Immunology

Whooping cough vaccine antigen disappearing from bacteria in US

Vaccines for whooping cough contain three to five protective antigens, the presence of which are critical to the vaccine's effectiveness. But one of the antigens, pertactin, which had been present in almost all isolates of ...

Health

CDC: Most teen immunizations on the rise

(HealthDay)—Vaccination coverage in youths for tetanus, diphtheria, and acellular pertussis (Tdap) and meningococcal conjugate (MenACWY) has been increasing since 2009, but there is still a ways to go before achieving the ...

Diseases, Conditions, Syndromes

New discovery may lead the way to improved whooping cough vaccine

Scientists at Trinity College Dublin have made novel discoveries concerning the current vaccine against whooping cough that may lead to the development of an improved future vaccine. The findings could help reduce the incidence ...

Diseases, Conditions, Syndromes

More evidence whooping cough protection wanes

(HealthDay)—Despite high levels of vaccination, the rate of whooping cough in the United States is at its highest level in decades, and one reason may be that immunity from the vaccine diminishes each year after the fifth ...

Diseases, Conditions, Syndromes

Pertactin-negative Bordetella pertussis identified in U.S.

(HealthDay)—Pertactin-negative variants of Bordetella pertussis have been identified in the United States; and children who receive diphtheria-tetanus-whole-cell pertussis (DTwP) priming have lower reported rates of pertussis, ...

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