NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,470 terms related to cancer and medicine.
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- listen (VY-rus)
- In medicine, a very simple microorganism that infects cells and may cause disease. Because viruses can multiply only inside infected cells, they are not considered to be alive.
- virus replication cycle
- listen (VY-rus reh-plih-KAY-shun...)
- The reproduction cycle of viruses. A replication cycle begins with the infection of a host cell and ends with the release of mature progeny virus particles.
- virus-like particle
- listen (VY-rus-like PAR-tih-kul)
- A small particle that contains certain proteins from the outer coat of a virus. Virus-like particles do not contain any genetic material from the virus and cannot cause an infection. They are used to make vaccines that can help the body’s immune system kill microorganisms and certain cancer cells. Virus-like particles were used to make vaccines that prevent cervical cancer caused by human papilloma viruses (HPV). They were also used to make vaccines that prevent liver cancer caused by infection with the hepatitis B virus.
- virus-neutralizing antibody
- listen (VY-rus-NOO-truh-LY-zing AN-tee-BAH-dee)
- An antibody that binds to a virus and interferes with its ability to infect a cell.