Background The blunting effect of pertussis immunization during pregnancy on infant
antibody responses induced by whole-cell pertussis (wP) vaccination is not well-defined …

Abstract Background Kinetics of Tdap-induced maternally-derived antibodies in infants are
poorly understood. Pre-Tdap era data suggest that maternal pertussis antibodies in infants …

Background Maternal vaccination with an acellular pertussis (aP)–containing vaccine is a
recommended strategy in a growing number of industrialized countries, to protect young …

Background: Optimal timing of gestational tetanus-diphtheria-acellular pertussis (Tdap)
vaccination is not well-defined. No well-established specific anti-pertussis antibody level …

Background Maternal vaccines against pertussis are not yet recommended in the
developing world. Besides unclear burden estimates, another concern is that transplacental …

Objective. To evaluate the effect of maternally derived antibody on the immunogenicity and
reactogenicity of acellular (DTaP) or whole-cell (DTP) pertussis vaccine with diphtheria and …

Background. Maternal antibodies to pertussis can hamper infant immune responses to
pertussis vaccines. The effect a maternal tetanus, diphtheria, acellular pertussis (Tdap) …

Abstract Background The Centers for Disease Control and Prevention recommend Tdap
immunization during pregnancy, preferably at 27–36 weeks. Aim To ascertain whether there …

The maternal Tdap (tetanus, diphtheria and acellular pertussis) vaccination programme in
the United Kingdom has successfully reduced cases of pertussis in young infants. In addition …

Background Immunization of pregnant women with tetanus-diphtheria-acellular pertussis
vaccine (Tdap) provides protection against pertussis to the newborn infant. Methods In a …