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Showing results for acellular vaccine. Search instead for acellular-pertussis-vaccine.

acellular vaccine

American  

noun

  1. a vaccine that contains cellular material but not complete cells, specifically, antigenic or allergenic parts of cells.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

So an acellular vaccine, containing an inactivated version of the pertussis toxin that causes the disease as well as pieces of B. pertussis, replaced it.

From Science Magazine • Apr. 18, 2019

The team concluded that protection waned 27% per year after children's fifth dose of the acellular vaccine, which is given between ages 4 and 6.

From Science Magazine • Apr. 18, 2019

Early clinical trials suggested that this newer, acellular vaccine was also highly effective.

From Slate • Sep. 5, 2012

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