Edward Jenner full-blown infection. Later, he injected Phipps with variolous material, the routine method of immunization at that time. No disease followed. The boy was later challenged with variolous material and again showed no sign of infection. Donald Hopkins has written, "Jenner's unique contribution was not that he inoculated a few persons with cowpox, but that he then proved [by subsequent challenges] that they were immune to smallpox. Moreover, he demonstrated that the protective cowpox pus could be effectively inoculated from person to person, not just directly from cattle. Jenner successfully tested his hypothesis on 23 additional subjects. Jenner continued his research
Henry Jenner Henry Jenner Henry Jenner (8 August 1848 – 8 May 1934) was a British scholar of the Celtic languages, a Cornish cultural activist, and the chief originator of the Cornish language revival. Jenner was born at St Columb Major on 8 August 1848. He was the son of Henry Lascelles Jenner, who was one of two curates to the Rector of St. Columb Major, and later consecrated though not enthroned as the first Bishop of Dunedin and the grandson of Herbert Jenner-Fust. In 1869 Jenner became a clerk in the Probate Division of the High Court and two years later