• Thoughts on a Return of Polio

    12 days ago - By DNA Science

    When a case of polio showed up in Rockland county, just north of New York City, in July 2022, and then polioviruses with the same genetic sequence as from the paralyzed man were found in three samples of wastewater collected from near his home, public health officials were alarmed. The man, from an Orthodox Jewish community with low vaccination rates in general, had not been immunized against polio.
    Definitions from the World Health Organization kicked in.
    The viral RNA sequence from the patient was close to that of oral polio vaccine, which is “live”. He was infected with vaccine-derived...
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