Ramon Lavado

Summary

Affiliation: University of California
Country: USA

Publications

  1. pmc Effects of salinity acclimation on the pesticide-metabolizing enzyme flavin-containing monooxygenase (FMO) in rainbow trout (Oncorhynchus mykiss)
    Ramon Lavado
    Department of Environmental Sciences, University of California, Riverside, 92521, USA
    Comp Biochem Physiol C Toxicol Pharmacol 157:9-15. 2013
  2. pmc Hypersalinity acclimation increases the toxicity of the insecticide phorate in coho salmon (Oncorhynchus kisutch)
    Ramon Lavado
    Department of Environmental Sciences, University of California, Riverside, California 92521, USA
    Environ Sci Technol 45:4623-9. 2011
  3. pmc Mechanisms of fenthion activation in rainbow trout (Oncorhynchus mykiss) acclimated to hypersaline environments
    Ramon Lavado
    Department of Environmental Chemistry, University of California Riverside, 900 University Ave, Riverside, CA 92521, USA
    Toxicol Appl Pharmacol 235:143-52. 2009
  4. doi request reprint Evaluation of the stereoselective biotransformation of permethrin in human liver microsomes: contributions of cytochrome P450 monooxygenases to the formation of estrogenic metabolites
    Ramon Lavado
    Department of Environmental Sciences, University of California, Riverside, CA 92521, United States
    Toxicol Lett 226:192-7. 2014
  5. doi request reprint Stereoselective biotransformation of permethrin to estrogenic metabolites in fish
    Mae Grace Nillos
    Department of Environmental Sciences, University of California, Riverside, California 92521, USA
    Chem Res Toxicol 23:1568-75. 2010
  6. pmc Microsomal biotransformation of chlorpyrifos, parathion and fenthion in rainbow trout (Oncorhynchus mykiss) and coho salmon (Oncorhynchus kisutch): mechanistic insights into interspecific differences in toxicity
    Ramon Lavado
    Department of Environmental Sciences, University of California, Riverside, CA 92521, USA
    Aquat Toxicol 101:57-63. 2011
  7. doi request reprint Reconstitution studies of pesticides and surfactants exploring the cause of estrogenic activity observed in surface waters of the San Francisco Bay Delta
    Daniel Schlenk
    Department of Environmental Sciences, University of California, Riverside, California 92521, United States
    Environ Sci Technol 46:9106-11. 2012
  8. doi request reprint Site-specific profiles of estrogenic activity in agricultural areas of California's inland waters
    Ramon Lavado
    Department of Environmental Sciences, University of California, Riverside, California 92521, USA
    Environ Sci Technol 43:9110-6. 2009
  9. doi request reprint Effects of salinity on the toxicity and biotransformation of L-selenomethionine in Japanese medaka (Oryzias latipes) embryos: mechanisms of oxidative stress
    Ramon Lavado
    Department of Environmental Sciences, University of California, Riverside, CA 92521, USA
    Aquat Toxicol 108:18-22. 2012
  10. doi request reprint Trenbolone acetate metabolites promote ovarian growth and development in adult Japanese medaka (Oryzias latipes)
    Kristy L Forsgren
    Department of Environmental Sciences, University of California, Riverside, CA 92521, United States Electronic address
    Gen Comp Endocrinol 202:1-7. 2014

Collaborators

  • Kristy L Forsgren
  • Inge Werner
  • David L Sedlak
  • Shane A Snyder
  • Daniel Schlenk
  • Lindley A Maryoung
  • Daryl N Bulloch
  • Mae Grace Nillos
  • Michael Coronado
  • Navneet Riar
  • Jorge Eduardo Loyo-Rosales
  • Szabolcs Beni
  • Lindley Maryoung
  • Cynthia K Larive
  • Wesley Jones
  • Jay Gan
  • Sarah Chajkowski
  • John M Rimoldi
  • Xin Deng
  • Mary Ann Rempel
  • Hector De Haro

Detail Information

Publications15

  1. pmc Effects of salinity acclimation on the pesticide-metabolizing enzyme flavin-containing monooxygenase (FMO) in rainbow trout (Oncorhynchus mykiss)
    Ramon Lavado
    Department of Environmental Sciences, University of California, Riverside, 92521, USA
    Comp Biochem Physiol C Toxicol Pharmacol 157:9-15. 2013
    ....
  2. pmc Hypersalinity acclimation increases the toxicity of the insecticide phorate in coho salmon (Oncorhynchus kisutch)
    Ramon Lavado
    Department of Environmental Sciences, University of California, Riverside, California 92521, USA
    Environ Sci Technol 45:4623-9. 2011
    ..The outcome may be enhanced fish susceptibility to anticholineterase oxon sulfoxides...
  3. pmc Mechanisms of fenthion activation in rainbow trout (Oncorhynchus mykiss) acclimated to hypersaline environments
    Ramon Lavado
    Department of Environmental Chemistry, University of California Riverside, 900 University Ave, Riverside, CA 92521, USA
    Toxicol Appl Pharmacol 235:143-52. 2009
    ....
  4. doi request reprint Evaluation of the stereoselective biotransformation of permethrin in human liver microsomes: contributions of cytochrome P450 monooxygenases to the formation of estrogenic metabolites
    Ramon Lavado
    Department of Environmental Sciences, University of California, Riverside, CA 92521, United States
    Toxicol Lett 226:192-7. 2014
    ....
  5. doi request reprint Stereoselective biotransformation of permethrin to estrogenic metabolites in fish
    Mae Grace Nillos
    Department of Environmental Sciences, University of California, Riverside, California 92521, USA
    Chem Res Toxicol 23:1568-75. 2010
    ..These studies indicated stereoselectivity in the estrogenic activity of PM resulting from stereoselective biotransformation of the parent compound to more estrogenic metabolites...
  6. pmc Microsomal biotransformation of chlorpyrifos, parathion and fenthion in rainbow trout (Oncorhynchus mykiss) and coho salmon (Oncorhynchus kisutch): mechanistic insights into interspecific differences in toxicity
    Ramon Lavado
    Department of Environmental Sciences, University of California, Riverside, CA 92521, USA
    Aquat Toxicol 101:57-63. 2011
    ..Thus, rainbow trout may serve as a conservative surrogate species for the evaluation of OP pesticides in coho salmon...
  7. doi request reprint Reconstitution studies of pesticides and surfactants exploring the cause of estrogenic activity observed in surface waters of the San Francisco Bay Delta
    Daniel Schlenk
    Department of Environmental Sciences, University of California, Riverside, California 92521, United States
    Environ Sci Technol 46:9106-11. 2012
    ....
  8. doi request reprint Site-specific profiles of estrogenic activity in agricultural areas of California's inland waters
    Ramon Lavado
    Department of Environmental Sciences, University of California, Riverside, California 92521, USA
    Environ Sci Technol 43:9110-6. 2009
    ..Further investigation is needed to identify the compounds causing the estrogenic activity and to determine the potential impacts of these compounds on feral fish...
  9. doi request reprint Effects of salinity on the toxicity and biotransformation of L-selenomethionine in Japanese medaka (Oryzias latipes) embryos: mechanisms of oxidative stress
    Ramon Lavado
    Department of Environmental Sciences, University of California, Riverside, CA 92521, USA
    Aquat Toxicol 108:18-22. 2012
    ..The results show that increased SeMet oxidation by hypersaline conditions with subsequent GSH depletion may play an important role in the developmental toxicity of selenomethionine...
  10. doi request reprint Trenbolone acetate metabolites promote ovarian growth and development in adult Japanese medaka (Oryzias latipes)
    Kristy L Forsgren
    Department of Environmental Sciences, University of California, Riverside, CA 92521, United States Electronic address
    Gen Comp Endocrinol 202:1-7. 2014
    ..Additionally, TBA metabolites may be further broken down and/or metabolized or converted by the animal influencing both sex steroid levels and ovarian development. ..
  11. pmc Effects of salinity acclimation on the expression and activity of Phase I enzymes (CYP450 and FMOs) in coho salmon (Oncorhynchus kisutch)
    Ramon Lavado
    Department of Environmental Sciences, University of California, 2258 Geology Building, 900 University Ave, Riverside, CA, 92521, USA
    Fish Physiol Biochem 40:267-78. 2014
    ..These data demonstrate that environmental conditions may significantly alter the toxicity of environmental chemicals in salmon during freshwater/saltwater acclimation...
  12. doi request reprint Impacts of hypersaline acclimation on the acute toxicity of the organophosphate chlorpyrifos to salmonids
    Lindley A Maryoung
    Department of Environmental Sciences, University of California, Riverside, CA 92521, United States Electronic address
    Aquat Toxicol 152:284-90. 2014
    ..These results indicate targets other than acetylcholinesterase may contribute to the altered toxicity of chlorpyrifos in salmonids under hypersaline conditions. ..
  13. doi request reprint Impacts of climate change on hypersaline conditions of estuaries and xenobiotic toxicity
    Daniel Schlenk
    Department of Environmental Sciences, University of California, Riverside, CA 92521, United States
    Aquat Toxicol 105:78-82. 2011
    ..Given the rapid changes taking place in the world's waterways, environmental modification of toxicological pathways should be a significant focus of the research community as the toxicity of multiple xenobiotics may be enhanced...
  14. doi request reprint Analytical and biological characterization of halogenated gemfibrozil produced through chlorination of wastewater
    Daryl N Bulloch
    Department of Chemistry, University of California Riverside, Riverside, California 92521, United States
    Environ Sci Technol 46:5583-9. 2012
    ....
  15. doi request reprint Estrogenic activity and reproductive effects of the UV-filter oxybenzone (2-hydroxy-4-methoxyphenyl-methanone) in fish
    Michael Coronado
    Environmental Toxicology Program, University of California, Riverside, Riverside, CA 92521, United States
    Aquat Toxicol 90:182-7. 2008
    ..These data indicate that the UV-filter oxybenzone alters endocrine or reproduction endpoints in two fish species, but at concentrations significantly higher than those measured in the environment...