ARSV Laurence M. Gould Palmer Station, Antarctica

John Reinfelder Professor Department of Environmental Sciences Rutgers, the State University of New Jersey 14 College Farm Road New Brunswick NJ (848) 932-5737 (phone) (732) 932-8644 (fax) reinfelder@envsci.rutgers.edu

Crab Creek, Cheesequake State Park Old Bridge, New Jersey

Sontag, Philip T., William R. Fraser, Linda V. Godfrey, Jefferson T. Hinke, and John R. Reinfelder (2024) Influence of biogeography and foraging habits on mercury accumulation in Southern Ocean penguins. Sci. Total Environ.

Arwa, Timothy G. Stephens, John R. Reinfelder, Pinky Liau, Victoria Calatrava, Arthur R. Grossman, and Debashish Bhattacharya (2024) Evolution of a putative CO₂ delivery system to the chromatophore in the photosynthetic amoeba Paulinella. Environ. Microbiol. Rep. 16(3) DOI: 10.1111/1758-2229.13304.

Long, Mingliang, Xinxin Wang, Shiwen Hu, Kuan Cheng, Tongxu Liu, Wei Liu, John R. Reinfelder, Yundang Wu, Fangbai Li (2024) Hematite enhances microbial autotrophic nitrate removal in carbonate and phosphate-rich environments by increasing Fe(II) activity. Sci. Total Environ. 949: 175002.

Ren, Meihui, Qinglin Zhuang, Xiaoshuang He, Wenxuan Liu, Chuling Guo, Han Ye, John R. Reinfelder, Chengyan Ma, Jianmin Li, Zhi Dang. (2024) Speciation and possible origins of organosulfur compounds in rice paddy soils affected by acid mine drainage. Environ. Sci. Technol. 58: 7357-7366; DOI: 10.1021/acs.est.3c09622.

Jung, Saebom, Besnard, Lucien, Li, Miling, John R. Reinfelder, Kim, Eunhee, Kwon, Sae Yun, Kim, Jeong-Hoon (2024) Interspecific variations in the internal mercury isotope dynamics of Antarctic penguins: implications for biomonitoring. Environ. Sci. Technol. 58: 6349-6358 DOI: 10.1021/acs.est.3c09452.

Chen, Kai, Chuling Guo, Chaoping Wang, Shoushi Zhao, Beiyi Xiong, Guining Lu, John R. Reinfelder, Zhi Dang (2024) Prediction of Cr(VI) and As(V) adsorption on goethite using hybrid surface complexation-machine learning model. Water Research, 256: 121580, DOI: 10.1016/j.watres.2024.121580.

Farr, Orion, Jihua Hao, Winnie Liu, Nolan Fehon, John R. Reinfelder, Nathan Yee, Paul G. Falkowski (2023) Archean phosphorus recycling facilitated by ultraviolet radiation. PNAS, July 25, 120 (30) e2307524120.

He, Xiaoshuai, Yi-Sheng Chen, Shin-Jing Ang, Jen-Chieh Shiao, C.-M. Tseng and J.R. Reinfelder (2023) Mercury stable isotopes reveal sources of mercury and prey in giant Pacific bluefin tuna from the western North Pacific Ocean. L&O Lett. DOI: 10.1002/lol2.10313.

Wu, Yundang, Xiao Zhu, Xinxin Wang, Zhixin Lin, John R. Reinfelder, Fangbai Li, Tongxu Liu (2023) A new electron shuttling pathway mediated by lipophilic phenoxazine via the interaction with periplasmic and inner membrane proteins of Shewanella oneidensis MR-1. Environ. Sci. Technol. DOI: 10.1021/acs.est.2c07862.

He, Xiaoshuai, W.G. Wallace and J.R. Reinfelder (2022) Methylmercury accumulation in grass shrimp (Palaemonetes pugio) from coastal salt marshes in NY/NJ USA. Environ. Sci. Technol. 56: 8071-8081.

Tu, Zhihong, Qi Wu, Hongping He, Shu Zhou, Jie Liu, Huijun He, Chongmin Liu, Zhi Dang, John R. Reinfelder (2022) Reduction of acid mine drainage by passivation of pyrite surfaces: a review. Sci. Total Environ. 832: 155116.

Li, Xiaofei, Chuling Guo, Xiaohu Jin, Qian Yao, Qianqian Liu, Lijuan Zhang, Guining Lu, John R. Reinfelder, Weilin Huang and Zhi Dang (2022) Molecular-scale study of Cr(VI) adsorption onto lepidocrocite facets by EXAFS, in situ ATR-FTIR, theoretical frequency calculations and DFT+U techniques. Environmental Science: Nano. 9: 568-581.

Huang, Qiang, Xiaoshuai He, Weilin Huang, John R. Reinfelder (2021) Mass-independent fractionation of mercury isotopes during photoreduction of soot particle bound Hg(II). Environ. Sci. Technol. 55: 13783–13791.

Tseng, C.M., S.J. Ang, Y.S. Chen, J.C. Shiao, C.H. Lamborg, X.S. He, J.R. Reinfelder (2021) Bluefin tuna reveal global patterns of mercury pollution and bioavailability in the world's oceans. PNAS, September 21, 118 (38)e2111205118.

Wang, Yuwei, Gideon Bartov, Thomas Wang, John R. Reinfelder, Thomas Johnson and Nathan Yee (2021) Rapid attainment of isotopic equilibrium after mercury reduction by ferrous iron minerals and isotopic exchange between Hg(II) and Hg(0). ACS Earth and Space Chem.

Ye, Han, Kun Gao, Guining Lu, Yingying Xie, John R. Reinfelder, Weilin Huang, Xueqin Tao, Xiaoyun Yi, Zhi Dang (2021) Improved extraction of acid-insoluble monosulfide minerals by stannous chloride reduction and its application to the separation of mono- and disulfide minerals in the presence of ferric iron. Sci. Total Env. 785: 147367.

Chen, Huiqiong, Xiaoyu Liang, Xiaomei Gong, John R. Reinfelder, Huamei Chen, Chongjun Sun, Xiulian Liu, Shuchang Zhang, Fangbai Li, Chuanping Liu, Junliang Zhao, Jicai Yi (2021) Comparative physiological and transcriptomic analyses illuminate common mechanisms by which silicon alleviates cadmium and arsenic toxicity in rice seedlings. Journal of Environmental Sciences, 109: 88-101.

Zhang, Yunling, Kun Gao, Zhi Dang, Weilin Huang, John R. Reinfelder, Yuan Ren (2021) Microbial reduction of As(V)-loaded Schwertmannite by Desulfosporosinus meridiei. Sci. Total Environ. 764: 144279.

Wang, Yuwei, Spencer Roth, Jeffra Schaefer, John R. Reinfelder, and Nathan Yee (2020) Production of methylmercury by methanogens in mercury contaminated estuarine sediments. FEMS Microbiology Letters. 367, fnaa196.

Mukherjee, Pami, John R. Reinfelder, and Yuan Gao (2020) Enrichment of calcium in sea spray aerosol in the Arctic summer atmosphere. Mar. Chem. 227: 103898.

Liu, Tongxu, Xiaobo Luo, Yundang Wu, John R. Reinfelder, Xiaomin Li, Dandan Chen, Fangbai Li (2020) Extracellular electron shuttling mediated by soluble c-type cytochromes produced by Shewanella oneidensis MR-1. Environ. Sci. Technol.

Wang, Yuwei, Sarah Janssen, Jeffra Schaefer, Nathan Yee and John R. Reinfelder (2020) Tracing the Uptake of Hg(II) in an Iron-Reducing Bacterium using Mercury Stable Isotopes. Environ. Sci. Technol. Lett. doi.org/10.1021/acs.estlett.0c00409

Motta, Laura C., K. Kritee, Joel D. Blum, Martin Tsui, and John R. Reinfelder (2020) Mercury isotope fractionation during the photochemical reduction of Hg(II) coordinated with organic ligands. J. Phys. Chem. A. 124: 2842-2853.

Chen, Yi-Sheng, Chun Mao Tseng, John R. Reinfelder (2020) Spatiotemporal variations in dissolved elemental mercury in the river-dominated and monsoon-influenced East China Sea: Drivers, budgets, implications. Environ. Sci. Technol. 54, 3988−3995.

Huang, Qiang, John R. Reinfelder, Pingqing Fu, Weilin Huang (2020) Variation in the mercury concentration and stable isotope composition of atmospheric total suspended particles in Beijing, China. J. Haz. Mat. 383: 121131.

Li, Dengfeng, Yu Fu, Qiaofen Liu, John R. Reinfelder, Pete Hollings, Xiaoming Sun, Chuyan Tan, Yanhui Dong, Weilin Ma (2020) High-resolution LA-ICP-MS mapping of deep-sea polymetallic micronodules and its implications on element mobility. Gondwana Research 81: 461–474.

Gwak, Joo-Han, Man-Young Jung, Heeji Hong, Jong-Geol Kim, Zhe-Xue Quan, John R. Reinfelder, Emilie Spasov, Josh D. Neufeld, Michael Wagner, and Sung-Keun Rhee (2020) Archaeal nitrification is constrained by copper complexation with organic matter in municipal wastewater treatment plants. ISME J. 14:335-346.

Dijkstra, Yoeri M., Robert J. Chant, and John R. Reinfelder (2019) Factors controlling seasonal phytoplankton dynamics in the Delaware River Estuary, an idealized model study. Estuaries and Coasts. 42: 1839–1857.

Sontag, Philip T., Deborah K. Steinberg, and John R. Reinfelder (2019) Patterns of total mercury and methylmercury bioaccumulation in Antarctic krill (Euphausia superba) along the West Antarctic Peninsula. Science of the Total Environment, 688: 174–183.

Reinfelder, John R. and Sarah E. Janssen (2019) Tracking legacy mercury in the Hackensack River estuary using mercury stable isotopes. J. Haz. Mat., 375: 121-129.

Gao, Kun, Mengge Jiang, Chuling Guo, Yufei Zeng, Cong Fan, Junhui Zhang, John R. Reinfelder, Weilin Huang, Guining Lu, Zhi Dang (2019) Reductive dissolution of jarosite by a sulfate reducing bacterial community: Secondary mineralization and microflora development. Sci. Total Environ. 690: 1100–1109.

Tarique, Q., J. Burger, J.R. Reinfelder (2019) Size scaling of contaminant trace metal accumulation in the infaunal marine clam Amiantis umbonella. Arch. Env. Contam. Toxicol. 77: 368–376.

Liu, Chengshuai, Ting Gao, Yuhui Liu, Jingyu Liu, Fangbai Li, Zhenwu Chen, Yongzhu Li, Yiwen Lv, Zhiyi Song, John R. Reinfelder, Weilin Huang (2019) Isotopic fingerprints indicate distinct strategies of Fe uptake in rice. Chem. Geol. 524: 323-328.

Xie, Y., X. Yi, K.J. Shah, J.R. Reinfelder, H. Ye, P.-C. Chiang, Z. Shi, Z. Dang, and G. Lu (2019) Elucidation of desferrioxamine B on the liberation of chromium from schwertmannite. Chem. Geol., 513: 133-142.

Huang, Y., H. Chen, J.R. Reinfelder, X. Liang, C. Sun, C. Liu, F. Li, and J. Yi (2019) A transcriptomic (RNA-seq) analysis of genes responsive to both cadmium and arsenic stress in rice root. Sci. Total Environ., 666: 445–460.

Fan, C., C. Guo, Y. Zeng, Z. Tu, Y. Ji, J.R. Reinfelder, M. Chen, X. Yi, and Z. Dang (2019) The behavior of chromium and arsenic associated with redox transformation of schwertmannite in AMD environment. Chemosphere, 222: 945-953.

Fan, C., C. Guo, J. Zhang, C. Ding, X. Li, J.R. Reinfeder, G. Lu, Z. Shi, Z. Dang (2019) Thiocyanate-induced labilization of schwertmannite: impacts and mechanisms. J. Environ. Sci., 80: 218-228.

Huang, Q., J. Chen, W. Huang, J.R. Reinfelder, P. Fu, et al. (2019) Diel variation of mercury stable isotope ratios records photoreduction of PM_2.5-bound mercury. Atmos. Chem. Phys. 19: 315–325.

Fan, C., C. Guo, M. Chen, W. Huang, J. Wan, J.R. Reinfelder, G. Lu, Z. Dang (2019) Transformation of cadmium-associated schwertmannite and subsequent element repartitioning behaviors. Env. Sci. Pollut. Res. 26: 617–627.

Zeng, Y., H. Wang, C. Guo, J. Wang, C. Fan, J.R. Reinfelder, G. Lu, F. Wu, W. Huang, and Z. Dang (2018) Schwertmannite transformation via direct or indirect electron transfer by a sulfate reducing enrichment culture. Environ. Pollut., 242: 738-748. doi.org/10.1016/j.envpol.2018.07.024

Yu, R., J.R. Reinfelder, M.E. Hines, and T. Barkay (2018) Syntrophic pathways for microbial mercury methylation. ISME J. doi.org/10.1038/s41396-018-0106-0

Kritee, K., L.C. Motta, J.D. Blum, M. Tsui, T. Barkay and J.R. Reinfelder (2018) Photo-microbial visible light-induced magnetic mass independent fractionation of mercury in a marine microalga. ACS Earth Space Chem., 2:432–440. doi: 10.1021/acsearthspacechem.7b00056

Li, J., Y. Xie, G. Lu, H. Ye, X. Yi, J.R. Reinfelder, Z. Lin, and Z. Dang (2018) Effect of Cu(Ⅱ) on the stability of oxyanion-doped schwertmannite. Environ. Sci. Pollut. Res. Int., 25:15492–15506. doi.org/10.1007/s11356-018-1773-0

Wang, H., Yufei Zeng, Chuling Guo, Yanping Bao, Guining Lu, John R. Reinfelder, Zhi Dang (2018) Bacterial, archaeal, and fungal community responses to acid mine drainage-laden pollution in a rice paddy soil ecosystem. Sci. Total Environ. 616–617: 107–116. doi.org/10.1016/j.scitotenv.2017.10.224

Xie, Yingying, Guining Lu, Han Ye, Chengfang Yang, Di Xia, Xiaoyun Yi, John Reinfelder, and Zhi Dang (2017) Fulvic acid induced the liberation of chromium from CrO₄^2--substituted schwertmannite. Chemical Geol. 475: 52-61. doi.org/10.1016/j.chemgeo.2017.10.031

Tu, Zhihong, Jingjing Wan, Chuling Guo, Cong Fan, Ting Zhang, Guining Lu, John R. Reinfelder, Zhi Dang (2017) Electrochemical oxidation of pyrite in pH 2 electrolyte. Electrochimica Acta. 239: 25-35.

Salisbury, Allyson B., John R. Reinfelder, Frank J. Gallagher, Jason C. Grabosky (2017) Long term stability of trace element concentrations in a spontaneously-vegetated urban brownfield with anthropogenic soils. Soil Science. 182: 69-81.

Janssen, S.E., J.K. Schaefer, T. Barkay, and J.R. Reinfelder (2016) Fractionation of mercury stable isotopes during microbial methylmercury production by iron- and sulfate-reducing bacteria. Environ. Sci. Technol. 50: 8077-8083.

Lloyd, Nicole A. Sarah E. Janssen, John R. Reinfelder, and Tamar Barkay (2016) Co-selection of mercury and multiple antibiotic resistances in bacteria exposed to mercury in the Fundulus heteroclitus gut microbiome. Current Microbiology. 73: 834-842.

Yang, Chengfang, Guining Lu, Meiqin Chen, Chuling Guo, John R. Reinfelder, Xiaoyun Yi, Han Wang, and Zhi Dang (2016) Spatial and temporal distributions of sulfur in paddy soils affected by acid mine drainage in Dabaoshan sulfide mining area, South China. Geoderma. 281: 21-29.

Ndu, U., T. Barkay, A.T. Schartup, R.P. Mason, and J.R. Reinfelder (2016) The effect of aqueous speciation and cellular ligand binding on the biotransformation and bioavailability of methylmercury in mercury-resistant bacteria. Biodegrad. 27: 29-36.

Ndu, U., T. Barkay, R.P. Mason, A.T. Schartup, R. Al-Farawati, J. Liu, J.R. Reinfelder (2015) The use of a mercury biosensor to evaluate the bioavailability of mercury-thiol complexes and mechanisms of mercury uptake in bacteria. PLoS ONE, 10(9): e0138333.

Janssen, S., Marcus W. Johnson, Joel Blum, Tamar Barkay, and John R. Reinfelder (2015) Separation of monomethylmercury from estuarine sediments for mercury isotope analysis. Chem. Geol. 411: 19–25. doi:10.1016/j.chemgeo.2015.06.017.

Kustka, A.B., A.J. Milligan, H. Zheng, A.M. New, C.M. Gates, K.D. Bidle, J.R. Reinfelder (2014) Low CO₂ results in a rearrangement of carbon metabolism to support C4 photosynthetic carbon assimilation in two marine diatoms. New Phytol. 204: 507-520. DOI: 10.1111/nph.12926.

Colombo, M.J., J. Ha, J.R. Reinfelder, T. Barkay, and Nathan Yee (2014) Oxidation of Hg(0) to Hg(II) by diverse anaerobic bacteria. Chem. Geol. 363: 334-340.

Yu, R., J.R. Reinfelder, M.E. Hines, and T. Barkay (2013) Mercury methylation by the methanogen Methanospirillum hungatei. Appl. Environ. Microbiol. 79:6325-6330.

Schofield, O., M. Moline, B. Cahill, T. Fraser, A. Kahl, M. Oliver, J. Reinfelder, S. Glenn, R. Chant (2013) Phytoplankton productivity in a turbid buoyant coastal plume. Cont. Shelf Res.  63: S138–S148.

Kritee, K., J.D. Blum, J.R. Reinfelder and T. Barkay (2013) Microbial stable isotope fractionation of mercury: a synthesis of present understanding and future directions. Chem. Geol. 336: 13-25.

Reinfelder, J.R. (2012) Carbon dioxide regulation of nitrogen and phosphorus in four species of marine phytoplankton. Mar. Ecol. Prog. Ser. 466:57-67.

Zhu, W. and J.R. Reinfelder (2012) The microbial community of a black shale pyrite biofilm and its implications for pyrite weathering. Geomicrobiol J. 29:186-193.

Tarique, Q., J. Burger, J.R. Reinfelder (2012) Metal concentrations in organs of the clam Amiantis umbonella and their use in monitoring metal contamination of coastal sediments. Water Air Soil. Pollut. 223: 2125-2136.

Reinfelder, J.R. (2011) Carbon concentrating mechanisms in eukaryotic marine phytoplankton. Ann. Rev. Mar. Sci. 3.

Wright D.D., T.K. Frazer, and J.R. Reinfelder (2010) The influence of river plume dynamics on trace metal accumulation in calanoid copepods. Limnol. Oceanogr. 55: 2487-2502.

Smith, L.M. and J.R. Reinfelder (2009) Mercury volatilization from salt marsh sediments. J. Geophys. Res. Biogeosci., 114, G00C09, doi:10.1029/2009JG000979.

Crespo-Medina, Melitza, Aspassia D. Chatziefthimiou, Nicolas S. Bloom, George W. Luther III, Derek D. Wright, John R. Reinfelder, Costantino Vetriani, and Tamar Barkay (2009) Adaptation of chemosynthetic microorganisms to elevated mercury concentrations in deep-sea hydrothermal vents. Limnol. Oceanogr. 54:41-49.

Mark A. Moline, Thomas K. Frazer, Robert Chant, Scott Glenn, Charles A. Jacoby, John R. Reinfelder, Jennifer Yost, Meng Zhou, and Oscar M.E. Schofield (2008) Biological responses in a dynamic buoyant river plume. Oceanography, 21:70-90.

Zhu, W., E. Danielle Rhine, Lily Y. Young, and John R. Reinfelder. (2008) Sulfide-driven arsenic mobilization from arsenopyrite and black shale pyrite. Geochim. Cosmochim. Acta. 72:5243-5250.

Rhine, E.D., K.M. Onesios, M.E. Serfes, J.R. Reinfelder, and L.Y. Young (2008) Arsenic transformation and mobilization from minerals by the arsenite oxidizing strain WAO. Environ. Sci. Technol. 42:1423–1429.

Cardona-Marek, T., J. Schaefer, K. Ellickson, T. Barkay, and J.R. Reinfelder (2007) Mercury speciation, reactivity, and bioavailability in a highly contaminated estuary, Berry’s Creek, New Jersey Meadowlands, U.S.A. Environ. Sci. Technol. 41:8268-8274.

Wolfe-Simon, F., V. Starovoytov, J.R. Reinfelder, O. Schofield, and P.G. Falkowski (2006) Localization and role of manganese superoxide dismutase in a marine diatom. Plant Physiol. 142:1701-1709.

Finkel, Z.V., A.S. Quigg, J.A. Raven, J.R. Reinfelder, O.E. Schofield, and P.G. Falkowski (2006) Irradiance and the elemental stoichiometry of marine phytoplankton. Limnol. Oceanogr. 51:2690-2701.

Quigg, A., J.R. Reinfelder, and N.S. Fisher (2006) Copper uptake kinetics in diverse marine phytoplankton. Limnol. Oceanogr. 51: 893-899.

Goodrow, S.M., R. Miskewitz, R.I. Hires, S.J. Eisenreich, W.S. Douglas, J.R. Reinfelder (2005) Mercury emissions from cement-stabilized dredged material. Environ. Sci. Technol. 39: 8185-8190.

correction to Goodrow et al. (2005): Goodrow et al. (2006) Environ. Sci. Technol. 40: 409.

Reinfelder, J.R., A.J. Milligan, and F.M.M. Morel (2004) The role of the C₄ pathway in carbon accumulation and fixation in a marine diatom. Plant Phys. 135:2106-2111.

Schaefer, J.K., J. Yagi, J.R. Reinfelder, T. Cardona, K.M. Ellickson, S. Tel-Or, and T. Barkay (2004) Role of the bacterial organomercury lyase (MerB) in controlling methylmercury accumulation in mercury-contaminated natural waters. Environ. Sci. Technol. 38: 4304 –4311.

Koelliker, Y., Totten, L.A., Gigliotti, C.L., J.H. Offenberg, J.R. Reinfelder, Y. Zhuang, S.J. Eisenreich (2004) Atmospheric wet deposition of total phosphorus in New Jersey. Water, Air, and Soil Pollut. 154: 139-150.

Quigg, A., Z.V. Finkel, A.J. Irwin, Y. Rosenthal, T-Y Ho, J.R. Reinfelder, O. Schofield, F.M.M. Morel, P.G. Falkowski (2003) The evolutionary inheritance of elemental stoichiometry in marine phytoplankton. Nature 425: 291-294.

Fan, C.-W. and J. R. Reinfelder (2003) Phenanthrene Accumulation Kinetics in Marine Diatoms. Environ. Sci. Technol. 37:3405-3412.

Chang, S.I. and J.R. Reinfelder (2002) Relative importance of dissolved versus trophic bioaccumulation of copper in marine copepods. Mar. Ecol. Prog. Ser. 231:179-186.

Morel, F.M.M., E.H. Cox, A.M.L. Kraepiel, T.W. Lane, A.J. Milligan, I. Schaperdoth, J.R. Reinfelder, and P.D. Tortell (2002) Acquisition of inorganic carbon by the marine diatom Thalassiosira weissflogii. Funct. Plant Biol. 29:301-308.

Reinfelder, J.R., A. M.L. Kraepiel and F.M.M. Morel (2000) Unicellular C₄ photosynthesis in a marine diatom. Nature 407:996-999.

Chang, S.I. and J.R. Reinfelder (2000) Bioaccumulation, subcellular distribution and trophic transfer of copper in a coastal marine diatom. Environ. Sci. Technol. 34:4931-4935.

Reinfelder, J.R., R.E. Jablonka, and M. Cheney (2000) Metabolic responses to sub-acute toxicity of trace metals in a marine microalga. Environ. Toxicol. Chem. 19:448-453.

Reinfelder, J.R. and S.I. Chang. (1999) Speciation and microalgal bioavailability of inorganic silver. Environ. Sci. Technol. 33:1860-1863.

Reinfelder, J.R., N.S. Fisher, W. -X. Wang, J. Nichols, S.N. Luoma (1998) Trace element trophic transfer in aquatic organisms: a critique of the kinetic model approach. Sci. Total Environ. 219:117-135.

Reinfelder, J.R., W.-X. Wang, Luoma, S.N., and N.S. Fisher (1997) Assimilation efficiencies and turnover rates of trace elements in marine bivalves: a comparison of oysters, clams, and mussels. Mar. Biol. 129:443-452.

Tortell, P.D., J.R. Reinfelder, and F.M.M. Morel (1997) Active uptake of bicarbonate by diatoms. Nature 390:243-244.

Mason, R. P., J.R. Reinfelder, and F.M.M. Morel (1996) The uptake, toxicity and trophic transfer of inorganic mercury and methylmercury in a marine diatom. Environ. Sci. Technol., 30:1835-1845.