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: Water at Marine base linked to birth defects

A long-awaited study by the U.S. Centers for Disease Control and Prevention confirms a link between tainted tap water at a U.S. Marine Corps base in North Carolina and increased risk of serious birth defects and childhood ...

Health

CDC report card: Good, bad marks on target battles

Three years ago, the nation's top public health agency picked its key battles. Now, its first report card on reaching those goals gives it a grade of pretty good but needs improvement.

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