Jonas Salk vaccine. A few weeks later, Salk injected children at the Polk State School for the retarded and feeble-minded. In 1954 he tested the vaccine on about one million children, known as the polio pioneers. The vaccine was announced as safe on April 12, 1955. The project became large, involving 100 million contributors to the March of Dimes, and 7 million volunteers. The foundation allowed itself to go into debt to finance the final research required to develop the Salk vaccine. Salk worked incessantly for two and a half years. Salk's inactivated polio vaccine was the first vaccine for the disease;
Salk Institute for Biological Studies Elizabeth Blackburn, Sydney Brenner, and Roger Guillemin. Three of Salk's 11 Nobel laureates are now deceased: Francis Crick, Robert W. Holley, and Renato Dulbecco. Another five scientists trained at Salk have gone on to win Nobel prizes. The institute is organized into several research units, each of which is further composed of several scientific groups, each led by a member of the faculty. Some of these units are: Elizabeth Blackburn is the President of the Salk Institute since 1 January 2016. Edward Callaway is the chair of the academic council. There are 56 faculty members. Six of these are members