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Larry Claxton

  • Ph.D.
  • Senior Scientist
  • U.S. Environmental Protection Agency
  • 311PublicationsNumber of items in Larry's My Publications folder on Mendeley.
  • 14Followers

Research interests

risk assessmentrisksoilwaterairenvironmental mixturescarcinogenesisGenetic toxicology

About

SUMMARY • Thirty plus years experience as Team Leader and Division Director in the National Health and Environmental Effects Research Laboratory, USEPA • Internationally known and respected for research involving the genotoxicity (mutagenicity and carcinogenicity) of environmental complex mixtures in air, soil, and water • Has produced over 150 journal articles, book chapters and books • Has published and lectured on scientific ethical issues EDUCATION • Ph.D., North Carolina State University, Raleigh, North Carolina, 1980 Major: Genetics Minor: Public Health Administration, University of North Carolina, Chapel Hill • M.S., Memphis State University (now, University of Memphis), Memphis, Tennessee Major: Mammalian Physiology, 1971 • B.S. Middle Tennessee State University, Murfreesboro, Tennessee, 1969 Major: Chemistry/Biology CURRENT POSITIONS • Senior Research Biologist (GS-15), Environmental Carcinogenesis Division, U.S. Environmental Protection Agency, Research Triangle Park, NC • Adjunct Professor, North Carolina State University, Raleigh, North Carolina • Adjunct Assistant Professor, University of North Carolina, Chapel Hill, North Carolina PREVIOUS POSITIONS • Director, Environmental Carcinogenesis Division, USEPA, 1993-1999 • Team Leader and various research positions, National Health and Environmental Effects Laboratory, USEPA, 1977-1993 • Biologist, Mutagenesis Branch, National Institute of Environmental Health Sciences, Research Triangle Park, NC, 1972-1977 • Research Assistant, Biology Division, Oak Ridge National Laboratory, Oak Ridge, TN, 1971-1972 PROFESSIONAL AFFILIATIONS • American Association for the Advancement of Science • Environmental Mutagen Society (Former Councilor and member of several standing committees) • Genotoxicity and Environmental Mutagen Society (Charter Member, Former President, formerly on several committees) • Society of Toxicology HONORS • The Alexander Hollaender Award from the Environmental Mutagen Society – The primary award conferred annually in recognition of outstanding contributions in the application of the principles and techniques of environmental mutagenesis to the protection of human health. Received September 19, 2006. • Scientific and Technical Achievement Award – Level 1 Award, U.S. EPA, Received 2006 for 2005 Submission, For: “L.D. Claxton, P. Matthews and S.H. Warren, The genotoxicity of ambient outdoor air, a review: Salmonella mutagenicity, Mutation Research/Reviews in Mutation Research 567 (2004) 347-399.” • Scientific and Technical Achievement Awards – Lower level awards received in 2009, 2001, 1994, 1992, 1990, 1985, and 1983 • Bronze Medals (USEPA) – received in 1992 and 1980 • Other awards received available on request • Who’s Who listings available on request PUBLICATION RECORD • One book co-authored and four books co-edited • More than 130 peer-reviewed journal articles • More than 40 book chapters and miscellaneous publications PROFESSIONAL APPOINTMENTS • Editorial Boards for Environmental and Molecular Mutagenesis, Toxicology and Industrial Health, and Mutation Research • Consultant to various national and international organizations • Invited speaker and/or organizer to many workshops and conferences • Research mentor and committee member for eight doctoral students, eight master level students. Advisor to postdoctoral awardees.

Followers (14)

  • rahul Gupta

    rahul Gupta

  • Sergey Minaev

    Sergey MinaevStavropol State Medical University

  • Abdullahi Abubakar YUNUSA

    Abdullahi Abubakar YUNUSAUsmanu Danfodiyo University

  • Md. Mashiur Rahman

    Md. Mashiur Rahman

  • Emil Yankov

    Emil YankovUniversity of Rousse Angel Kanchev

  • Ion Iacob

    Ion IacobGheorghe Asachi Technical University of Iasi

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Publications (5)

  • Monograph: Integrated Disinfection Byproducts Mixtures Research (the 4Lab Study): Toxicological and Chemical Evaluation of Alternative Disinfection Treatment Scenarios

    • USEPA authors: Jane Ellen Simmons Richard J. Miltner, Thomas Speth, Kathleen Schenck, Michael G. Narotsky, Linda K. Teuschler, Glenn Rice, Sarah H. Warren, E. Sidney Hunter, Larry D. Claxton, Anthony B. DeAngelo, Deborah S. Best, Rex A. Pegram, William W S
    N/AReaders
    N/ACitations
  • The genotoxicity of ambient outdoor air, a review: Salmonella Mutagenicity

    • Claxton L
    • Matthews P
    • Warren S
    N/AReaders
    N/ACitations
  • Mutagenicity of complex mixtures in Salmonella typhimurium: a report of the International Programme on Chemical Safety's collaborative study on complex mixturesMutagenicity of complex mixtures in Salmonella typhimurium: a report of the International Progr

    • Claxton L
    • Lewtas J
    • Becking G
    • et al.
    N/AReaders
    N/ACitations
  • IACP emission: Transformation and fate

    • Cupitt L
    • Claxton L
    • Shepson P
    • et al.
    N/AReaders
    N/ACitations
  • Woodsmoke: Measurement of the mutagenic activities of its gas and particulate phase photooxidation products

    • Kleindienst T
    • Shepson P
    • Edney E
    • et al.
    N/AReaders
    N/ACitations

Professional experience

Senior Scientist

U.S. Environmental Protection Agency

October 1979 - Present

Education

Ph.D.

North Carolina State University

May 1980 - Present