Definition, Meaning & Synonyms

antisera

noun

/ˌæn.tɪˈsɪə.rə/

Definition

Antisera are blood serum containing antibodies against specific antigens, used in immunological treatments and diagnostics.

Examples

After being bitten by a snake, the doctor administered snake antisera to counteract the venom.
Antisera prepared from horses has been used historically to treat diphtheria.
Researchers are studying the effectiveness of antisera in treating viral infections.

Meaning

The term ‘antisera’ refers to the serum derived from the blood of immunized animals or humans that can neutralize specific pathogens or toxins. It is often used in therapies to confer passive immunity to individuals by transferring these antibodies.