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2005-06-30 17:43:35

By Maggie Fox, Health and Science Correspondent WASHINGTON (Reuters) - U.S. teens should get a booster shotof the whooping cough vaccine to protect them from waningimmunity and to battle a resurgence of the sometimes deadlydisease, vaccine advisers recommended on Thursday. The Advisory Committee on Immunization Practices, whichmakes recommendations to the Centers for Disease Control andPrevention, said the booster shot should be added to thescheduled extra dose of tetanus and diphtheria...


Latest Octave Gengou Reference Libraries

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2011-04-14 15:37:44

Bordetella pertussis is a Gram-negative, aerobic coccobacillus of the genus Bordetella. It is the causative agent of pertussis or whooping cough and it is non-motile. There is no zoonotic reservoir thus humans are the only hosts. Bacterium is spread by coughing and by nasal dripping after an incubation period of 7 to 14 days. Pertussis is an infection of the respiratory system and characterized by a "whooping" sound when the person breathes in. Before the vaccine was developed there were...

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Word of the Day
call-note
  • The call or cry of a bird or other animal to its mate or its young.
'Call-note' is newer than 'bird-call,' which originally referred to 'an instrument for imitating the note of birds' but now also refers to 'the song or cry of a bird.'
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