a substance used to stimulate the production of antibodies and provide immunity against one or several diseases, prepared from the causative agent of a disease, its products, or a synthetic substitute, treated to act as an antigen without inducing the disease.
A biological preparation that improves immunity to a particular disease.
|
created |
13 years, 5 months ago |
|
viewed |
13 times |
|
active |
9 years, 6 months ago |
|
editors |
1 |
