Search Results - "Durant, J. L."

Aviation-Related Impacts on Ultrafine Particle Number Concentrations Outside and Inside Residences near an Airport by Hudda, N, Simon, M.C, Zamore, W, Durant, J. L

“…Jet engine exhaust is a significant source of ultrafine particles and aviation-related emissions can adversely impact air quality over large areas surrounding…”
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Aviation Emissions Impact Ambient Ultrafine Particle Concentrations in the Greater Boston Area by Hudda, N, Simon, M. C, Zamore, W, Brugge, D, Durant, J. L

“…Ultrafine particles are emitted at high rates by jet aircraft. To determine the possible impacts of aviation activities on ambient ultrafine particle number…”
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Short-term variation in near-highway air pollutant gradients on a winter morning by Durant, J L, Ash, C A, Wood, E C, Herndon, S C, Jayne, J T, Knighton, W B, Canagaratna, M R, Trull, J B, Brugge, D, Zamore, W, Kolb, C E

“…Quantification of exposure to traffic-related air pollutants near highways is hampered by incomplete knowledge of the scales of temporal variation of pollutant…”
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Commoning the bloom? Rethinking bee forage management in industrial agriculture by Durant, J. L.

“…Managed and wild bee populations are declining around the world, in part due to lost access to bee forage (i.e., nectar and pollen). As bee forage diminishes,…”
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Controls on Arsenic Speciation and Solid-Phase Partitioning in the Sediments of a Two-Basin Lake by Jay, J. A, Blute, N. K, Lin, K, Senn, D, Hemond, H. F, Durant, J. L

“…Arsenic (As) regeneration from sediments of Spy Pond, a two-basin lake near Boston, MA, continues to result in seasonally elevated As levels despite the…”
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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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A Comprehensive Study of the Reaction NH2 + NO → Products:  Reaction Rate Coefficients, Product Branching Fractions, and ab Initio Calculations by Wolf, M, Yang, D. L, Durant, J. L

“…We have undertaken a comprehensive study of the reaction NH2(X2B1) + NO → N2 + H2O (1a) and NH2(X 2B1) + NO → N2H + OH → N2 + H + OH (1b). Experimental…”
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Human Cell Mutagens in Respirable Airborne Particles from the Northeastern United States. 2. Quantification of Mutagens and Other Organic Compounds by Pedersen, Daniel U, Durant, John L, Taghizadeh, Koli, Hemond, Harold F, Lafleur, Arthur L, Cass, Glen R

“…Few reports have characterized mutagenic compounds in respirable airborne particles (<2.5 micrometers in diameter; PM2.5) collected at different sites on a…”
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Elevated Incidence of Childhood Leukemia in Woburn, Massachusetts: NIEHS Superfund Basic Research Program Searches for Causes by Durant, John L., Chen, Jia, Hemond, Harold F., Thilly, William G.

“…Between 1966 and 1986, the childhood leukemia rate in Woburn, Massachusetts, was 4-fold higher than the national average. A multidisciplinary research team…”
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Human-Cell Mutagens in Respirable Airborne Particles in the Northeastern United States. 1. Mutagenicity of Fractionated Samples by Pedersen, Daniel U., Durant, John L., Penman, Bruce W., Crespi, Charles L., Hemond, Harold F., Lafleur, Arthur L., Cass, Glen R.

“…Few studies have characterized the regional scale (300−500 km) variability of the mutagenicity of respirable airborne particles (PM2.5). We previously…”
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Sources and distribution of arsenic in the Aberjona watershed, eastern Massachusetts by Aurilio, A.C, Durant, J.L, Hemond, H.F, Knox, M.L

“…The Industri-Plex site in Woburn, Mass., is identified as the major site of arsenic containing industrial wastes in the Aberjona watershed. The history of the…”
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Estimating the contributions of mobile sources of PAH to urban air using real-time PAH monitoring by Dunbar, Jana C, Lin, Chen-I, Vergucht, Isaura, Wong, Jeffery, Durant, John L

“…Motor vehicles are a significant source of airborne polycyclic aromatic hydrocarbons (PAH) in many urban areas. Traditional approaches used in determining the…”
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Arsenic-sulfides confound anion exchange resin speciation of aqueous arsenic by Jay, Jenny Ayla, Keon Blute, Nicole, Hemond, Harold F., Durant, John L.

“…A field-portable anion exchange resin method (often cited as the Ficklin method (1983)) has been extensively used to distinguish between dissolved arsenite…”
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Anomalous methoxy radical yields in the fluorine + methanol reaction. 1. Experiment by Durant, J. L

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Combined Filtration-Solid-Phase Extraction Method for Recovering Organic Substances from Natural Waters in Preparation for Mutagenicity Testing by Durant, John L, Monchamp, Peter A, Lafleur, Arthur L, Hemond, Harold F

“…An artifact-free method for extracting organic mutagens from water is described, and recovery study results and analyses of blanks and river water samples for…”
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Determination of mutagenicity in sediments of the Aberjona watershed using human lymphoblast and Salmonella typhimurium mutation assays by Durant, John L, Hemond, Harold F, Thilly, William G

“…Surface sediment samples from 32 areas around the Aberjona watershed in eastern Massachusetts were studied for their ability to mutate the bacterium Salmonella…”
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Measurement of C24H14 Polycyclic Aromatic Hydrocarbons Associated with a Size-Segregated Urban Aerosol by Allen, Jonathan O, Durant, John L, Dookeran, Nameeta M, Taghizadeh, Koli, Plummer, Elaine F, Lafleur, Arthur L, Sarofim, Adel F, Smith, Kenneth A

“…Six-ring C24H14 (MW 302) polycyclic aromatic hydrocarbons (PAH), some of which are potent mutagens, are present in urban aerosols. Size-segregated atmospheric…”
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Kinetic study of the reactions of CN with ethane and propane by HESS, W. P, DURANT, J. L. JR, TULLY, F. P

“…Absolute rate coefficients for the reactions of CN with ethane, propane, and five of their deuterated isotopes are determined over the temperature range…”
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Human cell mutagenicity of chlorinated and unchlorinated water and the disinfection byproduct 3-chloro-4-(dichloromethyl)-5-hydroxy-2(5 H)-furanone (MX) by Woodruff, Nathaniel W, Durant, John L, Donhoffner, Lawrence L, Crespi, Charles L, Penman, Bruce W

“…Extracts of three water samples — humic acid-enriched water-both peatland water and drinking water, both with and without chlorination were tested for…”
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Rate constants for H+O2+M at 298 K for M=He, N2, and H2O by HSU, K.-J, DURANT, J. L, KAUFMAN, F

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