Particles, Colloids, and Exopolymeric Substances

Prior to ADDOMEx

  • Mesfioui, R., Abdulla, H.A. N., and Hatcher. P.G. 2015. Photochemical Alterations of Natural and Anthropogenic Dissolved Organic Nitrogen in the York River. Environ. Sci. Technology. v. 49 (1), p. 159–167
  • Bar-Zeev E, Passow U, Romero-Vargas Castrillón S, Elimelech M (accepted 2014) Transparent Exopolymer Particles (TEP): From Aquatic Environments and Engineered Systems to Membrane Biofouling. Environmental Science & Technology
  • Chuang, C.-Y., Santschi, P.H., Wen, L.S., Xu, C., Zhang, S., Ho, Y.-F., Schwehr, K.A., Jiang, Y., Quigg, A., Hung, C.-C., Guo, L.D.,, Ayranov, M., Schumann, D. 2015. Strongly radionuclide (Th, Pa, Pb, Po and Be) binding moieties in marine colloidal organic matter. Marine Chemistry, in press.
  • Lam, P.J., Twining, B.S., Jeandel, C., Roychoudhury, A., Resing, J., Geibert, W., Santschi, P.H., Anderson, R.F. 2014. Methods for analyzing the concentration and speciation of major and trace elements in marine particles. Progress in Oceanography, in press.
  • Chen C-S, Anaya JM, Chen EY, Farr E, Chin W-C. 2014 Ocean Warming–Acidification Synergism Undermines Dissolved Organic Matter Assembly. PLoS ONE (accepted).
  • Passow U, Rocha CLDL, Fairfield C, Schmidt K 2014. Aggregation as a function of pCO2 and mineral particles. Limnology and Oceanography 59:532-547
  • Chen, Hongmei; Stubbins, Aron; Perdue, E. Michael; Green, Nelson W.; Mopper, Kenneth; Hatcher, Patrick G. 2014. Molecular characterization of dissolved organic matter by ultrahigh resolution mass spectrometry from various oceanic water masses isolated by coupled reverse osmosis-electrodialysis. Marine Chemistry, v.164, p. 48-59
  • Kamga, A.W., Behar, F., and Hatcher, P.G. 2014. Quantitative Analysis of Long Chain Fatty Acids Present in a Type I Kerogen Using Electrospray Ionization Fourier Transform Ion Cyclotron Resonance Mass Spectrometry. Compared with BF3/MeOH Methylation/GC-FID. Journal of the American Society of Mass Spectrometry, v. 25, p. 880-890
  • Abdulla, H.A.N. and Hatcher, P.G. 2014. Dynamics of dissolved organic matter. A view from two dimensional correlation spectroscopy techniques. Journal of Molecular Structure, v. 1069, p. 313-317
  • Xu, C., Athon, M., Ho, Y.-F., Schwehr, K.A., Kaplan, D.I., DiDonato, N., Hatcher, P.G., Santschi, P.H. 2014. Plutonium Immobilization and Re-mobilization by Sedimentary Mineral-Organic Matter Matrix in the Far-field of the Savannah River Site. Environmental Science and Technology, v. 48, p. 3186-3195
  • Hartman, B.E. and Hatcher, P.G. 2014. Valuable crude oil from hydrothermal liquefaction of an aliphatic coal. Energy & Fuels, v. 28, p. 7538-7551
  • Hatcher, P.G., Ravin, A., Behar, F., and Baudin, F. 2014. Diagenesis of organic matter in a 400 m organic rich sediment core from offshore Namibia using solid state 13C NMR and FTIR. Organic Geochemistry, v. 75, p. 8-23
  • McKee, G.A., Kobiela, M.E., and Hatcher, P.G. 2014. Effect of Michael adduction on peptide preservation in natural waters. Environmental Science. Processes & Impacts, v.16, p. 2087-2097
  • Shiu R-F, Chin W-C, Lee C-L. 2014. Carbonaceous particles reduce marine microgel formation. Sci Rep. 4: 5856; DOI:10.1038/srep05856.
  • Koch BP, Kattner G, Witt M, Passow U 2014a Molecular insights into the microbial formation of marine dissolved organic matter: recalcitrant or labile? Biogeosciences 11:4173-4190
  •  Quigg A, Chin W-C, Chen C-S, Zhang S, Jiang Y, Miao A-J, Schwehr KA, Xu C, Santschi PH. 2013. Direct and indirect toxic effects of engineered nanoparticles on algae: role of natural organic matter. ACS Sustainable Chem. Eng. 1: 686–702.
  • Zhang S, Jiang Y, Chen C-S, Creeley D, Schwehr KA, Quigg A, Chin W-C, Santschi PH. 2013. Ameliorating Effects of extracellular polymeric substances excreted by Thalassiosira pseudonana on algal toxicity of CdSe Quantum Dots. Aquat Toxicol. 126: 214-223. PMID: 23246863.
  • Abdulla, H.A.N., Minor, E.C., Dias, R.F., and Hatcher, P.G. 2013. Transformation of the chemical compositions of high molecular weight DOM along a salinity transect. Using two dimensional correlation spectroscopy and principal component analysis approaches. Geochimica et Cosmochimica Acta, v. 118, p. 231-246
  • Abdulla, H.A.N., Sleighter, R.L., and Hatcher, P.G. 2013. Two dimensional correlation analysis of Fourier transform ion cyclotron resonance mass spectra of dissolved organic matter. A new graphical analysis of trends. Analytical Chemistry, v. 85, p. 3895-3902
  • Xu, C., Chen, H.M., Sugiyama, Y., Zhang, S.J., Li, H.-P., Ho, Y.-F., Chuang, C.-Y., Schwehr, K.A., Kaplan, D.I., Yeager, C., Roberts, K.A., Hatcher, P.G., Santschi, P.H. 2013. Novel Molecular-Level Evidence of Iodine Binding to Natural Organic Matter from Fourier Transform Ion Cyclotron Resonance Mass Spectrometry. Science of the Total Environment, v. 449, p. 244252
  • Chuang, C.-Y., Santschi, P.H., Ho, Y.-F., Conte, M.H., Guo, L.D., Schumann, D., Ayranov, M. 2013. Biopolymers as major carrier phases and redox regulators of Th, Pa, Pb, Po, and Be in settling particles from the Atlantic Ocean. Marine Chemistry, 157, 131–143.
  • Hung, C.-C., Gong, G.-C., Santschi, P.H. 2012. 234Th in different size classes of sediment trap collected particles from the Northwestern Pacific Ocean. Geochim. Cosmochim. Acta, 91, 60–74.
  • Passow U 2012. The Abiotic Formation of TEP under different ocean acidification scenarios. Marine Chemistry 128-129:72-80
  • Zhong, J., Didonato, N., and Hatcher, P.G.  2012. Independent Component Analysis Applied to Diffusion Ordered Spectroscopy. Separating Nuclear Magnetic Resonance Spectra of Analytes in Mixture, Journal of Chemometrics, v. 26, p. 150-157
  • Sleighter, R.L., Chen, H., Wozniak, A.S., Priest, A.S., Caricasole, P., and Hatcher, P.G. 2012. Establishing a measure of reproducibility of ultrahigh resolution mass spectra for complex mixtures of natural organic matter. Analytical Chemistry, v. 84, p. 9184-9191
  • Zhang, S.J., Jiang, Y.L., Chen, C.-S., Spurgin, J., Schwehr, K.A., Quigg, A., Chin, W.-C., and Santschi, P.H. 2012. Aggregation and dissolution of quantum dots in marine environments: importance of extracellular polymeric substances. Env. Sci. & Technol., 46, 8764−8772.
  • Xu, C., Santschi, P. H., Hung, C.-C., Zhang, S., Schwehr, K,A., Roberts, K.A., Guo, L.D., Gong, G.-C., Quigg, A., Long, R., Pinckney, J., Duan, S.W., Amon, R., Wei, C.-L. 2011. Controls of Th-234 removal from the oligotrophic ocean by polyuronic acids and modification by microbial activity. Marine Chemistry, 123, 111–126.
  • Chen C-S, Anaya JM, Zhang S, Spurgin J, Chuang C-Y, Xu C, Maio A-J, Chen E Y-T, Schwehr KA, Jiang Y, Quigg A, Santschi PH, Chin W-C. 2011. Effects of engineered nanoparticles on the assembly of exopolymeric substances from phytoplankton. PLoS ONE. 6(7): e21865. doi:10.1371/ journal.pone.0021865. PMCID: PMC3140995.
  • Liu, Zhanfei; Sleighter, Rachel L.; Zhong, Junyan; Hatcher, Patrick G. 2011 The chemical changes of      DOM from black waters to coastal marine waters by HPLC combined with ultrahigh resolution mass spectrometry. Estuarine, Coastal and Shelf Science, v. 92, p. 205-216.
  • Chen, Hongmei, Stubbins, Aron, Hatcher, P.  2011.  A mini-electrodialysis system for desalting small volume saline samples for Fourier transform ion cyclotron resonance mass spectrometry.  Limnology and Oceanography. Methods, v.9, p. 582-592.
  • Zhong, J., Sleighter, R.L., Salmon, E., McKee, G.A., and Hatcher, P.G. 2011.  Combining advanced NMR techniques with ultrahigh resolution mass spectrometry. A new strategy for molecular scale characterization of macromolecular components of soil and sedimentary organic matter. Organic Geochemistry, v. 42, p. 903-916.
  • Salmon, E., Behar, F., and Hatcher, P.G., 2011. Molecular characterization of Type I kerogen from the Green River Formation using advanced two-dimensional NMR techniques in combination with electrospray ionization/ ultrahigh resolution mass spectrometry. Organic Geochemistry, v. 42 (4), p. 301-315.
  • Xu, C., Zhang, S., Chuang, C.-Y., Miller, E.J., Schwehr, K.A., Santschi, P.H. 2011. Chemical properties of strongly actinide binding exopolymeric substances (EPS) from two bacteria (Sagittula stellata and Pseudomonas fluorescens Biovar II). Marine Chemistry, 126, 27-36.
  • Hung, C.-C., Xu, C., Santschi, P.H., Zhang, S., Schwehr, K.A., Quigg, A., Guo, L., Gong, G.-C., Pinckney, J., Long, R., and Wei, C.-L. 2010. Comparative evaluation of sediment-trap and 234Th-derived POC fluxes from the upper oligotrophic waters of the Gulf of Mexico and the subtropical northwestern Pacific Ocean. Mar. Chem, 121, 132–144.
  • Verdugo, P., Santschi, P.H. 2010. Polymer dynamics of DOC networks and gel formation in seawater. Deep Sea Research II, 57, 1486-1493.
  • Ploug H, Terbrüggen A, Kaufmann A, Wolf-Gladrow D, Passow U 2010. A novel method to measure particle sinking velocity in vitro, and its comparison to three other in vitro methods. Limnology and Oceanography: Methods 8:386-393
  • Abdulla, H.A.N., Minor, E.C., Dias, R.F., and Hatcher, P.G. 2010. Changes in the compound classes of dissolved organic matter along and estuarine transect. a study using FTIR and 13C NMR. Geochimica et Cosmochimica Acta, v. 74, p. 3815-3838.
  • Liu, Zhangfei, Kobiela, Megan E., McKee, Georgina A., Tankg, Tiantian, Lee, Cindy, Mulholland, Margaret M., and Hatcher, P.  2010.  The effect of chemical structure on the hydrolysis of tetrapeptides along a river-to-ocean transect. AVFA and SWGA. Marine Chemistry, 119 (1-4) 108-120.
  • Stubbins, A, Spencer, R., Chen, H., Hatcher, P., Mopper, K., Hernes, P., Mwamba, V., Mangangu, A., and Wabakanghanzi, J.  2010.  Illuminated darkness.  Molecular signatures of Congo River dissolved organic matter and its photochemical alteration as revealed by ultrahigh precision mass spectrometry. Limnology and Oceanography, 55(4), p. 1467–1477.
  • Sleighter, Rachel L.; Liu, Zhanfei; Xue, Jianhong; Hatcher, Patrick G.  2010. Multivariate statistical approaches for the characterization of dissolved organic matter analyzed by ultrahigh resolution mass spectrometry.  Environmental Science and Technology, v. 44, p. 7576-7582.
  • Abdulla, H.A.N., Minor, E.C., and Hatcher, P.G. 2010. Using Two-Dimensional Correlations of 13C NMR and FTIR To Investigate Changes in the Chemical Composition of Dissolved Organic Matter along an Estuarine Transect.  Environmental Science & Technology, v. 44, p. 8044-8049.
  • Steigenberger S, Statham PJ, Völker C, Passow U 2010. The role of polysaccharides and diatom exudates in the redox cycling of Fe and the photoproduction of hydrogen peroxide in coastal waters. Biogeosciences 7:109-119
  • Strmečki S, Plavšić M, Steigenberger S, Passow U 2010. Characterization of phytoplankton exudates and carbohydrates in relation to their complexation of copper, cadmium and iron. Marine Ecology Progress Series 408:33-46
  • Zhang, S., and Santschi, P.H. 2009. Application of cross-flow ultrafiltration for isolating exopolymeric substances (EPS) from a marine diatom (Amphora sp.). Limnol. Oceanogr.: Methods 7, 2009, 419–429.
  • Ding Y, Hung C, Santschi PH, Verdugo P, Chin W-C. 2009. Spontaneous assembly of exopolymers from phytoplankton. Terr. Atmos. Ocean. Sci. (TAO) 20: 741-747.
  • Guo, L.D., White, D.M., Xu, C., and Santschi, P.H. 2009. Chemical and isotopic composition of estuarine colloidal organic matter from the Mississippi River plume. Marine Chemistry, 114, 63-71.
  • Ding, Y.-X., Hung, C.-C., Santschi, P.H., Verdugo, P., and Chin, W.-C. 2009. Spontaneous assembly of exopolymers from phytoplankton. Terrestrial, Atmospheric and Oceanic Sciences (TAO), 20(5), 741-747.
  • Xu, C., Santschi, P.H., Schwehr, K.A., and Hung, C.-C. 2009. Optimized isolation and purification procedure for obtaining strongly actinide binding exopolymeric substances (EPS) from two bacteria (Sagittula stellata and Pseudomonas fluorescens Biovar II). Bioresource Technology, 100, 6010-6021.
  • Bar-Zeev E, Berman-Frank I, Liberman B, Rahav E, Passow U, Berman T 2009. Transparent exopolymer particles: Potential agents for organic fouling and biofilm formation in desalination and water treatment plants. Desalination and Water Treatment 3:136-142
  • Liu, Z., Mao, J., Peterson, M. L., Lee, C., Wakeham, S. G., and Hatcher, P.G. 2009. Characterization of sinking particles from the northwest Mediterranean Sea using advanced solid-state NMR. Geochimica et Cosmochimica Acta, v. 73, p. 1014-1026.
  • Hockaday, W. C., Purcell, J. M., Marshall, A. G. , Baldock, J.A. and Hatcher, P.G. 2009. Electrospray and photoionization mass spectrometry for the characterization of organic matter in natural waters. a qualitative assessment. Limnology and Oceanography. Methods, v. 7, p. 81–95.
  • Sleighter, R.L., McKee, G.A., and Hatcher, P.G., 2009. Direct Fourier transform mass spectral analysis of natural waters with low dissolved organic matter. Organic Geochemistry, v. 40,p. 119-125.
  • Ortega-Retuerta E, Passow U, Duarte CM, Reche I 2009. Impact of UVB radiation on transparent exopolymer particles. Biogeosciences 6 3071-3080.
  • De La Rocha CL, Nowald N, Passow U 2008. Interactions between diatom aggregates, minerals, particulate organic carbon, and dissolved organic matter: Further implications for the ballast hypothesis. Global Biogeochem Cycles 22:GB4005.
  • Ding, Y.-X., Chin, W.-C., Rodriguez, A., Hung, C.-C., Santschi, P.H., and Verdugo, P. 2008. Amphiphilic exopolymers from Sagitulla stellata induce self-assembly of DOM polymers and the formation of marine microgels. Marine Chemistry, 112, 11–19.
  • Verdugo P, Orellana MV, Chin W-C, Petersen TW, van den Eng G, Benner R, Hedges JI. 2008. Marine biopolymer self-assembly: implications for carbon cycling in the ocean. Faraday Discuss. 139: 393-398.
  • Zhang, S., Xu, C., and Santschi, P.H. 2008. Chemical composition and 234Th(IV) binding of extracellular polymeric substances (EPS) produced by the marine diatom Amphora sp. Marine Chemistry, 112, 81-92.
  • Ding Y, Chin W-C, Rodriguez A, Hung C, Santschi PH, Verdugo P. 2008. Amphiphilic exopolymers from Sagittula stellata induce DOM self-assembly and formation of marine microgels. Mar. Chem. 112: 11-19.
  • Xu, C. , Santschi, P.H., Zhong, J.Y., Hatcher, P.G., Francis, A.J., Dodge, C.J., Roberts, K.A., Chung, C.-C., and Honeyman, B.D., 2008, Colloidal Cutin-Like Substances Cross-Linked to Siderophore Decomposition Products Mobilizing Plutonium from Contaminated Soils. Environmental Science and Technology, v. 42, p. 8211-8217.
  • Sleighter, R. L., McKee, G. A., Liu, Z., Hatcher, P. G. 2008. Naturally present fatty acids as internal calibrants for Fourier transform mass spectra of dissolved organic matter. Limnology and Oceanography. Methods, v. 6, 246-253.
  • Sleighter, R.L. and Hatcher, P.G. 2007. The application of electrospray ionization coupled to ultrahigh resolution mass spectrometry for the molecular characterization of natural organic matter. J. Mass Spectrom. v. 42(5), p. 559-74.
  • Kenneth Mopper, Aron Stubbins, Jason D. Ritchie, Heidi M. Bialk, and Patrick G. Hatcher. 2007. Advanced Instrumental Approaches for Characterization of Marine Dissolved Organic Matter. Extraction Techniques, Mass Spectrometry, and Nuclear Magnetic Resonance Spectroscopy. In. Chemical Oceanography, G.W Luther and E. A. Boyle (guest editors), Chemical Reviews, v. 107, p. 419-442.
  • Ploug H, Passow U 2007. Direct measurements of diffusivity of diatom aggregates containing transparent exopolymer particles. Limnology and Oceanography 52:1-6
  • Guo, L. and Santschi, P.H. 2007.  Ultrafiltration and its applications to sampling and characterization of aquatic colloids. In “Environmental Colloids and Particles: Behaviour, Separation and Characterisation,” Wilkinson, K. and Lead, J. (Eds), Chapter 4, International Union of Pure and Applied Chemistry (IUPAC) Series on Analytical and Physical Chemistry of Environmental Systems, John Wiley, pp.159-221.
  • Croot PL, Passow U, Assmy P, Jansen S, Strass VH 2007. Surface active substances in the upper water column during a Southern Ocean Iron Fertilization Experiment (EIFEX). Geophys Res Lett 34:L03612
  • Berman T, Passow U 2007. Transparent Exopolymer Particles (TEP): an overlooked factor in the process of biofilm formation in aquatic environments. Nature Precedings
  • Ding Y, Chin W-C, Verdugo P. 2007. Development of a fluorescence quenching assay to measure the fraction of organic carbon present in self-assembled gels in seawater. Mar. Chem. 106: 456-462.
  • Skoog A, Alldredge A, Passow U, Dunne J, Murray J 2007. Neutral aldoses as source indicators for marine snow. Marine Chemistry 108:195-206
  • Santschi PH, Murray JW, Baskaran M, Benitez-Nelson CR, Guo LD, Hung C-C, Lamborg C, Moran SB, Buesseler, K.O., Passow U, Roy-Barman M 2006. Thorium speciation in seawater. Marine Chemistry 100:250-268
  • Passow U, Arnosti C 2006. Degradation of complex polysaccharides in marine pelagic communities. In: Monographs C-w (ed) Production and fate of dissolved organic matter in the Mediterranean Sea, Book 28
  • Passow U, De La Rocha CL 2006. Accumulation of mineral ballast on organic aggregates. Global Biogeochemical Cycles 20:7
  • Santschi, P.H., Burd, A.B., Gaillard, J.-F., Lazarides, A.A. 2005. Transport of materials and chemicals by nano-scale colloids and micro to macro-scale flocs in marine, freshwater and engineered systems. In: Flocculation in Natural and Engineered Environmental Systems, Droppo, I.G., Leppard, G.G., Liss, S.N., and Milligan, T.G., eds., CRC Press, Boca Raton, FL, chapter 9, pp. 191-210.
  • Santschi, P.H. 2005. Marine Colloids. In: Water Encyclopedia: Oceanography; Meteorology; Physics and Chemistry; Water Law; and Water History, Art, and Culture. Jay H. Lehr (Editor), Jack Keeley (Editor). pp. 27-32. John Wiley & Sons, Inc., New York, 832pp.
  • Hung, C.-C., Santschi, P.H., and Gillow, J.B. 2005. Isolation and characterization of extracellular polysaccharides produced by Pseudomonas fluorescens Biovar II. Carbohydrate Polymers, 61, 141-147.
  • Hsu, P.-H. and Hatcher, P.G. 2005. New evidence for covalent coupling of peptides to humic acids based on 2D NMR spectroscopy. A means for preservation.  Geochimica et Cosmochimica Acta, v. 69, p. 4521-4533.
  • Simpson, M.J., Chefetz, B., Deshmukh, A.P., and Hatcher, P.G., 2005. Comparison of polycyclic aromatic hydrocarbon distribution and sedimentary organic matter characteristics in contaminated, coastal sediments from Pensacola Bay, Florida. Marine Environmental Research, v. 59, p. 139-163.
  • Bianchi, T.S., Filley, T.R., Dria, K.J., Hatcher,  P. G., 2004. Temporal variability in sources of dissolved organic carbon in the lower Mississippi River. Geochimica et Cosmochimica Acta, v. 68, p. 959-967.
  • Hatcher, P.G. 2004. The CHNs of organic geochemistry. characterization of molecularly uncharacterized non-living organic matter. Marine Chemistry, v. 92, p. 5-8.
  • Verdugo, P., Alldredge, A.L., Azam, F., Kirchman, D.L., Passow, U., and Santschi, P.H. 2004. The oceanic gel phase: a bridge in the DOM-POM continuum. Mar. Chem., 92, 67-85.
  • Chin W-C, Orellana MV, Quesada I, Verdugo P. 2004. Secretion in unicellular marine phytoplankton: demonstration of regulated exocytosis in Phaeocystis globosa. Plant Cell Physiol. 45(5): 535-542.
  • Azetsu-Scott K, Passow U 2004. Ascending marine particles: Significance of transparent exopolymer particles (TEP) in the upper ocean. Limnology and Oceanography 49: 741-748.
  • Guo, L., Tanaka, N., Schell, D.M., and Santschi, P.H. 2003. Nitrogen and carbon isotopic composition of HMW dissolved organic matter in marine environments. Mar. Ecol. Progr. Ser., 252(2003): 51-60.
  • Kim, S., Simpson, A.J., Kujawinski, E.B., Freitas, M.A., and Hatcher, P.G., 2003. Non-invasive advanced spectroscopic methods (electrospray ionization mass spectrometry and 2D solution NMR) for analysis of DOM isolated by C18 solid phase disk extraction. Organic Geochemistry, v. 34, p. 1325-1335.
  • Simpson, A. J., Kingery W., and Hatcher, P.G., 2003. The identification of plant derived structures in natural organic matter using three-dimensional NMR spectroscopy. Environmental Science and Technology, v. 37(2), p. 337-342.
  • Guthrie-Nichols, E.A,  Grasham, A.,  Kazunga, C., Salloum, M.,  Sangaiah, R., Gold, A., and Hatcher, P.G., 2003, The Effect of Aging on Pyrene Transformation in Sediments. Environmental Toxicology and Chemistry, v. 22 (1), p. 40-49.
  • Kim, S., Kramer, R.W., and Hatcher, P.G., 2003.  An informative graphical method for analysis of ultrahigh-resolution broadband mass spectra of natural organic matter – the van Krevelen diagram. Analytical Chemistry, v. 75, p. 5336-5344.
  • Kaiser, E. Simpson, A.J., Dria, K.J., Sulzberger, B., and Hatcher, P.G., 2003. Solid-state and multidimensional solution-state NMR of solid phase extracted and ultrafiltered riverine dissolved organic matter (DOM). Environmental Science and Technology, v. 37, p. 2929-2935.
  • Hung, C.-C., Guo, L., Santschi, P.H., Alvarado-Quiroz, N.J., Haye, J. 2003. Distributions of carbohydrate species in the Gulf of Mexico. Mar. Chem., 81, 119-135.
  • Santschi, P.H., Hung, C.-C., Guo, L., Pinckney, J., Schultz, G., Alvarado-Quiroz, N., and Walsh, I. 2003. Control of acid polysaccharide production, and 234Th and POC export fluxes by marine organisms, Geophysical Res. Lett., 30(2), Art. No. 1044, dio 10.1029/2002GL016046.
  • Hung, C.-C., Guo, L., Schultz, G., Pinckney, J.L., and Santschi, P.H. 2003. Production and fluxes of carbohydrate species in the Gulf of Mexico, Global Biogeochem. Cycles, 17(2), 1055, doi:10.1029/2002GB001988.
  • Kujawinski, E.B., Freitas, M.A., Zang, X., Hatcher, P.G., Green-Church, K.B., Jones, R.B. 2002. The application of electrospray ionization mass spectrometry (ESI MS) to the structural characterization of natural organic matter. Organic Geochemistry, v. 33, p. 171-180.
  • Simpson, A.J., Salloum, M.J., Kingery, W., and Hatcher, P.G. 2002. Improvements in the 2-D NMR spectroscopy of humic substances. Journal of Environmental Quality, v. 31(2), p. 388-392.
  • Quigley, M.S., Santschi, P.H., Hung, C.-C., Guo, L., and Honeyman, B.D. 2002. Importance of polysaccharides for 234Th complexation to marine organic matter. Limnology and Oceanography, 47, 367-377.
  • Passow U 2002a. Production of transparent exopolymer particles (TEP) by phytoplankton and bacterioplankton. Marine Ecology Progress Series 236:1-12
  • Passow U 2002b. Transparent exopolymer particles (TEP) in aquatic environments. Progress in Oceanography 55:287-333
  • Hung, C.-C., and Santschi, P.H. 2001. Spectrophotometric determination of total uronic acids in seawater using cation exchange separation and pre-concentration by lyophilization. Analyt. Chim. Acta, 427, 111-117.
  • Engel A, Passow U 2001 Carbon and nitrogen content of transparent exopolymer particles (TEP) in relation to their Alcian Blue adsorption. Marine Ecology-Progress Series 219:1-10
  • Zang, X., Brown, J.C., van Heemst, J.D.H., Palumbo, A., and Hatcher, P.G., 2001. Characterization of amino acids and proteinaceous materials using on-line tetramethylammonium hydroxide (TMAH) thermochemolysis and gas chromatography-mass spectrometry technique. Journal of Analytical and Applied Pyrolysis, v. 61(1-2), p. 181-193.
  • Guo, L., and Santschi, P.H. 2000. Sedimentary sources of old high molecular weight dissolved organic matter from the ocean margin benthic nepheloid layer. Geochim. Cosmochim. Acta, 64(4), 651-660.
  • Guo, L., Wen, L.-S., Tang, D., and Santschi, P.H. 2000. Re-examination of cross-flow ultrafiltration for sampling marine colloids: evidence from molecular probes. Mar. Chem, 69(1-2), 75-90.
  • Passow U 2000. Formation of Transparent Exopolymer Particles, TEP, from dissolved precursor material. Marine Ecology Progress Series 192:1-11
  • Chefetz, B., A. Deshmukh, E. A. Guthrie and P. G. Hatcher. 2000. Pyrene sorption by natural organic Matter. Environmental Science & Technology, v. 34, p. 2925-2930.

Prior to 2000

  • Passow U, Alldredge AL 1999. Do transparent exopolymer particles (TEP) inhibit grazing by the euphausid Euphausia pacifica? Journal of Plankton Research 21:2203-2217
  • Santschi, P.H., Guo, L., Walsh, I.D., Quigley, M.S., and Baskaran, M. 1999. Boundary exchange and scavenging of radionuclides in continental margin waters of the Middle Atlantic Bight. Implications for organic carbon fluxes. Cont. Shelf Res., 19, 609-636.
  • Guthrie, E.A., Bortiatynski, J.M., van Heemst, J.D.H., Richman, J.E., Hardy, K.S., Kovach, E.M., and Hatcher, P.G., 1999, Determination of [13C] Pyrene sequestration in sediment microcosms using flash pyrolysis-gc-ms and 13C NMR. Environmental Science & Technology, v. 33, p. 119-125
  • Zhou J, Mopper K, Passow U 1998. The role of surface-active carbohydrates in the formation of transparent exopolymer particles by bubble adsorption of seawater. Limnology and Oceanography 43:1860-1871
  • Santschi, P.H., Balnois, E., Wilkinson, K., Zhang, J., Buffle, J., and Guo, L. 1998. Fibrillar polysaccharides in marine macromolecular organic matter, as imaged by Atomic Force Microscopy and Transmission Electron Microscopy, Limnology and Oceanography, 43(5), 896-908.
  • Chin W-C, Orellana MV, Verdugo P.  1998. Spontaneous assembly of marine dissolved organic matter into polymer gels. Nature  391: 568-572.
  • Alldredge AL, Passow U, Haddock SHD 1998. The characteristics and transparent exoploymer particle (TEP) content of marine snow formed from thecate dinoflagellates. Journal of Plankton Research 20:393-406.
  • Selifonov, S.A., Chapman, P.J., Akkerman, S.B., Gurst, J.E., Bortiatynski, J.M., Nanny, M.A. and Hatcher, P.G., 1998, Use of 13C NMR to assess fossil fuel biodegradation. Fate of 1-13C acenaphthene in creosote polycyclic aromatic compound mixtures degraded by bacteria. Applied and Environmental Microbiology, v. 64, p.1447-1453.
  • McKinney, D. E., Behar, F., Hatcher, P. G., 1998.  Reaction kinetics and n-alkane product profiles from the thermal degradation of 13C-labeled n-C25 in two dissimilar oils as determined by SIM/GC/MS.  Organic Geochemistry, v. 29, p. 119-136.
  • Bianchi, T.S., Lambert, C.D., Santschi, P.H., Guo, L., and Hatcher, P.G. 1997. Sources and transport of land-derived particulate and dissolved organic carbon in the Gulf of Mexico (Texas Shelf/Slope). Organic Geochemistry, 27, 65-78.
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