Superfund Research Program

Timothy E. Mattes

University of Iowa
4112 Seamans Center for the Engineering Arts and Sciences
Iowa City, Iowa 52242
Phone: 319-335-5065
Email: tim-mattes@uiowa.edu

Projects

• University of Iowa: Elucidating mechanisms for enhanced anaerobic bioremediation in the presence of carbonaceous materials using an integrated material science and molecular microbial ecology approach (2021-2026)
• University of Iowa: Mitigating Airborne PCB Emissions from Sediments with Black Carbon Materials and PCB-Degrading Biofilms (2020-2025)
• University of Iowa: Phytoremediation to Degrade Airborne PCB Congeners from Soil and Groundwater Sources (2006-2020)

Research Briefs

• 349 - Mapping Microbe Interactions That Support PCB-Degrading Bacteria
• 244 - Switchgrass and Bacteria Work Together to Remove PCBs from Soil

Publications

2024

• Dong Q, LeFevre G, Mattes TE. 2024. Black carbon impacts on Paraburkholderia xenovorans strain LB400 cell enrichment and activity: Implications toward lower-chlorinated polychlorinated biphenyls biodegradation potential. Environ Sci Technol 58(8):3895-3907. doi:10.1021/acs.est.3c09183 PMID:38356175 PMCID:10902836

2023

• 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
• Dang H, Ewald JM, Mattes TE. 2023. Genome-resolved metagenomics and metatranscriptomics reveal insights into the ecology and metabolism of anaerobic microbial communities in PCB-contaminated sediments. Environ Sci Technol 57(43):16386-16398. doi:10.1021/acs.est.3c05439 PMID:37856784 PMCID:PMC10621002

2022

• Bako CM, Martinez A, Ewald JM, Hua J, Ramotowski DJ, Dong Q, Schnoor JL, Mattes TE. 2022. Aerobic bioaugmentation to decrease polychlorinated biphenyl (PCB) emissions from contaminated sediments to air. Environ Sci Technol 56(20):14338-14349. doi:10.1021/acs.est.2c01043 PMID:36178372 PMCID:PMC9583607
• Ewald JM, Schnoor JL, Mattes TE. 2022. Combined read- and assembly-based metagenomics to reconstruct a Dehalococcoides mccartyi genome from PCB-contaminated sediments and evaluate functional differences among organohalide-respiring consortia in the presence of different halogenated contaminants. FEMS Microbiol Ecol 98(7):doi:10.1093/femsec/fiac067 PMID:35665806
• Ewald JM, Schnoor JL, Mattes TE. 2022. Metagenomes, metagenome-assembled genomes, and metatranscriptomes from polychlorinated biphenyl-contaminated sediment microcosms. Microbiol Resour Ann 4:doi:10.1128/mra.01126-21 PMID:35766865

2021

• Bako CM, Mattes TE, Marek RF, Hornbuckle KC, Schnoor JL. 2021. Biodegradation of PCB congeners by Paraburkholderia xenovorans LB400 in presence and absence of sediment during lab bioreactor experiments. Environ Pollut 271:116364. doi:10.1016/j.envpol.2020.116364 PMID:33412450 PMCID:PMC818316
• Bako CM, Mattes TE, Marek RF, Hornbuckle KC, Schnoor JL. 2021. Dataset describing biodegradation of individual polychlorinated biphenyl congeners (PCBs) by Paraburkholderia xenovorans LB400 in presence and absence of sediment slurry. Data Brief 35:106821. doi:10.1016/j.dib.2021.106821 PMID:33604434 PMCID:PMC7873373
• Mattes TE, Ewald JM, Liang Y, Martinez A, Awad AM, Hornbuckle KC, Schnoor JL. 2021. Microbial communities in polychlorinated biphenyl (PCB)-contaminated wastewater lagoon sediments: PCB congener, quantitative PCR, and 16S rRNA gene amplicon sequencing datasets. Data Brief 39:107546. doi:10.1016/j.dib.2021.107546 PMID:34820490 PMCID:PMC8601980
• Mattes TE, Ingalls AE, Burke S, Morris RM. 2021. Metabolic flexibility of SUP05 under low DO growth condition. Environ Microbiol 23:2823-2833. doi:10.1111/1462-2920.15226 PMID:32893469 PMCID:PMC7936001

2019

• Ewald JM, Humes SV, Martinez A, Schnoor JL, Mattes TE. 2019. Growth of dehalococcoides spp. and increased abundance of reductive dehalogenase genes in anaerobic PCB-contaminated sediment microcosms. Environ Sci Pollut Res Int doi:10.1007/s11356-019-05571-7 PMID:31209752 PMCID:PMC6918016

2018

• 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

2015

• Liang Y, Meggo RE, Hu D, Schnoor JL, Mattes TE. 2015. Microbial community analysis of switchgrass planted and unplanted soil microcosms displaying PCB dechlorination. Appl Microbiol Biotechnol 99(15):6515-6526. doi:10.1007/s00253-015-6545-x PMID:25820643 PMCID:PMC4498989

2014

• Liang Y, Martinez A, Hornbuckle KC, Mattes TE. 2014. Potential for polychlorinated biphenyl biodegradation in sediments from Indiana Harbor and Ship Canal. Int Biodeterior Biodegradation 89:50-57. doi:10.1016/j.ibiod.2014.01.005 PMID:24764649 PMCID:PMC3993986
• Liang Y, Meggo RE, Hu D, Schnoor JL, Mattes TE. 2014. Enhanced polychlorinated biphenyl removal in a switchgrass rhizosphere by bioaugmentation with Burkholderia xenovorans LB400. Ecol Eng 71:215-222. doi:10.1016/j.ecoleng.2014.07.046 PMID:25246731 PMCID:PMC4167840