COVID-19 is an emerging, rapidly evolving situation.

Get the latest public health information from CDC and research information from NIH.

U.S. flag

An official website of the United States government

Dot gov

The .gov means it's official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you're on a federal government site.


The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

NTP Logo

Annual Report for Fiscal Year 2018

Annual Report for Fiscal Year 2018


Most NTP research testing and analysis activities are carried out at NIEHS. The following Division of NTP branches and offices at NIEHS are actively involved in NTP research activities.


Biomolecular Screening

The Biomolecular Screening Branch develops and implements programs in medium- and high-throughput screening of environmental substances for rapid detection of biological activities of significance to toxicology. Biomolecular Screening projects for FY 2018 are listed below. 

NTP Laboratory

NTP Laboratory conducts in-house, agent-specific, targeted research on the development and application of modern toxicology and molecular biology tools. These tools are used to:

NTP Laboratory also studies the developmental origins of adult diseases. NTP Laboratory projects for FY 2018 are listed below.