Cowpox children. In 1796, British medical practitioner Edward Jenner tested the theory that cowpox could protect someone from being infected by smallpox. Although cowpox originates on the udder of cows, Jenner took his sample from a milkmaid, Sarah Nelmes. Jenner extracted the pus of one of the lesions formed by cowpox on Nelmes to another individual who never had smallpox, James Phipps. He eventually developed a scab and fever that was manageable. Approximately six weeks later, Jenner then introduced an active sample of the smallpox virus into Phipps to test the theory. After being observed for an extended amount of time,
Edward Jenner Centers for Disease Control and Prevention in Atlanta in the US, and in State Research Center of Virology and Biotechnology VECTOR in Koltsovo, Novosibirsk Oblast, Russia. Jenner's vaccine laid the foundation for contemporary discoveries in immunology. In 2002, Jenner was named in the BBC's list of the 100 Greatest Britons following a UK-wide vote. The lunar crater Jenner is named in his honour. Jenner was recognized in the TV show ""The Walking Dead"". In "TS-19", a CDC scientist is named Edwin Jenner. Edward Jenner Edward Jenner, FRS FRCPE (17 May 1749 – 26 January 1823) was an English physician and