• Vector: SFAF
    an agent used as a vehicle for transfer. A disease vector is an agent that transfers a pathogen from one organism to another (e.g., an insect). A viral vector is an engineered virus used to introduce genes into cells, or a live virus used as an antigen delivery vehicle in a vaccine.
  • Vector JAMA
    A nonpathogenic bacterium or virus used to transport an antigen into the body to stimulate protective immunity (eg, in a vaccine). See also Antigen.

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