个人简介

■BS (Magna Cum Laude) Biological Sciences, 1988, Univ. of California Irvine ■MS Environmental Engineering Science, 1990, California Institute of Technology ■Dr Env Environmental Science and Engineering, 2001, Univ. of California Los Angeles

研究领域

Materials

Environmental organic and biophysical chemistry; behavior of organic chemicals, macromolecules and nanoparticles in terrestrial and aquatic environments.

近期论文

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Troiano, J.M.; Olenick, L.L.; Kuech, T.R.; Melby, E.S.; Hu, D.; Lohse, S.E.; Mensch, A.C.; Dogangun, M.; Vartanian, A.M.; Torelli, M.; Ehimiaghe, E.; Walter, S.R.; Fu, L.; Wang, F.; Orr, G.; Murphy, C.J.; Hamers, R.J.; Pedersen, J.A.; Geiger; F.M. Direct probes of 4-nm diameter gold nanoparticles interacting with supported lipid bilayers. J. Phys. Chem. C 2015, 119 (accepted). Kuech, T.R.; Hamers, R.J.; Pedersen, J.A. Chemical transformations of metal, metal oxide, and metal chalcogenide nanomaterials in the environment. In Engineered Nanoparticles and the Environment: Biophysicochemical Processes and Biotoxicity; Xing, B.; Vectis, C.D.; Senesi, N. (eds.); Wiley-IUPAC Series on Biophysico-chemical Processes in Environmental Systems, Vol. 4; (accepted). Carlson, C.M.; Schneider, J.R.; Pedersen, J.A.; Heisey, D.M.; Johnson, C.J. Experimental infection meadow voles (Microtus pennsylvanicus) with sheep scrapie. Can. J. Vet. Res. 2015, 78 (in press). Mori, T.; Hamers, R.J.; Pedersen, J.A.; Cui, Q. Integrated Hamiltonian Sampling: A simple and versatile method for free energy simulations and conformational sampling. J. Phys. Chem. B 2014, 118, 8210-8220. doi: 10.1021/jp501339t Kim, M.-S.; Louis, K.M.; Pedersen, J.A.; Hamers, R.J.; Peterson, R.E.; Heideman, W. Using citrate-functionalized TiO2 nanoparticles to study the effect of particle size on zebrafish embryo toxicity. Analyst 2014, 139, 964-972. doi: 10.1039/C3AN01966G Greiner, E.; Kumar, K.; Sumit, M.; Guiffre, A.; Pedersen, J.A.; Sahai, N. Adsorption of L-glutamic acid and L-aspartic acid on γ-Al2O3.Geochim. Cosmochim. Acta 2014, 133, 142-155. doi: 10.1016/j.gca.2014.01.004 Smith, C.B.; Booth, C.J.; Wadzinsky, T.; Legname, G.; Chappell, R.; Johnson, C.J.; Pedersen, J.A. Humic substances interfere with detection of pathogenic prion protein. Soil Biol. Biochem. 2014, 68, 309-316. Bishop, L.M.; Tillman, A.S.; Geiger, F.M.; Haynes, C.L.; Klaper, R.D.; Murphy, C.J.; Orr, G.; Pedersen, J.A.; DeStefano, L.; Hamers, R.J. Blogging as a tool to enhance graduate students’ written communication skills. J. Chem. Ed. 2014, 91, 1600-1605. Pedersen, J.A. Prion diseases. Chapter 4 in Creating Life from Life: Biotechnology and Science Fiction; Berne, R.W. (Ed.); Pan Stanford Press, 2014. ISBN-10: 9814463582, ISBN-13: 978-9814463584. Wiecinski, P.N.; Metz, K.M.; Peterson, R.E.; Heideman, W.; Hamers, R.J.; Pedersen, J.A. Toxicity of oxidatively degraded quantum dots. Environ. Sci. Technol. 2013, 47, 9132-9139. doi: 10.1021/es304987r Jacobson, K.H.; Kuech, T.R.; Pedersen, J.A. Attachment of pathogenic prion protein to model mineral surfaces. Environ. Sci. Technol. 2013, 47, 6925-6934. doi: 10.1021/es3045899 Bar-Ilan, O.; Chuang, C.C.; Schwahn, D.J.; Yang, S.; Joshi, S.; Pedersen, J.A.; Hamers, R.J.; Peterson, R.E.; Heideman, W. TiO2 nanoparticle exposure spanning zebrafish development: photo-dependent toxicity at parts per billion concentrations. Environ. Sci. Technol. 2013, 47, 4726-4733. doi: 10.1021/es304514r Yang, S.; Louis, K.; Heideman, W.; Hamers, R.J.; Peterson, R.E.; Pedersen, J.A. Influence of humic acid on titanium dioxide nanoparticle toxicity to developing zebrafish. Environ. Sci. Technol. 2013, 47, 4718-4725. doi: 10.1021/es3047334 Mori, T.; Hamers, R.J.; Pedersen, J.A.; Cui, Q. An explicit consideration of desolvation is critical to binding free energy calculations of charged molecules at ionic surfaces. J. Chem. Theo. Comp. 2013, 9, 5059-5069. Booth, C.J.; Johnson, C.J.; Pedersen, J.A. Microbial and enzymatic inactivation of prions in soil environments. Soil Biol. Biochem. 2013, 59, 1-15. doi: 10.1016/j.soilbio.2012.12.016 Johnson, C.J.; Gilbert, PUPA; Albrecht, M.; Baldwin, K.L.; Pedersen, J.A.; Aiken, J.M.; McKenzie, D. Low copper and high manganese levels in prion plaques. Viruses 2013, 5, 654-662. doi:10.3390/v5020654 Tomaszewski, J.E.; Madliger, M.; Pedersen, J.A.; Schwarzenbach, R.P.; Sander, M. Adsorption of insecticidal Cry1Ab protein to humic substances. 2. Influence of humic and fulvic acid charge and polarity characteristics. Environ. Sci. Technol. 2012, 46, 9932-9940. doi: 10.1021/es302248u Gao, J.; Hedman, C.; Liu, C.; Guo, T.; Pedersen, J.A. Transformation of sulfamethazine by manganese oxide in aqueous solution. Environ. Sci. Technol. 2012, 46, 2642-2651. doi: 10.1021/es202492h Bishop, L.M.; Yeager, J.C.; Chen, X.; Wheeler, J.N.; Torelli, M.D.; Benson, M.C.; Burke, S.D.; Pedersen, J.A.; Hamers, R.J. A citric acid-derived ligand for modular functionalization of metal oxide surfaces via “click” chemistry. Langmuir 2012, 28, 1322-1329. doi: 10.1021/la204145t Sturm, R.M.; Kreitinger, G.; Booth, C.J.; Smith, L.M.; Pedersen, J.A.; Li, L. Absolute quantification of prion protein (90-231) using stable isotope-labeled chymotryptic peptide standards in a LC-MRM AQUA workflow. J. Am. Soc. Mass. Spectr. 2012, 23, 1522-1533. doi: 10.1007/s13361-012-0411-1