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The U.S. Public Health Service · Episode 22 of 34 · 44 min

Polio: Private Philanthropy's Triumph, the Regulator's Role

Polio peaked at nearly 58,000 U.S. cases in 1952, and America remembers beating it, but the money came from the March of Dimes and the science from university labs. A privately run 1954 field trial led to the Salk vaccine being declared safe in April 1955, and the Public Health Service licensed it that day. When defective Cutter doses paralyzed about 200 children weeks later, the PHS investigated and rebuilt vaccine-safety regulation.

Who's who

Where it happens

Timeline

  1. 1938Roosevelt founds the National Foundation for Infantile Paralysis, the March of Dimes
  2. 1952U.S. polio peaks at about 57,879 cases
  3. 1954Field trial enrolls over a million Polio Pioneers
  4. April 12, 1955Salk vaccine declared safe and effective and licensed the same day
  5. April-May 1955Cutter incident causes about 200 paralytic cases and about 10 deaths
  6. 1961-1962Sabin's oral vaccine licensed

Still debated

Who deserves credit for the polio victory is a question of framing, since funding was private and science academic. The Cutter incident is read both as a regulatory failure and as the birth of modern vaccine-safety oversight, and the Salk and Sabin camps were rivals.

poliosalk vaccinemarch of dimescutter incidentvaccine regulationphilanthropy
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