NCI is the nation's leader in cancer research

Doctors in lab coats collaborating

Featured Content

NCI virtual presentations available at ASCO’s Virtual Education Program, August 8-10.

NCI at ASCO 2020

Join NCI at the American Society of Clinical Oncology (ASCO) Virtual Education Program on August 8–10.

NCI's National Clinical Trials Network

An overview of NCI's state-of-the-art clinical trials infrastructure.

Common Moles, Dysplastic Nevi, and Risk of Melanoma

Photos and facts about moles, cancer, and the risk factors for melanoma.

Cancer Research Resources

About Cancer

Find a Cancer Type

How Monoclonal Antibodies Treat Cancer

Learn how monoclonal antibodies such as trastuzumab, pembrolizumab, and rituximab are used to treat cancer.

  • Resources for You

    Find information and resources that fit your needs as a patient, caregiver, health professional, researcher, or other visitor.

NCI Divisions, Offices, and Centers