Samuel N Luoma

Summary

Affiliation: U.S. Geological Survey
Country: USA

Publications

  1. ncbi request reprint Why is metal bioaccumulation so variable? Biodynamics as a unifying concept
    Samuel N Luoma
    US Geological Survey, Menlo Park, California 94025, USA
    Environ Sci Technol 39:1921-31. 2005
  2. ncbi request reprint Contaminated salmon and the public's trust
    Samuel N Luoma
    U S Geological Survey
    Environ Sci Technol 41:1811-4. 2007
  3. doi request reprint Emerging opportunities in management of selenium contamination
    Samuel N Luoma
    John Muir Institute of the Environment, University of California Davis, Davis, California, USA
    Environ Sci Technol 43:8483-7. 2009
  4. ncbi request reprint Predicting dietborne metal toxicity from metal influxes
    Marie Noele Croteau
    U S Geological Survey, 345 Middlefield Road, MS 496, Menlo Park, California 94025, USA
    Environ Sci Technol 43:4915-21. 2009
  5. doi request reprint Silver bioaccumulation dynamics in a freshwater invertebrate after aqueous and dietary exposures to nanosized and ionic Ag
    Marie Noele Croteau
    US Geological Survey, Menlo Park, California 94025, United States
    Environ Sci Technol 45:6600-7. 2011
  6. doi request reprint A methodology for ecosystem-scale modeling of selenium
    Theresa S Presser
    US Geological Survey, Menlo Park, California 94025, USA
    Integr Environ Assess Manag 6:685-710. 2010
  7. ncbi request reprint Modeling selenium bioaccumulation through arthropod food webs in San Francisco Bay, California, USA
    Christian E Schlekat
    U S Geological Survey, Water Resources Division, 345 Middlefield Road, MS 465, Menlo Park, California 94025, USA
    Environ Toxicol Chem 23:3003-10. 2004
  8. ncbi request reprint Differences in dissolved cadmium and zinc uptake among stream insects: mechanistic explanations
    David B Buchwalter
    United States Geological Survey, Menlo Park, California 94025, USA
    Environ Sci Technol 39:498-504. 2005
  9. doi request reprint Calibrating biomonitors to ecological disturbance: a new technique for explaining metal effects in natural waters
    Samuel N Luoma
    John Muir Institute of the Environment, University of California, Davis, California 95616, USA
    Integr Environ Assess Manag 6:199-209. 2010
  10. ncbi request reprint Food web pathway determines how selenium affects aquatic ecosystems: a San Francisco Bay case study
    A Robin Stewart
    U S Geological Survey, 345 Middlefield Road, Menlo Park, California 94025, USA
    Environ Sci Technol 38:4519-26. 2004

Collaborators

Detail Information

Publications28

  1. ncbi request reprint Why is metal bioaccumulation so variable? Biodynamics as a unifying concept
    Samuel N Luoma
    US Geological Survey, Menlo Park, California 94025, USA
    Environ Sci Technol 39:1921-31. 2005
    ..The agreement suggests that the basic assumptions of the biodynamic model are tenable. A unified explanation of metal bioaccumulation sets the stage for a realistic understanding of toxicity and ecological effects of metals in nature...
  2. ncbi request reprint Contaminated salmon and the public's trust
    Samuel N Luoma
    U S Geological Survey
    Environ Sci Technol 41:1811-4. 2007
  3. doi request reprint Emerging opportunities in management of selenium contamination
    Samuel N Luoma
    John Muir Institute of the Environment, University of California Davis, Davis, California, USA
    Environ Sci Technol 43:8483-7. 2009
    ..Integrating the chemistry of selenium with its biology and ecotoxicology gives indications on how to regulate its environmental levels...
  4. ncbi request reprint Predicting dietborne metal toxicity from metal influxes
    Marie Noele Croteau
    U S Geological Survey, 345 Middlefield Road, MS 496, Menlo Park, California 94025, USA
    Environ Sci Technol 43:4915-21. 2009
    ..Above a threshold uptake rate, however, the detoxification capabilities of L. stagnalis are overwhelmed...
  5. doi request reprint Silver bioaccumulation dynamics in a freshwater invertebrate after aqueous and dietary exposures to nanosized and ionic Ag
    Marie Noele Croteau
    US Geological Survey, Menlo Park, California 94025, United States
    Environ Sci Technol 45:6600-7. 2011
    ..Ingestion of Ag associated with particulate materials appears as the most important vector of uptake. Nanosilver exposure from food might trigger important environmental risks...
  6. doi request reprint A methodology for ecosystem-scale modeling of selenium
    Theresa S Presser
    US Geological Survey, Menlo Park, California 94025, USA
    Integr Environ Assess Manag 6:685-710. 2010
    ....
  7. ncbi request reprint Modeling selenium bioaccumulation through arthropod food webs in San Francisco Bay, California, USA
    Christian E Schlekat
    U S Geological Survey, Water Resources Division, 345 Middlefield Road, MS 465, Menlo Park, California 94025, USA
    Environ Toxicol Chem 23:3003-10. 2004
    ..mercedis would be less than the risk to predators feeding on bivalves. Management of selenium contamination should include food webs analyses to focus on the most important exposure pathways identified for a given watershed...
  8. ncbi request reprint Differences in dissolved cadmium and zinc uptake among stream insects: mechanistic explanations
    David B Buchwalter
    United States Geological Survey, Menlo Park, California 94025, USA
    Environ Sci Technol 39:498-504. 2005
    ..Dissolved Cd and Zn uptake rates strongly co-varied among species, suggesting that these metals are transported by similar mechanisms...
  9. doi request reprint Calibrating biomonitors to ecological disturbance: a new technique for explaining metal effects in natural waters
    Samuel N Luoma
    John Muir Institute of the Environment, University of California, Davis, California 95616, USA
    Integr Environ Assess Manag 6:199-209. 2010
    ..We propose that this field dose-response curve be tested more widely for general application, and that calibrations against other stress responses be developed for biomonitors from lakes, estuaries, and coastal marine ecosystems...
  10. ncbi request reprint Food web pathway determines how selenium affects aquatic ecosystems: a San Francisco Bay case study
    A Robin Stewart
    U S Geological Survey, 345 Middlefield Road, Menlo Park, California 94025, USA
    Environ Sci Technol 38:4519-26. 2004
    ..Basic physiological and ecological processes can drive wide differences in exposure and effects among species, but such processes are rarely considered in traditional evaluations of contaminant impacts...
  11. doi request reprint PCB-induced changes of a benthic community and expected ecosystem recovery following in situ sorbent amendment
    Elisabeth M L Janssen
    Department of Civil and Environmental Engineering, Stanford University, Stanford, California, USA
    Environ Toxicol Chem 30:1819-26. 2011
    ....
  12. doi request reprint A novel approach reveals that zinc oxide nanoparticles are bioavailable and toxic after dietary exposures
    Marie Noele Croteau
    U S Geological Survey, Menlo Park, California 94025, USA
    Nanotoxicology 5:79-90. 2011
    ..Further study of exposure from nanoparticles in food would greatly benefit assessment of ecological and human health risks...
  13. ncbi request reprint Characterizing dissolved Cu and Cd uptake in terms of the biotic ligand and biodynamics using enriched stable isotopes
    Marie Noele Croteau
    U S Geological Survey, 345 Middlefield Road, MS465, Menlo Park, California 94025, USA
    Environ Sci Technol 41:3140-5. 2007
    ..A relationship between metal influx rate and ligand character asks whether toxicity is the result of accumulation at the biotic ligand or the rate at which metal is transported by that ligand...
  14. ncbi request reprint Influence of metal exposure history on the bioaccumulation and subcellular distribution of aqueous cadmium in the insect Hydropsyche californica
    Daniel J Cain
    U S Geological Survey, 345 Middlefield Road, Menlo Park, California 94025, USA
    Environ Toxicol Chem 25:1042-9. 2006
    ..Results suggested that differences in exposure history had no influence on the bioaccumulation of Cd, but did affect the concentrations of Cd bound to MTLP during Cd exposure in these insects...
  15. ncbi request reprint Influence of remediation in a mine-impacted river: metal trends over large spatial and temporal scales
    Michelle I Hornberger
    US Geological Survey, Menlo Park, California 94025, USA
    Ecol Appl 19:1522-35. 2009
    ..Targeted remediation in this reach would be an effective approach to positively influencing the downstream stations...
  16. ncbi request reprint Delineating copper accumulation pathways for the freshwater bivalve Corbicula using stable copper isotopes
    Marie Noele Croteau
    U S Geological Survey, 345 Middlefield Road, MS465, Menlo Park, California 94025, USA
    Environ Toxicol Chem 24:2871-8. 2005
    ....
  17. ncbi request reprint Determining metal assimilation efficiency in aquatic invertebrates using enriched stable metal isotope tracers
    Marie Noele Croteau
    US Geological Survey, Menlo Park, CA 94025, USA
    Aquat Toxicol 83:116-25. 2007
    ..Understanding the biological processes that modulate dietborne metal uptake is crucial to assess the toxicity of dietborne metals...
  18. ncbi request reprint A biodynamic understanding of dietborne metal uptake by a freshwater invertebrate
    Marie Noele Croteau
    U S Geological Survey, 345 Middlefield Road, MS 465, Menlo Park, California 94025, USA
    Environ Sci Technol 42:1801-6. 2008
    ..Suppression of Cd and Cu influxes upon exposure to extreme concentrations coincided with a 10-fold decrease in food IR, suggesting that feeding inhibition could act as an end point for dietary metal toxicity in L. stagnalis...
  19. ncbi request reprint Biodynamic modeling of PCB uptake by Macoma balthica and Corbicula fluminea from sediment amended with activated carbon
    Pamela B McLeod
    Civil and Environmental Engineering, Stanford University, Stanford, California 94305 4020 and United States Geological Survey, 345 Middlefield Rd, Menlo Park, California 94025, USA
    Environ Sci Technol 42:484-90. 2008
    ....
  20. ncbi request reprint Stable metal isotopes reveal copper accumulation and loss dynamics in the freshwater bivalve Corbicula
    Marie Noele Croteau
    U S Geological Survey, MS 465, Menlo Park, California 94025, USA
    Environ Sci Technol 38:5002-9. 2004
    ..We incorporated our estimates of rate constants for dissolved 65Cu uptake and physiological efflux into a bioaccumulation model and showed that dietary exposure to Cu is likely an important bioaccumulation pathway for Corbicula...
  21. ncbi request reprint Increased selenium threat as a result of invasion of the exotic bivalve Potamocorbula amurensis into the San Francisco Bay-Delta
    Regina G Linville
    US Geological Survey, 345 Middlefield Road, Mail Stop 465, Menlo Park, CA 94025, USA
    Aquat Toxicol 57:51-64. 2002
    ..Changes in ecological structure and function are well known in response to invasions. This study shows that changes in processes such as cycling and effects of contaminants can accompany such invasions...
  22. ncbi request reprint Linking metal bioaccumulation of aquatic insects to their distribution patterns in a mining-impacted river
    Daniel J Cain
    U S Geological Survey, Menlo Park, California 94025, USA
    Environ Toxicol Chem 23:1463-73. 2004
    ..Thus, in this system the presence/ absence of most of these taxa from sites where metal exposure was elevated could be differentiated on the basis of differences in metal bioaccumulation...
  23. ncbi request reprint Cadmium ecophysiology in seven stonefly (Plecoptera) species: delineating sources and estimating susceptibility
    Caitrin A Martin
    Department of Environmental and Molecular Toxicology, North Carolina State University, Raleigh, North Carolina 27606, USA
    Environ Sci Technol 41:7171-7. 2007
    ..These values ranged 5.3 fold. We discuss this variability within a phylogenetic context and its implications for bioassessment...
  24. pmc Aquatic insect ecophysiological traits reveal phylogenetically based differences in dissolved cadmium susceptibility
    David B Buchwalter
    Department of Environmental and Molecular Toxicology, Campus Box 7633, North Carolina State University, Raleigh, NC 27604, USA
    Proc Natl Acad Sci U S A 105:8321-6. 2008
    ..There appears to be great potential for evolutionary physiological approaches to augment our understanding of insect responses to environmental stressors in nature...
  25. ncbi request reprint Effects of particulate carbonaceous matter on the bioavailability of benzo[a]pyrene and 2,2',5,5'-tetrachlorobiphenyl to the clam, Macoma balthica
    Pamela B McLeod
    Department of Civil and Environmental Engineering, Stanford University, Stanford, California 94305 4020, USA
    Environ Sci Technol 38:4549-56. 2004
    ..This has important implications for environmental risk assessment, sediment management, and development of novel remediation techniques...
  26. ncbi request reprint Importance of equilibration time in the partitioning and toxicity of zinc in spiked sediment bioassays
    Jung Suk Lee
    NeoEnBiz Company, Seoul, Republic of Korea
    Environ Toxicol Chem 23:65-71. 2004
    ..Sediment bioassay protocols employing a short equilibration time and high spiked metal concentrations could accentuate partitioning of metals to the dissolved phase and shift the pathway for metal exposure toward the dissolved phase...
  27. ncbi request reprint Biological uptake of polychlorinated biphenyls by Macoma balthica from sediment amended with activated carbon
    Pamela B McLeod
    Department of Civil and Environmental Engineering, Stanford University, Stanford, California 94305, USA
    Environ Toxicol Chem 26:980-7. 2007
    ..Model predictions suggest that the sediment ingestion route contributed 80 to 95% of the PCB burdens in the clams...
  28. ncbi request reprint Comparison of Selenium bioaccumulation in the clams Corbicula fluminea and Potamocorbula amurensis: a bioenergetic modeling approach
    Byong Gweon Lee
    Department of Oceanography, Chonnam National University, 300 Yongbongdong, Kwangju 500 757, Republic of Korea
    Environ Toxicol Chem 25:1933-40. 2006
    ....