(Learning Modules / Biology / DNA / Glossary) A means of preventing infectious diseases by exposing the immune system to a 'safe' version of the causative bacterium or virus. This stimulates the immune system to produce appropriate antibodies, which protect the person vaccinated from the actual infection. e.g. measles, small pox etc.
(Humans as organisms) substances containing disabled antigens of a particular disease, usually administered via injection. Vaccines stimulate the body to produce antibodies to provide immunity against that disease.
Vaccines are microbial preparations of killed or modified microorganisms which can stimulate an immune response in the body in order to prevent future infection with similar microorganism. The smallpox vaccine has totally eliminated the smallpox disease from our planet. ... (12 Dec 1998) ... Found on http://www.encyclo.co.uk/local/20973
Vaccines: Microbial preparations of killed or modified microorganisms that can stimulate an immune response in the body to prevent future infection with similar microorganisms. These preparations are usually delivered by injection.Found on http://www.medterms.com/script/main/art.asp?articlekey=5924
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