This seminar is the first in a three part series that coincides with the  Superfund Research Program's 25th Anniversary and the 10th Anniversary  of the Superfund Research Program (SRP) Risk e-Learning webinars. The  SRP chose this opportunity to highlight the Program's accomplishments in  the area of arsenic research. Since its inception, the SRP has funded  work to understand the consequences of exposure to arsenic at the  molecular and population levels. Equally important, these researchers  have developed unique and effective methods to detect arsenic in the  environment and to minimize human exposure to arsenic from drinking  water and food sources.
In this session Joseph Graziano, Ph.D., will present a historical  overview of the global human health issues related to drinking water.  His presentation will focus on the sources and prevalence of arsenic  exposures and the evolution of our understanding of the spectrum of  human health impacts and how arsenic imparts negative effects. Margaret  Karagas, Ph.D., will give a brief overview of her epidemiology work that  focuses on etiologic mechanisms and prevention of human cancers and  other adverse health outcomes. She will discuss recent findings from  studies to develop biomarkers of arsenic exposure and susceptibility in a  U.S. population that relies heavily on private drinking water systems  where over 10% of the wells contain low to moderate levels of arsenic.  She will also present information from her research, from her early  studies investigating cancer risk to her more recent investigation into  sources of arsenic exposure among pregnant women, e.g., via their  consumption of rice and tap water, and the research translation  activities that help raise awareness of the presence of arsenic in the  drinking water supply. A. Eduardo Saez, Ph.D., will focus on his and  Co-PI’s (Eric Betterton, Ph.D.) latest research that involves the  characterization of windblown dust from mine tailings and will also  touch on the University of Arizona SRP’s phytostabilization field study  in the southwestern United States that uses native plants to  successfully reduce the amount of dust coming off the tailings, thereby  reducing potential aerial exposures.
 
          For general information contact Justin Crane 
            via e-mail at cranej2@niehs.nih.gov
          
      
      
        
          
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 Archives of past CLU-IN internet seminars are available in the CLU-IN Studio at http://clu-in.org/studio/. You will be able to view the slide and hear an audio stream of the presentation as it occurred.
   
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