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
Frank Jenner years old. Once Jessie had recovered from her illness, they returned to Sydney on SS "Oronsay". Jenner would normally wake up to pray at 5 am each day. In the 1940s, Jenner left the Glanton Brethren and joined the Open Brethren. For the rest of his life, Jenner attended Open Brethren churches: one on Goulburn Street in Sydney and the other in Bexley, New South Wales. At these churches, people did not understand what narcolepsy was and thought that Jenner was consistently falling asleep during services because he lacked respect for God. The church on Goulburn Street also disapproved of