Research Topics
| C LuSummaryAffiliation: University of Washington Country: USA Publications
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Publications
Dermal transfer of chlorpyrifos residues from residential surfaces: comparison of hand press, hand drag, wipe, and polyurethane foam roller measurements after broadcast and aerosol pesticide applicationsC Lu
Department of Environmental Health, School of Public Health and Community Medicine, University of Washington, Seattle, Washington 98195 7234, USA
Environ Health Perspect 107:463-7. 1999..Although this paper focuses on quantifying residue transfer from surface to skin using different surface sampling techniques, no attempt is made to quantify the amount of chlorpyrifos residue that is subsequently absorbed...
Pesticide exposure of children in an agricultural community: evidence of household proximity to farmland and take home exposure pathwaysC Lu
Department of Environmental Health, School of Public Health and Community Medicine, University of Washington, Seattle, Washington 98195 7234, USA
Environ Res 84:290-302. 2000..These findings indicate that children living with parents who work with agricultural pesticides, or who live in proximity to pesticide-treated farmland, have higher exposures than do other children living in the same community..- Biological monitoring survey of organophosphorus pesticide exposure among pre-school children in the Seattle metropolitan areaC Lu
Department of Environmental Health, University of Washington, Seattle, WA 9819507234, USA
Environ Health Perspect 109:299-303. 2001..It is unlikely that these exposure levels would cause acute intoxication, but the long-term health effects of such exposures are unknown. We recommend that OP pesticide use be avoided in areas where children are likely to play... - Multipathway organophosphorus pesticide exposures of preschool children living in agricultural and nonagricultural communitiesChensheng Lu
Department of Environmental and Occupational Health Sciences, School of Public Health and Community Medicine, University of Washington, Box 357234, Health Sciences Building, Room F 225A, Seattle, WA 98195, USA
Environ Res 96:283-9. 2004..Quantifiable chlorpyrifos and azinphosmethyl were found on either agricultural children's hands or their toys. These findings suggest different exposure pathways for children living in agricultural and nonagricultural regions... - Biological monitoring of diazinon exposure using saliva in an animal modelChensheng Lu
Department of Environmental and Occupational Health Sciences University of Washington, Seattle, WA 98195, USA
J Toxicol Environ Health A 66:2315-25. 2003..The results from this study support the conclusion that diazinon salivary concentrations not only can be used to predict the plasma levels of diazinon in rats, but also reflect the unbound fraction of diazinon in plasma... - Strategies for assessing children's organophosphorus pesticide exposures in agricultural communitiesR A Fenske
Department of Environmental Health and Pacific Northwest Agricultural Safety and Health Center, School of Public Health and Community Medicine, University of Washington, Seattle 98195, USA
J Expo Anal Environ Epidemiol 10:662-71. 2000..Current studies include a community-based intervention to reduce parental transfer of pesticides from the workplace, and a systematic investigation of the role of agricultural spray drift in children's exposure to pesticides... - Biologically based pesticide dose estimates for children in an agricultural communityR A Fenske
Department of Environmental Health, School of Public Health and Community Medicine, University of Washington, Seattle, Washington 98195, USA
Environ Health Perspect 108:515-20. 2000..They also demonstrate that biologically based exposure measures can provide data for health risk evaluations in such populations... - The Washington aerial spray drift study: children's exposure to methamidophos in an agricultural community following fixed-wing aircraft applicationsSarah Weppner
Department of Environmental and Occupational Health Sciences, University of Washington, Seattle, Washington 98195-7234, USA
J Expo Sci Environ Epidemiol 16:387-96. 2006..The association of metabolite levels with time spent outside, and the absence of methamidophos in homes indicates that children's exposures occurred primarily outdoors... - Fluorescent tracer evaluation of chemical protective clothing during pesticide applications in central Florida citrus grovesR A Fenske
Pacific Northwest Agricultural Safety and Health Center, Department of Environmental Health, University of Washington, Seattle 98195, USA
J Agric Saf Health 8:319-31. 2002..Workers conducting airblast applications would be better protected by closed cab systems or any technology that places an effective barrier between the worker and the pesticide spray... - The implications of using a physiologically based pharmacokinetic (PBPK) model for pesticide risk assessmentChensheng Lu
Exposure, Epidemiology, and Risk Program, Department of Environmental Health, Harvard School of Public Health, Boston, Massachusetts, USA
Environ Health Perspect 118:125-30. 2010.... - Assessing the association between pesticide exposure and cognitive development in rural Costa Rican children living in organic and conventional coffee farmsChensheng Lu
Exposure, Epidemiology and Risk Program, Department of Environmental Health, Harvard School of Public Health, Harvard University, Boston, Massachusetts 02215, USA
Int J Adolesc Med Health 21:609-21. 2009.... - Temporal association of children's pesticide exposure and agricultural spraying: report of a longitudinal biological monitoring studyDenise Koch
Department of Environmental Health, School of Public Health and Community Medicine, University of Washington, Seattle, Washington, USA
Environ Health Perspect 110:829-33. 2002.... - Children's exposure to chlorpyrifos and parathion in an agricultural community in central Washington StateRichard A Fenske
Department of Environmental Health, School of Public Health and Community Medicine, University of Washington, Seattle 98195 7234, USA
Environ Health Perspect 110:549-53. 2002..Parathion concentrations in house dust decreased 10-fold from 1992 to 1995, consistent with the discontinued use of this product in the region in the early 1990s... - Assessment of organophosphorous pesticide exposures in the diets of preschool children in Washington StateRichard A Fenske
Department of Environmental Health, University of Washington, Box 357234, Seattle 98195 7234, USA
J Expo Anal Environ Epidemiol 12:21-8. 2002..7 microg/kg/day was exceeded by one subject during one sampling event. This subject's cumulative daily dose of chlorpyrifos equivalents was estimated to be 2.5 microg/kg/day... - Biologic monitoring to characterize organophosphorus pesticide exposure among children and workers: an analysis of recent studies in Washington StateRichard A Fenske
Department of Environmental and Occupational Health Sciences, School of Public Health and Community Medicine, University of Washington, Seattle, Washington 98195 7234, USA
Environ Health Perspect 113:1651-7. 2005..We surmise that differences in dietary exposure can explain the similar exposures observed among farmworker children, children living in the Seattle metropolitan area, and children sampled nationally... - Comparison of organophosphorus pesticide metabolite levels in single and multiple daily urine samples collected from preschool children in Washington StateJohn C Kissel
Department of Environmental and Occupational Health Sciences, School of Public Health and Community Medicine, University of Washington, Seattle, Washington 98195, USA
J Expo Anal Environ Epidemiol 15:164-71. 2005..The results of this analysis suggest that if spot sampling is to be conducted as part of a biological monitoring study, first morning void samples should be preferentially collected... - Biological monitoring of pesticide exposures among applicators and their children in NicaraguaTeresa Rodriguez
Programa de Salud Ocupacional y Ambiental, Universidad Nacional Autonoma de Nicaragua, Leon
Int J Occup Environ Health 12:312-20. 2006.... - The assessment of occupational exposure to diazinon in Nicaraguan plantation workers using saliva biomonitoringChensheng Lu
Department of Environmental and Occupational Health, Rollins School of Public Health, Emory University, Atlanta, GA 30322, USA
Ann N Y Acad Sci 1076:355-65. 2006..Regardless, this article has demonstrated that saliva can be used to assess exposures to diazinon in pesticide applicators and children... - A longitudinal approach to assessing urban and suburban children's exposure to pyrethroid pesticidesChensheng Lu
Department of Environmental and Occupational Health, Rollins School of Public Health, Emory University, Atlanta, Georgia, USA
Environ Health Perspect 114:1419-23. 2006..Because of the wide use of pyrethroids in the United States, the findings of this study are important for both children's pesticide exposure assessment and environmental public health... - Estimating dietary consumption patterns among children: a comparison between cross-sectional and longitudinal study designsMarjory L Givens
Department of Environmental and Occupational Health, Rollins School of Public Health, Emory University, Atlanta, GA 30322, USA
Environ Res 103:325-30. 2007..Our findings suggest that longitudinal dietary surveys offer substantial improvements for exposure assessment compared to a standard cross-sectional design... - Biomonitoring of exposure in farmworker studiesDana B Barr
National Center for Environmental Health, Centers for Disease Control and Prevention, Atlanta, Georgia, USA
Environ Health Perspect 114:936-42. 2006..In addition, we provide recommendations to improve the utility of biomonitoring in farmworker studies... - A novel system for collecting longitudinal self-reported dietary consumption information: the internet data logger (iDL)Chensheng Lu
Department of Environmental and Occupational Health, Rollins School of Public Health, Emory University, Atlanta, GA 30322, USA
J Expo Sci Environ Epidemiol 16:427-33. 2006..This study has demonstrated that iDL can be deployed to collect long-term dietary consumption information in a population-based study, though future modifications/enhancements will undoubtedly improve its usability and application... - Organic diets significantly lower children's dietary exposure to organophosphorus pesticidesChensheng Lu
Department of Environmental and Occupational Health, Rollins School of Public Health, Emory University, Atlanta, Georgia, USA
Environ Health Perspect 114:260-3. 2006..To our knowledge, this is the first study to employ a longitudinal design with a dietary intervention to assess children's exposure to pesticides. It provides new and persuasive evidence of the effectiveness of this intervention... - Mixed-effect models for evaluating multiple measures of atrazine exposure among custom applicatorsCynthia J Hines
National Institute for Occupational Safety and Health, Cincinnati, Ohio 45226, USA
J Occup Environ Hyg 3:274-83. 2006..These results indicate that either surrogate, environmental, or biological exposure measures can be used in appropriately specified models to estimate urinary and salivary atrazine biomarker levels...