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Plague.

E D Williamson1

  • 1Defence Science and Technology Laboratory (DSTL), Porton Down, Salisbury, Wilts SP4 0JQ, UK. dewilliamson@dstl.gov.uk

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Killed whole cell plague vaccines, used since the 1890s, are effective against bubonic plague. Modern advancements offer new, safer vaccines protective against both bubonic and pneumonic plague.

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Area of Science:

  • Microbiology
  • Vaccinology
  • Infectious Diseases

Background:

  • Killed whole cell plague vaccines have been utilized since the late 1890s.
  • Existing vaccines demonstrate efficacy against bubonic plague.
  • There is a need for improved plague vaccines offering broader protection and reduced reactogenicity.

Purpose of the Study:

  • To review the progress in developing improved plague vaccines.
  • To assess the impact of new prophylactic vaccines against bubonic and pneumonic plague.

Main Methods:

  • Review of historical and recent advancements in plague vaccine development.
  • Analysis of modern technologies applied to vaccine production.
  • Evaluation of vaccine efficacy against different forms of plague.

Main Results:

  • Modern candidate vaccines are less reactogenic than older versions.
  • New vaccines can be manufactured in conventional pharmaceutical facilities.
  • Candidate vaccines show protection against the pneumonic form of plague.

Conclusions:

  • Significant progress has been made in developing safer and more effective plague vaccines.
  • Improved vaccines hold promise for controlling both bubonic and pneumonic plague.
  • The development of advanced plague vaccines is crucial for public health preparedness.