Search Results - "Busby, William F"

Source Contributions to the Mutagenicity of Urban Particulate Air Pollution by Hannigan, Michael P., Busby, William F., Cass, Glen R.

“…Using organic compounds as tracers, a chemical mass balance model was employed to investigate the relationship between the mutagenicity of the urban organic…”
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Bioassay-Directed Chemical Analysis of Los Angeles Airborne Particulate Matter Using a Human Cell Mutagenicity Assay by Hannigan, Michael P, Cass, Glen R, Penman, Bruce W, Crespi, Charles L, Lafleur, Arthur L, Busby, William F, Thilly, William G, Simoneit, Bernd R. T

“…The human cell mutagenicity of Los Angeles airborne fine particulate matter is examined via bioassay-directed chemical analysis. A 1993 composite fine particle…”
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Mutagenicity of C24H14 PAH in human cells expressing CYP1A1 by DURANT, J. L, LAFLEUR, A. L, BUSBY, W. F, DONHOFFNER, L. L, PENMAN, B. W, CRESPI, C. L

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Human Lymphoblast Mutagens in Urban Airborne Particles by Durant, John L, Lafleur, Arthur L, Plummer, Elaine F, Taghizadeh, Koli, Busby, William F, Thilly, William G

“…While it is known that urban airborne particles typically contain trace levels of bacterial mutagens and rodent carcinogens, little work has been done to…”
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Percutaneous Absorption and Tissue Distribution of [3H]Diacetoxyscirpenol (Anguidine) in Rats and Mice by Wang, Jia-Sheng, Busby, Jr, William F., Wogan, Gerald N.

“…Acute toxicity, absorption, excretion, and tissue distribution of topically administered diacetoxyscirpenol (DAS, anguidine) were studied in Fischer rats and…”
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Effects of PAH isomerizations on mutagenicity of combustion products by Howard, Jack B., Longwell, John P., Marr, Joseph A., Pope, Christopher J., Busby, William F., Lafleur, Arthur L., Taghizadeh, Koli

“…Most of the mutagenicity of mixtures of polycyclic aromatic hydrocarbons (PAH) mixtures found in combustion exhaust gases is contributed by a relatively small…”
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Human Cell Mutagens in Los Angeles Air by Hannigan, Michael P, Cass, Glen R, Penman, Bruce W, Crespi, Charles L, Lafleur, Arthur L, Busby, William F, Thilly, William G

“…The human cell mutagenicity of particulate air pollution samples collected in southern California is measured. The human cell mutation assay used in this study…”
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Seasonal and Spatial Variation of the Bacterial Mutagenicity of Fine Organic Aerosol in Southern California by Hannigan, Michael P., Cass, Glen R., Lafleur, Arthur L., Busby, William F., Thilly, William G.

“…The bacterial mutagenicity of a set of 1993 urban particulate air pollution samples is examined using the Salmonella typhimurium TM677 forward mutation assay…”
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Dose-response relationships of the tumorigenicity of cyclopenta[cd]pyrene, benzo[a]pyrene and 6-nitrochrysene in a newborn mouse lung adenoma bioassay by Busby, Jr, W F, Stevens, E K, Kellenbach, E R, Cornelisse, J, Lugtenburg, J

“…Cyclopenta[cd]pyrene (CPP) was a potent tumorigen when tested over a 5-fold dose range in the newborn mouse assay. A 20-fold increase in lung tumor…”
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Comparative tumorigenicity of the cyclopenta-fused polycyclic aromatic hydrocarbons aceanthrylene, dihydroaceanthrylene and acephenanthrylene in preweanling CD-1 and BLU:Ha mouse bioassays by Wang, Jia-Sheng, He, Xia, Mulder, Patrick P.J., Boere, Ben B., Cornelisse, Jan, Lugtenburg, Johan, Busby Jr, William F.

“…Cyclopenta-fused polycyclic aromatic hydrocarbons are ubiquitous environmental pollutants and potential human health biohazards. In this study, the…”
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Effect of methanol, ethanol, dimethyl sulfoxide, and acetonitrile on in vitro activities of cDNA-expressed human cytochromes P-450 by BUSBY, W. F, ACKERMANN, J. M, CRESPI, C. L

“…The effects of methanol, ethanol, dimethyl sulfoxide (DMSO), and acetonitrile were studied in vitro on nine individual, cDNAexpressed cytochrome P-450…”
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Mutagenicity of the atmospheric transformation products 2-nitrofluoranthene and 2-nitrodibenzopyranone in Salmonella and human cell forward mutation assays by Busby Jr, William F, Smith, Henrietta, Crespi, Charles L, Penman, Bruce W, Lafleur, Arthur L

“…The mutagenicity of the atmospheric transformation products 2-nitrofluoranthene (2-NF) and 2-nitrodibenzopyranone (2-NDBP), as well as a related isomer…”
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Mutagenicity of cyclopenta-fused polynuclear aromatic hydrocarbons and a non-polar fraction from a fuel combustion sample in a Salmonella forward mutation assay without exogenous metabolic activation by Busby Jr, William F, Smith, Henrietta, Plummer, Elaine F, Lafleur, Arthur L, Mulder, Patrick P.J, Boere, Ben B, Cornelisse, Jan, Lugtenburg, Johan

“…A series of cyclopenta-fused polynuclear aromatic hydrocarbons (PAH) were tested for mutagenicity in a bacterial forward mutation assay based on resistance to…”
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Tumorigenicity of fluoranthene in a newborn mouse lung adenoma bioassay by Busby, Jr, W F, Goldman, M E, Newberne, P M, Wogan, G N

“…A 24 week lung adenoma bioassay using newborn mice was employed to determine the tumorigenicity of fluoranthene, a common environmental polynuclear aromatic…”
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Carcinogenicity in rats of the nitrosated bile acid conjugates N-nitrosoglycocholic acid and N-nitrosotaurocholic acid by BUSBY, W. F. JR, SHUKER, D. E. G, CHARNLEY, G, NEWBERNE, P. M, TANNENBAUM, S. R, WOGAN, G. N

“…Two nitrosated bile acid conjugates, N-nitrosoglycocholic acid and N-nitrosotaurocholic acid, were examined for carcinogenicity in a 2-year study with male…”
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Nuclear distribution of aflatoxin B1 and its interaction with histones in rat liver in vivo by Groopman, J D, Busby, Jr, W F, Wogan, G N

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Chemical and Toxicological Characterization of Residential Oil Burner Emissions: II. Mutagenic, Tumorigenic, and Potential Teratogenic Activity by Braun, Andrew G., Busby, William F., Liber, Howard L., Thilly, William G.

“…Extracts of effluents from a modern residential oil burner have been evaluated in several toxicological assay systems. Bacterial mutagens were detected in…”
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Effect of hepatocarcinogens on the binding of glucocorticoid-receptor complex in rat liver nuclei by Kensler, T W, Busby, Jr, W F, Davidson, N E, Wogan, G N

“…The effects of a number of carcinogens and hepatotoxins on the binding kinetics of the interactions of glucocorticoidcytosol receptor complex with nuclear…”
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Effects of hydroxyurea and benzo(a)pyrene on DNA synthesis in the isolated perfused rat lung by Imamura, T, Busby, Jr, W F, Goldman, M E, Wogan, G N, Brunengraber, H

“…The authors have investigated the feasibility of utilizing a perfused rat lung model to: (1) determine whether DNA synthesis can be measured ex vivo by (…”
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Transfer RNA methylase activity and capacity during aflatoxin B1-induced hepatocellular carcinogenesis by Busby, Jr, W F, Paglialunga, S, Newberne, P M, Wogan, G N

“…Transfer RNA methylase (tRNA methylase) activity and capacity were monitored in whole-rat-liver preparations during the induction of hepatocellular carcinomas…”
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