Matches in SemOpenAlex for { <https://semopenalex.org/work/W2487376389> ?p ?o ?g. }
- W2487376389 abstract "Abstract Despite use of pertussis vaccine for more than 70 years, pertussis continues to cause cyclical outbreaks. Use of the whole-cell pertussis vaccine initially led to a dramatic decline in reported cases of pertussis; however, a re-emergence of pertussis was observed in the 1980s. Less reactogenic acellular pertussis vaccines were developed leading to improved control of pertussis, in part because of replacement of some poorly performing whole-cell vaccines and improvements in vaccine coverage with the better tolerated acellular vaccines. Recently, however, there has been a substantial resurgence of pertussis with several jurisdictions reporting case numbers not seen since the early days of pertussis immunization in the last century. The cause of the resurgence is multifactorial, including an apparent shorter duration of protection after acellular compared to whole-cell pertussis vaccine; changes in the causative organism, Bordetella pertussis; decreased levels of vaccine coverage; and improved diagnosis. New vaccines that are both well-tolerated and highly effective with long-term protection are required but will not be available in the short term. Interim strategies are being considered, including increased numbers of booster doses and protection of newborns through maternal immunization. Meanwhile, determining the need for implementation and measuring the effectiveness of these strategies are hampered by inadequate surveillance systems, particularly in the developing world where the true burden of pertussis is unknown. Sentinel surveillance systems are useful to monitor the effectiveness of vaccine programs and are important for the global control of pertussis." @default.
- W2487376389 created "2016-08-23" @default.
- W2487376389 creator A5045040015 @default.
- W2487376389 date "2016-01-01" @default.
- W2487376389 modified "2023-10-16" @default.
- W2487376389 title "New Challenges for Pertussis Vaccines" @default.
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