An attenuated vaccine is a vaccine created by reducing the virulence of a pathogen, but still keeping it viable (or `live`). Attenuation takes an infectious agent and alters it so that it becomes harmless or less virulent. These vaccines contrast to those produced by `killing` the virus (inactivated vaccine). ==Examples== Examples of `live` ...
Found on http://en.wikipedia.org/wiki/Attenuated_vaccine
Live pathogens that have lost their virulence but are still capable of inducing a protective immune response to the virulent forms of the pathogen, e.g., Sabin polio vaccine. ... (05 Mar 2000) ...
Found on http://www.mondofacto.com/facts/dictionary?attenuated+vaccine
a vaccine prepared from live microorganisms or viruses cultured under adverse conditions, leading to loss of their virulence but retention of their ability to induce protective immunity.
Found on http://www.encyclo.co.uk/local/21001
A vaccine that is prepared from live bacteria or viruses, that have been weakened through a chemical process so they produce immunity but do not actually cause the disease.
Found on http://www.pregnology.com/AZ/A/10
Type: Term Definitions: 1. live pathogens that have lost their virulence but are still capable of inducing a protective immune response to the virulent forms of the pathogen, Sabin polio vaccine.
Found on http://www.medilexicon.com/medicaldictionary.php?t=96394
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