Pertussis continues to circulate in Chinese communities and older children, adolescents and
adults are sources of infection for unprotected infants. Two studies conducted in Jiangsu …

Vaccination against diphtheria, tetanus, and pertussis (DTP) has achieved great success in
infants and younger children in China. However, pertussis booster vaccination in older …

Background. The recent introduction of acellular pertussis vaccines (Pa) offers the possibility
of booster doses in older children and adults. This can be conveniently accomplished by …

A trial to compare the reactogenicity and immunogenicity of a reduced antigen content
diphtheria–tetanus–acellular pertussis (dTpa) vaccine with diphtheria–tetanus–whole-cell …

Abstract▴ The reduced-antigen combined diphtheria-tetanus-acellular pertussis vaccine
(dTpa) is intended for use as a booster dose in individuals aged≥ 4 years.▴ A single dose …

Reduced-antigen, combined diphtheria, tetanus, and acellular pertactin-containing pertussis
vaccine (dTpa; Boostrix™) contains reduced quantities of the same toxoids/antigens found …

PURPOSE: Disease caused by Bordetella pertussis is increasingly being identified among
older children and adults in immunized populations, indicating a waning of the vaccine …

High rates of pertussis disease in adolescents suggest that additional boosting against
pertussis would be beneficial. A combined acellular-pertussis-containing booster vaccine …

Booster vaccination with a reduced-antigen-content dTpa, pediatric DTPa or adult Td
vaccine in DTPa-primed children aged 4-6 years was evaluated. Immunogenicity and CMI …

Two clinical studies were undertaken to evaluate the immunogenicity of an adult-type dTpa
booster vaccine (Boostrix™ by GlaxoSmithKline Biologicals). Blood samples taken prior to …