antigen

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The F protein is an antigen, the part of a pathogen that the immune system recognizes as a threat and makes antibodies against.

From Scientific American

These tests are generally more sensitive than antigen tests, and at-home molecular tests have been more expensive than rapid antigen tests.

From New York Times

Previous estimates suggest that at-home antigen tests such as BinaxNOW or QuickVue have an accuracy in the range of 85 percent, meaning they miss about 15 out of 100 people who are infected.

From Salon

A rapid antigen test she took in the morning had been negative, it added.

From Reuters

I gave her a rapid antigen test, which quickly lit up positive.

From Seattle Times