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

On day 10 after infection, he produced a negative rapid antigen test.

From Scientific American

The two companies said only three products had been fully approved while a temporary list allows 48 tests, both PCR and antigen based, to remain on sale.

From Reuters

The team does antigen tests in the morning first thing and then a PCR test midday that comes back in the late afternoon.

From Seattle Times