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  • Gisela de Aragão Umbuzeiro, Harold Freeman, Sarah H. Warren, Fábio Kummrow, Larry D. Claxton
  • Chemistry, Medicine
  • Food and chemical toxicology : an international…
  • 2005
  • Textile dyes can enter the water ecosystem through wastewater discharges potentially exposing humans through the consumption of water and food. The commercial disperse dye product CI Disperse BlueExpand
  • Gisela A Umbuzeiro, Deborah A Roubicek, Célia Maria Rech, Maria Inês Zanoli Sato, Larry D. Claxton
  • Chemistry, Medicine
  • Chemosphere
  • 2004 (First Publication: 1 March 2004)
  • In the routine São Paulo state (Brazil) surface water quality-monitoring program, which includes the Salmonella microsome mutagenicity assay as one of its parameters, a river where water is taken andExpand
  • Gisela A Umbuzeiro, Alexandre Junqueira Franco, +6 authors Larry D. Claxton
  • Biology, Medicine
  • Mutation research
  • 2008 (First Publication: 1 March 2008)
  • Urban particulate matter (UPM) contributes to lung cancer incidence. Here, we have studied the mutagenic activity and DNA adduct-forming ability of fractionated UPM extractable organic matter (EOM).Expand
  • Rex A. Pegram, Melvin E. Andersen, Sarah H. Warren, T. Meredith Ross, Larry D. Claxton
  • Chemistry
  • 1997 (First Publication: 1 May 1997)
  • Trihalomethanes (THMs) are the most prevalent disinfection by-products identified in chlorinated drinking water. Among the THMs, chloroform (CHCl3) generally occurs at the highest concentration inExpand
  • Timothy J. Hughes, Larry D. Claxton, Lance R. Brooks, Sarah T. Warren, Richard Brenner, F Kremer
  • Biology, Medicine
  • Environmental health perspectives
  • 1998 (First Publication: 1 December 1998)
  • An in vitro approach was used to measure the genotoxicity of creosote-contaminated soil before and after four bioremediation processes. The soil was taken from the Reilly Tar site, a closed SuperfundExpand