300 u were analysed using LC–atmospheric pressure chemical ionization (APCI) MS in…”
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Preliminary comparisons between mutagenicity and magnetic susceptibility of respirable airborne particulate by Morris, W.A., Versteeg, J.K., Bryant, D.W., Legzdins, A.E., McCarry, B.E., Marvin, C.H.

“…The magnetic susceptibility of respirable urban airborne particulate and the mutagenic potency and organic content of extracts prepared from these particles…”
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Does sentiment explain consumption? by Anthony Bryant, W. D., Macri, Joseph

“…This paper examines whether "consumer sentiment," an often neglected variable, explains consumption expenditures for Australia. Since household consumption…”
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Bioassay-directed fractionation of PAH of molecular mass 302 in coal tar-contaminated sediment by Marvin, C.H., McCarry, B.E., Lundrigan, J.A., Roberts, K., Bryant, D.W.

“…Bioassay-directed fractionation was used to characterise genotoxic polycyclic aromatic hydrocarbons (PAH) of molecular mass 302 amu in organic solvent extracts…”
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Chemical and biological profiles of sediments as indicators of sources of genotoxic contamination in Hamilton Harbour. Part I: Analysis of polycyclic aromatic hydrocarbons and thia-arene compounds by Marvin, Christopher H., McCarry, Brian E., Villella, John, Allan, Laurie M., Bryant, Douglas W.

“…Bottom sediment and suspended sediment samples from Hamilton Harbour (western Lake Ontario) and from a major tributary were profiled using polycyclic aromatic…”
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Chemical and biological profiles of sediments as indicators of sources of contamination in Hamilton Harbour. Part II: Bioassay-directed fractionation using the Ames Salmonella/microsome assay by Marvin, Christopher H., McCarry, Brian E., Villella, John, Allan, Laurie M., Bryant, Douglas W.

“…Bottom sediment and suspended sediment samples from Hamilton Harbour (western Lake Ontario) and from a major tributary were profiled using a bioassay-directed…”
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Binding of Polycyclic Aromatic Hydrocarbons by Size Classes of Particulate in Hamilton Harbor Water by Leppard, Gary G, Flannigan, Derrick T, Mavrocordatos, Denis, Marvin, Chris H, Bryant, Douglas W, McCarry, Brian E

“…In aquatic systems there is considerable transport of organic contaminants on suspended particles that act as carriers and influence the redistribution,…”
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Chemico/biological investigation of contaminated sediment from the Hamilton Harbour area of western Lake Ontario by Marvin, C H, Allan, L, McCarry, B E, Bryant, D W

“…Highly contaminated sediment from the Hamilton Harbour area of western Lake Ontario was examined using a bioassay-directed fractionation methodology. A…”
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Supplemental methionine and urea for gestating beef cows consuming low quality forage diets1 by Waterman, R. C., Löest, C. A., Bryant, W. D., Petersen, M. K.

“…A study was conducted to evaluate Met requirements of late-gestation beef cows consuming low quality forages on the premise that inadequate supply of…”
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Type I nitroreductases of Escherichia coli by Bryant, D W, McCalla, D R, Leeksma, M, Laneuville, P

“…Analysis of partially purified crude extract of Escherichia coli K12 by chromatography and gel electrophoresis has resulted in the separation of three distinct…”
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Comparison of three assays for genetic effects of antineoplastic drugs on cancer patients and their nurses by Krepinsky, A, Bryant, D W, Davison, L, Young, B, Heddle, J, McCalla, D R, Douglas, G, Michalko, K

“…Three assays have been compared for their ability to detect genetic damage caused by antineoplastic drugs in cancer patients and possible damage in the nurses…”
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Identification of the DNA adduct formed by metabolism of 1,8-dinitropyrene in Salmonella typhimurium by Andrews, P J, Quilliam, M A, McCarry, B E, Bryant, D W, McCalla, D R

“…The incubation of [3H]1,8-dinitropyrene with Salmonella typhimurium TA98NR followed by isolation of the DNA from these cells, hydrolysis of the DNA to…”
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Formation and persistence of DNA adducts in rats following intraperitoneal administration of 1,8-dinitropyrene by Norman, C A, Lambert, I B, Davison, L M, Bryant, D W, McCalla, D R

“…DNA adduct formation was examined in rat tissues following a single i.p. injection with 1,8-dinitropyrene (1,8-DNP). A single common adduct was observed in…”
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Metabolism of 1,8-dinitropyrene by Salmonella typhimurium by Bryant, D W, McCalla, D R, Lultschik, P, Quilliam, M A, McCarry, B E

“…Earlier work has shown that many nitroaromatic and nitroheterocyclic compounds are directly 'activated' to their ultimate mutagenic forms through the action of…”
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Toxicological Significance of DNA Adducts: Summary of Discussions with an Expert Panel by Nestmann, Earle R., Bryant, Douglas W., Carr, C.Jelleff, Fennell, Timothy T., Gallagher, Jane E., Gorelick, Nancy J., Swenberg, James A., Williams, Gary M.

“…A workshop was held to discuss the uses of data on DNA adduct measurement in humans and in experimental systemsin vitroandin vivo.The discussions focused…”
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The action of 1-nitroso-8-nitropyrene in Escherichia coli: DNA adduct formation and mutational consequences in the absence of nucleotide excision-repair by Lambert, I B, Gordon, A J, Bryant, D W, Glickman, B W, McCalla, D R

“…To study the mechanisms of mutagenesis by the carcinogen 1,8-dinitropyrene we have determined the DNA adducts formed and mutations induced by its partially…”
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