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Person Details: Keri C. Hornbuckle

Superfund Research Program

Keri C. Hornbuckle

University of Iowa
Department of Civil and Environmental Engineering
Iowa City, Iowa 52242
Phone: 319-384-0789


Research Briefs

Hazardous Waste Sites

East Chicago City Dump

  • University of Iowa: Sources of Airborne PCB Congeners

Energy Cooperative Incorporated

  • University of Iowa: Sources of Airborne PCB Congeners

Indiana Pallet

  • University of Iowa: Sources of Airborne PCB Congeners

Kerr-Mcgee (Reed-Keppler Park)

  • University of Iowa: Sources of Airborne PCB Congeners

Kerr-Mcgee (Residential Areas)

  • University of Iowa: Sources of Airborne PCB Congeners

Kerr-Mcgee (Sewage Treatment Plant)

  • University of Iowa: Sources of Airborne PCB Congeners


  • University of Iowa: Sources of Airborne PCB Congeners

Portland Harbor

  • University of Iowa: Sources of Airborne PCB Congeners

U.S. Smelter and Lead Refinery, Inc.

  • University of Iowa: Sources of Airborne PCB Congeners



  • Bako CM, Martinez A, Marek RF, Hornbuckle KC, Schnoor JL, Mattes TE. 2023. Lab-scale biodegradation assay using passive samplers to determine microorganisms' ability to reduce polychlorinated biphenyl (PCB) volatilization from contaminated sediment. MethodsX 10:102039. doi:10.1016/j.mex.2023.102039 PMID:36798837 PMCID:PMC9926300
  • Bannavti MK, Marek RF, Just CL, Hornbuckle KC. 2023. Congener-specific emissions from floors and walls characterize indoor airborne polychlorinated biphenyls. Environ Sci Technol 10(9):762-767. doi:10.1021/acs.estlett.3c00360 PMID:37719204 PMCID:PMC10501191
  • Hua J, Marek RF, Hornbuckle KC. 2023. Polyurethane foam emission samplers to identify sources of airborne polychlorinated biphenyls from glass-block windows and other room surfaces in a Vermont school. Environ Sci Technol 57(38):14310-14318. doi:10.1021/acs.est.3c05195 PMID:37713326 PMCID:PMC10537452
  • Zhang C, Li X, Stietz KP, Sethi S, Yang W, Marek RF, Ding X, Lein PJ, Hornbuckle KC, Lehmler H. 2023. Rebuttal to correspondence on "machine learning-assisted identification and quantification of hydroxylated metabolites of polychlorinated biphenyls in animal samples". Environ Sci Technol 57(15):6251-6252. doi:10.1021/acs.est.3c01659 PMID:37017328






  • Herkert N, Hornbuckle KC. 2018. Effects of room airflow on accurate determination of PUF-PAS sampling rates in the indoor environment. Environ Sci Process Impacts 20:757-766. doi:10.1039/c8em00082d PMID:29611590 PMCID:PMC5966328
  • Herkert N, Jahnke JC, Hornbuckle KC. 2018. Emissions of tetrachlorobiphenyls (PCBs 47, 51, and 68) from polymer resin on kitchen cabinets as a non-aroclor source to residential air. Environ Sci Technol 52(9):5154-5160. doi:10.1021/acs.est.8b00966 PMID:29667399
  • Herkert N, Spak SN, Smith A, Schuster JK, Harner T, Martinez A, Hornbuckle KC. 2018. Calibration and evaluation of PUF-PAS sampling rates across the Global Atmospheric Passive Sampling (GAPS) network. Environ Sci Process Impacts 20(1):210-219. doi:10.1039/c7em00360a PMID:29094747 PMCID:PMC5783774
  • Mattes TE, Ewald JM, Liang Y, Martinez A, Awad AM, Richards P, Hornbuckle KC, Schnoor JL. 2018. PCB dechlorination hotspots and reductive dehalogenase genes in sediments from a contaminated wastewater lagoon. Environ Sci Pollut Res Int 25(17):16376-16388. doi:10.1007/s11356-017-9872-x PMID:28803405 PMCID:PMC6206866
  • Tomsho KS, Basra K, Rubin SM, Miller CB, Juang R, Broude S, Martinez A, Hornbuckle KC, Heiger-Bernays WJ, Scammell MK. 2018. Community reporting of ambient air polychlorinated biphenyl concentrations near a Superfund site. Environ Sci Pollut Res Int 25(17):16389-16400. doi:10.1007/s11356-017-0286-6 PMID:29079973 PMCID:PMC6015112




  • Ampleman MD, Martinez A, DeWall J, Rawn DF, Hornbuckle KC, Thorne PS. 2015. Inhalation and dietary exposure to PCBs in urban and rural cohorts via congener-specific measurements. Environ Sci Technol 49(2):1156-1164. doi:10.1021/es5048039 PMID:25510359 PMCID:PMC4303332
  • Grimm FA, Hu D, Kania-Korwel I, Lehmler H, Ludewig G, Hornbuckle KC, Duffel MW, Bergman A, Robertson LW. 2015. Metabolism and metabolites of polychlorinated biphenyls. Crit Rev Toxicol 45(3):245-272. doi:10.3109/10408444.2014.999365 PMID:25629923 PMCID:PMC4383295
  • Koh WX, Hornbuckle KC, Thorne PS. 2015. Human serum from urban and rural adolescents and their mothers shows exposure to polychlorinated biphenyls not found in commercial mixtures. Environ Sci Technol 49(13):8105-8112. doi:10.1021/acs.est.5b01854 PMID:26053216 PMCID:PMC4774248
  • Martinez A, Spak SN, Petrich NT, Hu D, Carmichael G, Hornbuckle KC. 2015. Atmospheric dispersion of PCB from a contaminated Lake Michigan harbor. Atmos Environ (1994) 122:791-798. doi:10.1016/j.atmosenv.2015.10.040 PMID:26594127 PMCID:PMC4649934
  • Peverly A, Ma Y, Vinier M, Rodenburg ZL, Spak SN, Hornbuckle KC, Hites RA. 2015. Variations of flame retardant, polycyclic aromatic hydrocarbon, and pesticide concentrations in Chicago's atmosphere measured using passive sampling. Environ Sci Technol 49(9):5371-5379. doi:10.1021/acs.est.5b00216 PMID:25874663
  • Peverly A, O'Sullivan C, Liu L, Venier M, Martinez A, Hornbuckle KC, Hites RA. 2015. Chicago's sanitary and ship canal sediment: polycyclic aromatic hydrocarbons, polychlorinated biphenyls, brominated flame retardants, and organophosphate esters. Chemosphere 134:380-386. doi:10.1016/j.chemosphere.2015.04.065 PMID:25981316
  • Shanahan CE, Spak SN, Martinez A, Hornbuckle KC. 2015. Inventory of PCBs in Chicago and opportunities for reduction in airborne emissions and human exposure. Environ Sci Technol 49(23):13878-13888. doi:10.1021/acs.est.5b00906 PMID:26440379




  • Hu X, Adamcakova-Dodd A, Lehmler H, Hu D, Hornbuckle KC, Thorne PS. 2012. Subchronic inhalation exposure study of an airborne polychlorinated biphenyl mixture resembling the Chicago ambient air congener profile. Environ Sci Technol 46(17):9653-9662. doi:10.1021/es301129h PMID:22846166 PMCID:PMC3573703
  • Martinez A, Erdman NR, Rodenburg ZL, Eastling PM, Hornbuckle KC. 2012. Spatial distribution of chlordanes and PCB congeners in soil in Cedar Rapids, Iowa, USA. Environ Pollut 161:222-228. doi:10.1016/j.envpol.2011.10.028 PMID:22230089 PMCID:PMC3255082


  • Ela WP, Sedlak DL, Barlaz MA, Henry HF, Muir DG, Swackhamer DL, Weber EJ, Arnold RG, Ferguson PL, Field JA, Furlong ET, Giesy JP, Halden RU, Henry T, Hites RA, Hornbuckle KC, Howard PH, Luthy RG, Meyer AK, Saez AE, vom Saal FS, Vulpe CD, Wiesner MR. 2011. Toward identifying the next generation of superfund and hazardous waste site contaminants. Environ Health Perspect 119(1):6-10. doi:10.1289/ehp.1002497 PMID:21205582 PMCID:PMC3018501
  • Hu D, Martinez A, Hornbuckle KC. 2011. Sedimentary records of non-Aroclor and Aroclor PCB mixtures in the Great Lakes. Journal of Great Lakes Research 37:359-364. doi:10.1016/j.jglr.2011.03.001 PMID:23538476 PMCID:PMC3607302
  • Martinez A, Hornbuckle KC. 2011. Record of PCB congeners, sorbents and potential toxicity in core samples in Indiana Harbor and Ship Canal. Chemosphere 85:542-547. doi:10.1016/j.chemosphere.2011.08.018 PMID:21899876 PMCID:PMC3222236




  • Hu D, Hornbuckle KC, Martinez A. 2008. Discovery of non-aroclor PCB (3,3'-dichlorobiphenyl) in Chicago air. Environ Sci Technol 42(21):7873-7877. PMID:19031874 PMCID:PMC2646757
  • Kania-Korwel I, Hornbuckle KC, Robertson LW, Lehmler H. 2008. Dose-dependent enantiomeric enrichment of 2,2',3,3',6,6'-hexachlorobiphenyl in female mice. Environ Toxicol Chem 27(2):299-305. doi:10.1897/07-359R.1 PMID:18348647
  • Kania-Korwel I, Hornbuckle KC, Robertson LW, Lehmler H. 2008. Influence of dietary fat on the enantioselective disposition of 2,2',3,3',6,6'-hexachlorobiphenyl (PCB 136) in female mice. Food Chem Toxicol 46(2):637-644. doi:10.1016/j.fct.2007.09.072 PMID:17950514 PMCID:PMC2289907
  • Kania-Korwel I, Xie W, Hornbuckle KC, Robertson LW, Lehmler H. 2008. Enantiomeric enrichment of 2,2',3,3',6,6'-hexachlorobiphenyl (PCB 136) in mice after induction of CYP enzymes. Arch Environ Contam Toxicol 55(3):510-517. doi:10.1007/s00244-007-9111-4 PMID:18437444
  • Kania-Korwel I, Zhao H, Norstrom K, Li X, Hornbuckle KC, Lehmler H. 2008. Simultaneous extraction and clean-up of polychlorinated biphenyls and their metabolites from small tissue samples using pressurized liquid extraction. J Chromatogr A 1214(1-2):37-46. doi:10.1016/j.chroma.2008.10.089 PMID:19019378 PMCID:PMC2648864
  • Marek RF, Martinez A, Hornbuckle KC. 2008. Hydroxylated PCBs in the sediments of Indiana Harbor and Ship Canal, Lake Michigan. Environ Sci Technol
  • Martinez A, Hornbuckle KC. 2008. Indiana Harbor and Ship Canal is a source of airborne PCBs to the surrounding community. Environ Sci Technol


  • Kania-Korwel I, Shaikh NS, Hornbuckle KC, Robertson LW, Lehmler H. 2007. Enantioselective disposition of PCB 136 (2,2',3,3',6,6'-hexachlorobiphenyl) in C57BL/6 mice after oral and intraperitoneal administration. Chirality 19(1):56-66. doi:10.1002/chir.20342 PMID:17089340
  • Norstrom K, Czub B, McLachlan M, Thorne PS, Hornbuckle KC. 2007. Serum PCBs in five men from Chicago: consideration of current exposures. Discernment of dietary and inhalation exposure to PCBs from congener profiles in blood. Chapter 47(2)in: American Chemical Society Division of Environmental Chemistry Annual Meefing. Boston, MA. pp.433-436.


  • Kania-Korwel I, Garrison AW, Avants JK, Hornbuckle KC, Robertson LW, Sulkowski WW, Lehmler H. 2006. Distribution of chiral PCBs in selected tissues in the laboratory rat. Environ Sci Technol 40(12):3704-3710. PMID:16830530
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