Acellular vaccine: A vaccine that may contain cellular material but does not contain complete cells.
Pertussis Vaccination: Use of Acellular Pertussis Vaccines Among Infants and Young Children Recommendations of the Advisory Committee on Immunization Practices (ACIP)
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n. A vaccine composed of only those fragments of bacterial cells that are best suited to stimulating a strong immune response.
We have examined complement killing of the respiratory pathogen Bordetella pertussis in adults immunized with a three-component acellular pertussis vaccine.
vaccine /vacÂ·cine/ (vakÂ´sÄ“n) a suspension of attenuated or killed microorganisms (viruses, bacteria, or rickettsiae), or of antigenic proteins derived from them ...