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Your Environment. Your Health.

Nomination and Selection

The Office of Nomination and Selection oversees the identification, solicitation, and scientific review of candidate substances for the National Toxicology’s Program (NTP’s) toxicology research and testing activities by:

  • Preparing background information on substances nominated for study
  • Coordinating the internal and external review of NTP research projects
  • Serving as a resource for the interested public, federal and state agencies, and other organizations concerning NTP nominations and testing activities

To nominate a specific substance or learn more about nominations to the NTP’s research and testing program, visit .


Scott Masten, Ph.D., D.A.B.T.
Scott A. Masten, Ph.D.
Director, Office of Nomination and Selection

Tel 984-287-3156
Fax 301-451-5599