Almost all of the kids had received the newer acellularvaccine as their fifth DTaP dose.
2
Although the acellularvaccine works well in the short-term, experts said it might end up providing less-complete or shorter-lasting protection.
3
Dr Grant said the acellularvaccine was safer, had fewer adverse effects and could be given to adults and pregnant women.
4
This polarization remained despite the original priming having occurred decades past and a recent booster immunization with a reduced acellularvaccine formulation.
5
But safety concerns led to the introduction of so-called acellularvaccines in the 1990s.
6
PT must be detoxified to be included in acellularvaccines, which results in conformational changes in the functional epitopes of PTs.
7
The rate of pertussis infection was highest among 11- to 14-year-olds, who had only received acellularvaccines as children.