Skip to Main Navigation
Skip to Page Content
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.

Share This:


Black and white drawing of person at laptop working late into the night

Now Available

NTP Cancer Hazard Assessment Report on Night Shift Work and Light at Night


a spread of several reports

Now Available

NTP Technical Report on the Toxicity Studies of Aspergillus fumigatus Administered by Inhalation to B6C3F1/N Mice (TOX-100)


Photo of random people in line holding hands

Now Available

NTP Annual Report - Fiscal Year 2020 now available


Reports & Monographs

14th report on carcinogens

Report on Carcinogens

A congressionally mandated public-health document about agents that cause cancer. Go
Stack of NTP technical reports

Technical Reports

Long-term studies of the toxicologic potential of agents in test animals. Go
orange report cover

Developmental & Reproductive Toxicity Reports

Reports about the potential of agents to affect test animal development and reproduction. Go
Stack of printed NTP Immunotoxicity reports

Immunotoxicity Reports

Reports about the potential of agents to damage the immune systems of test animals. Go
Stack of lead and cancer chemotherapy during pregnancy monographs from NTP's Office of Health Assessment and Translation


Completed assessments of the cancer and noncancer health effects of various agents. Go
Stack of printed NTP research reports

Research Reports

NTP reports that fall outside the scope of other report series. Go
Stack of NTP toxicity reports

Toxicity Reports

Short-term studies of the toxicologic potential of agents in test animals. Go

Computer screen displaying general text and images

Scientific Posters

A collection of posters pertaining to NTP research reports. Go