antibodies

Cultural  

1. Proteins in the blood that are produced by the body in response to specific antigens (such as bacteria). (See immune system.)

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Example Sentences

Next-gen biologic technologies such as antibody-drug conjugates and bispecific antibodies are expected to expand quickly due to higher efficacy and less toxicity, according to Bernstein.

From The Wall Street Journal • Apr. 1, 2026

Greek authorities have strongly opposed vaccination, arguing that the antibodies they create can backfire by giving false signals of infection.

From Barron's • Mar. 30, 2026

Myeloma cells can also cause a reduction in overall blood cell counts, which can lead to anemia, and a decrease in normal antibodies, which can lead to compromised immunity and an increased risk of infections.

From Slate • Mar. 29, 2026

Known as monoclonal antibodies, the drugs work by lowering levels of amyloid, a harmful protein that accumulates in the brain.

From Science Daily • Mar. 11, 2026

The specific antibodies that we gradually build up against a particular microbe infecting us make us less likely to get reinfected once we become cured.

From "Guns, Germs, and Steel: The Fates of Human Societies" by Jared M. Diamond