August 4, 2022

NTP Publishes Revised Technical Reports on the Toxicity Studies of Perfluoroalkyl Sulfonates and Perfluoroalkyl Carboxylates

On July 28, 2022, the National Toxicology Program (NTP) announced that the following revised Technical Reports on the Toxicity Studies are available on the NTP website: According to NTP, transcription errors were identified in these reports, and an audit was conducted. NTP revised and republished the reports with an appendix that identifies the corrections. NTP notes that the final tables are available in the Chemical Effects in Biological Systems (CEBS) database....
August 3, 2010

NIEHS Begins Intramural NanoHealth Signature Program

The August 2010 issue of the National Institute of Environmental Health Sciences (NIEHS) Environmental Factor includes an article regarding the Intramural NanoHealth Signature Program, which is intended to investigate the health effects of engineered nanomaterials (ENM) in susceptible populations. According to the article, ENMs are increasingly found in medications, cosmetics, electronics, and other consumer products, creating environmental as well as occupational...
October 25, 2007

NTP Board Will Review Proposed Research and Testing of Nanoscale Gold

On October 17, 2007, the National Toxicology Program (NTP) announced that the Board of Scientific Counselors (BSC) will meet on December 6, 2007. The notice states that the preliminary agenda topics include review of NTP study nominations and proposed research and testing activities for several substances, including nanoscale gold. Written comments are due November 21, 2007. The deadline for pre-registration is November 29, 2007. NTP will post when...