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The U.S. Public Health Service · Episode 6 of 34 · 31 min

Into the Hot Zone: Naming Ebola (1976)

In 1976 a bleeding fever erupted at once in northern Zaire and southern Sudan, killing the nurses and missionaries who cared for the sick. Karl Johnson and Patricia Webb, who had broken Machupo, helped identify a new virus in the Marburg family from the CDC's Special Pathogens Branch. Johnson named it for the Ebola River so the village of Yambuku would not be stigmatized.

Who's who

Where it happens

Timeline

  1. 1969Lassa fever identified
  2. August-September 1976Bleeding fever erupts near Yambuku and in southern Sudan
  3. October 1976Laboratories identify a new virus in the Marburg family
  4. Late 1976International commission under Johnson investigates the Zaire outbreak
  5. 1977Name Ebola accepted at a London meeting

Still debated

The 1976 identification was shared by several laboratories and international teams, not a solo American effort. Contemporary death tolls shifted week to week, and scholars differ slightly on the river's name origin.

ebolacdcvirologyzaireoutbreakspecial pathogens
← PreviousA Planeload of Cats vs. Black Typhus: MARU and the Machupo Heroes (1957–64)

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