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Barry Dellinger

Patrick F. Taylor Chair of Chemistry, Louisiana State University

LSU Superfund Research Center Director, leader - Formation of Environmentally Persistent Free Radicals in Thermal Processing of Superfund Wastes

 

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Contact:

Fax:  225-578-6759

Email: barryd@lsu.edu

Website:  http://chemistry.lsu.edu/site/People/Faculty/Barry%20Dellinger/item1089.html

 

Research Interests, Expertise:

  • Origin and control of toxic combustion by-products
  • Sources/health impacts of environmentally persistent free radicals 
  • Formation and properties of combustion-generated nanoparticles
  • Surface and gas-phase mechanisms/kinetics of formation of dioxins and other air pollutants
  • Thermal treatment of hazardous wastes

 

Recent Publications:

2014

Kiruri , L., Khachatryan, L., Dellinger, B., and Lomnicki, S. 2014. Effect of Copper Oxide Concentration on the Formation and Persistency of Environmentally Persistent Free Radicals (EPFRs) in Particulates. Environ. Sci. Technol. 48 (4): 2212–2217. Doi: 10.1021/es404013g. PMCID: PMC3983329

 

Lomnicki, S., Gullett, B, Stöger,T., Kennedy, I., Diaz, J., Dugas, T.R., Varner, K., Carlin, D., Dellinger, B., and Cormier, S.A. 2013. Combustion By-Products and their Health Effects - Combustion Engineering and Global Health in the 21st Century: Issues and Challenges. International Journal of Toxicology. 33(1):3-13. Doi: 10.1177/1091581813519686. PMCID: PMC3944372

 

Reed, J.R., Cawley, G.F., Ardoin, T.G., Dellinger, B., Lomnicki, S.M., Hasan, F., Kiruri, L.W.,  Backes, W.L. 2014. Environmentally Persistent Free Radicals Inhibit Cytochromes P450 Activity in Rat Liver Microsomes. Toxicol Appl Pharmacol. Doi: 10.1016/j.taap.2014.03.021. PMCID:PMC4049543

 

2013

dela Cruz, A.L, Cook, R.L., Dellinger, B.H., Lomnicki, S.M., Donnelly, Kirby C., Kelley, M. A., Cosgriff, D. 2013. Assessment of Environmentally Persistent Free Radicals in Soils and Sediments from Three Superfund Sites. Environ. Sci.: Processes Impacts.16(1):44-52. Doi: 10.1039/C3EM00428G. PMCID: PMC3907510

 

Gehling, W.A., & Dellinger, B. 2013. Environmentally Persistent free Radicals and Their Lifetimes in PM2.5. Environmental Science & Technology. 47(15), 8172-8178. Doi: 10.1021/es401767m.

 

Gehling, W.,Khachatryan, L., and Dellinger, B. 2013. Hydroxyl Radical Generation from Environmentally Persistent Free Radicals (EPFRs) in PM2.5. Environ. Sci. Technol. 48 (8): 4266–4272. DOI: 10.1021/es401770y.

 

Herring, M.P., Potter, P.M., Wu, H., Lomnicki, S. and Dellinger, B. 2013. Fe2O3 nanoparticle mediated molecular growth and soot inception from the oxidative pyrolysis of 1-methylnaphthalene. Proceedings of the Combustion Institute. 34(1):1749-1757. Doi:10.1016/j.proci.2012.07.057.

 

Herring, P., Khachatryan, L., Lomnicki, S., Dellinger, B. 2013. Paramagnetic centers in particulate formed from the oxidative pyrolysis of 1-methylnaphthalene in the presence of Fe(III)2O3 nanoparticles.Combustion and Flame. 160(12):2996–3003.

 

Kelley, M.A., Hebert, V.Y., Thibeaux, T.M., Orchard, M.A., Hasan, F., Cormier, S.A., Thevenot, P.T., Lomnicki, S.M., Varner,K.J., Dellinger, B., Latimer, B.M., Dugas, T.R. 2013. Model Combustion-Generated Particulate Matter Containing Persistent Free Radicals Redox Cycle to Produce Reactive Oxygen Species. Chem. Res. Toxicol. 26(12):1862-71. Doi: 10.1021/tx400227s.

 

Kiruri, L., Dellinger, B., and Lomnicki, S. 2013. Tar Balls from Deep Water Horizon Oil Spill: Environmentally Persistent Free Radicals (EPFR) Formation During Crude Weathering. Environmental Science and Technology. 47(9):4220-6. Doi: 10.1021/es305157w.

 

Maskos, Z., Khachatryan, L., Dellinger, B. 2013. Role of the Filters in the Formation and Stabilization of Semiquinone Radicals Collected from Cigarette Smoke. Energy & Fuels. 27(9): 5506-5512. Doi: 10.1021/ef4010253 PMCID: PMC3831374 

 

Patterson, M.C., Keilbart, N.D., Kiruri, L.W., Thibodeaux, C.A., Lomnicki, S., Kurtz, R.L, Poliakoff, E.D., Dellinger, B., and Sprunger, P.T. 2013. EPFR formation from phenol adsorption on Al2O3 and TiO2: EPR and EELS studies. Journal of Chemical Physics. 422:277-282. Doi:10.1016/j.chemphys.2012.12.003. PMCID: PMC3891583

 

Saravia, J., Lee, G.I., Lomnicki, S., Dellinger, B., and Cormier, S.A. 2013. Particulate matter containing environmentally persistent free radicals and adverse infant respiratory health effects: A review. Journal of Biochemical and Molecular Toxicology. 27(1):56-68. Doi: 10.1002/jbt.21465. PMCID: PMC3580159

 

Thevenot P.T., Saravia J., Jin N, Giaimo J.D., Chustz R.E., Mahne S., Kelley M.A., Hebert V.Y., Dellinger B., Dugas T.R., Demayo F.J., Cormier S.A. 2013. Radical-containing ultrafine particulate matter initiates epithelial-to-mesenchymal transitions in airway epithelial cells. American Journal of Respiratory Cell and Molecular Biology. 48:188-197. Doi: 10.1165/rcmb.2012-0052OC. PMCID: PMC3604062

 

2012 

dela Cruz A.L., Cook R.L., Lominicki, S.M., & Dellinger, B. 2012. Effect of Low Temperature Thermal Treatment on Soils Contaminated with Pentachlorophenol and Environmentally Persistent Free Radicals. Environmental Science & Technology. 46 (11): 5971–5978. Doi: 10.1021/es300362k. PMCID:PMC3381800 

 

Mahne S., Chuang G.C., Pankey E.A., Kiruri L., Kadowitz P.J., Dellinger B., Varner K.J. 2012. Environmentally persistent free radicals decreased cardiac function and increase pulmonary artery pressure. Am J Physiol Heart Circ Physiol. 303(9):1135-1142. Doi: 10.1152/ajpheart.00545.2012. PMCID: PMC3517644.

 

Nganai, S., Lomnicki, S., and Dellinger, B. 2012. Formation of PCDD/Fs from Oxidation of 2-Monochlorophenol over an Fe203/silica Surface. Chemosphere. 88(3):371-376. Doi: 10.1016/j.chemosphere.2012.03.060. PMCID: PMC3361902.

 

Saravia, J., Lee G.I, Lomnicki, S., Dellinger,B., Cormier, S.A. 2012. Particulate Matter Containing Environmentally Persistent Free Radicals and Adverse Infant Respiratory Health Effects: A Review .J Biochem Mol Toxicol. 27(1):56-68. Doi: 10.1002/jbt.21465. PMCID: PMC3580159

 

Vejerano, E., Lomnicki, S., & Dellinger, B. 2012. Formation and Stabilization of Combustion-Generated, Environmentally Persistent Radicals on Ni(II)O Supported on a Silica Surface.Environmental Science & Technology. 46(17): 9406-9411.Doi: 10.1021/es301136d. PMCID:PMC3597086

 

Vejerano, E., Lomnicki, S., & Dellinger, B. 2012. Lifetime of Combustion-Generated Environmentally Persistent Free Radicals on Zn(II)O  and other Transition Metal Oxides. J. Environ. Monit.14(10): 2803-2806. Doi:10.1039/C2EM30545C. 

 

2011

Balakrishna, S., Saravia, J., Thevenot, P., Ahlert, T., Lominiki, S., Dellinger, B., & Cormier, S.A. 2011. Environmentally persistent free radicals induce airway hyperresponsiveness in neonatal rat lungs. Part Fibre Toxicol. 8:11. Doi: 10.1186/1743-8977-8-11. PMCID:PMC3061909

 

dela Cruz, A.L., Gehling, W., Lomnicki S.M., Cook, R.L., & Dellinger, B. 2011. Detection of Environmentally Persistent Free Radicals at a Superfund Wood Treating Site. Environmental Science and Technology. 45(15):6356-65. Doi: 10.1021/es2012947. PMCID:PMC3167238

 

Dellinger, B., & Khachatryan, L. 2011. Environmentally Persistent Free Radicals (EPFRs)-2. Are Free Hydroxyl Radicals Generated in Aqueous Solutions? Environ Sci Technol. 45(21):9232-9239. Doi: 10.1021/es201702q. PMCID: PMC3236504

 

Kelley, M.A., Thibeaux, T., Hebert, V., Cormier, S.A., Lomnicki, S., Dellinger, B., Dugas, T. 2011. Model Particulate Matter Containing Persistent Free Radicals Exhibit Reactive Oxygen Species Production. Free Radical Biology and Medicine. 51(1):S134. 

 

Khachatryan L, Vejerano E, Lomnicki S, & Dellinger B. 2011. Environmentally Persistent Free Radicals (EPFRs). Generation of Reactive Oxygen Species in Aqueous Solutions.Environ Sci Technol. 45(19): 8559-8566. Doi: 10.1021/es201309c. PMCID: PMC3230252

 

Lord, K., Moll, D., Lindsey, J.K., Mahne, S., Raman, G., Dugas, T., Cormier, S., Troxlair, D., Lomnicki, S., Dellinger, B., & Varner, K. 2011. Environmentally persistent free radicals decrease cardiac function before and after ischemia/reperfusion injury in vivo. J Recept Signal Transduct Res. 31(2):157-67. Doi: 10.3109/10799893.2011.555767. PMCID:PMC3152960

 

Nganai, S., Lomnicki, S., & Dellinger, B. 2011. Formation of PCDD/Fs from the Copper Oxide-Mediated Pyrolysis and Oxidation of 1,2-Dichlorobenzene.Environ. Sci. Technol. 45(3): 1034-1040. Doi: 10.1021/es102948f.

 

Patterson, M.C., Keilbart, N.D., Kiruri, L.W., Thibodeaux, C.A., Lomnicki, S., Kurtz, R.L., Poliakoff, E.D., Dellinger, B., Sprunger, P.T. 2011. EPFR formation from phenol adsorption on AI203 and Ti02: EPR and EELS studies.Chem Phys. 422: 277-282. Doi: 10.1016/j.bbr.2011.03.031. PMCID:PMC3891583

 

Vejerano, E., Lomnicki, S., & Dellinger, B. 2011. Formation and Stabilization of Combustion-Generated Environmentally Persistent Free Radicals on an Fe(III)2O3/Silica Surface. Environ. Sci. Technol. 45(2): 589-594. Doi: 10.1021/es102841s.

 

2010

Fahmy, B., Ding, L., You, D., Lomnicki, S., Dellinger, B., & Cormier, S. A. 2010. In Vitro and in Vivo Assessment of Pulmonary Risk Associated with Exposure to Combustion Generated Fine Particles. Environ. Toxicology and Pharmacology, 29: 173-182.

 

Lomnicki ,S.M., Wu, H., Poliakoff E.D., McCarley R.L., & Dellinger B. 2010. Size-Selective Synthesis of Immobilized Copper Oxide Nanoclusters on Silica.Mat. Sci. Eng: B., 175:136-142.

 

Truong, H., Lomnicki S., & Dellinger B. 2010. Potential for Misidentification of Environmentally Persistent Free Radicals as Molecular Pollutants in Particulate Matter.Environ. Sci. Technol., 44(6):1933-1939. DOI: 10.1021/es902648t.

 

Walsh, M., Cormier, S.A., Varner, K., & Dellinger, B. 2010. By-Products of Thermal Treatment of Hazardous Waste: Formation and Health Effects.EM, April, 2010, 26-30. PMCID: PMC3368582.