Inscription
Distinguished Polish-born virologist, im-munologist, and director of Wistar Insti-tute, 1957-91, which he transformed into a leading biomedical research facility. He had earlier developed the first successful live oral polio vaccine. Led Wistar in development of vaccines for rubella, rabies, and rotavirus.
Pioneered the use of monoclonal antibodies in cancer diag-nosis and treatment. National Institutes of Health grantee for over 50 years.
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More markers in Philadelphia
Betsy Ross (1752-1836)
Philadelphia, PA
Credited with making the first stars and stripes flag, Ross was a successful upholsterer.
Christ Church
Philadelphia, PA
Founded, 1695. Erection of present building begun in 1727.
Philadelphia Sketch Club
Philadelphia, PA
America's oldest artists club was founded in 1860 to improve illustration skills.
The Salvation Army
Philadelphia, PA
The first U.S. corps was opened here on Oxford St. by 17-year-old Eliza Shirley in 1879.
The Woodlands
Philadelphia, PA
Here, William Hamilton (1745-1813) created one of the finest landscape gardens of its day and introduced many exotic plants.
