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
Greg Jenner Phone Age" in which he described how routines and habits today had their genesis in the past as well as highlighting contrasts in every day routines through the ages. Jenner has written for "GQ" magazine and has appeared as a guest on "Richard Herring's interview podcasts" Jenner has appeared as a guest on the "Art Detective" podcast. Jenner appeared on the BBC Radio 4 programme "Great Lives" discussing Gene Kelly. He has appeared more than once as a guest on "QI" spin-off podcast "No Such Thing as a Fish". Jenner has appeared as a guest on the Simon Mayo and