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Latest Medical Research Council Centre for Outbreak Analysis and Modelling Stories

2010-06-24 13:49:55

A vaccine-derived strain of poliovirus that has spread in recent years is serious but it can be tackled with an existing vaccine A vaccine-derived strain of poliovirus that has spread in recent years is serious but it can be tackled with an existing vaccine, according to a new study published today in the New England Journal of Medicine. Vaccine-derived polioviruses can emerge on rare occasions in under-immunized populations, when the attenuated virus contained in a vaccine mutates and...


Word of the Day
reremouse
  • A bat.
The word 'reremouse' comes from Middle English reremous, from Old English hrēremūs, hrērmūs ("bat"), equivalent to rear (“to move, shake, stir”) +‎ mouse.
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