Smallpox 1718. In 1721, Cotton Mather and colleagues provoked controversy in Boston by inoculating hundreds. In 1796, Edward Jenner, a doctor in Berkeley, Gloucestershire, rural England, discovered that immunity to smallpox could be produced by inoculating a person with material from a cowpox lesion. Cowpox is a poxvirus in the same family as variola. Jenner called the material used for inoculation vaccine, from the root word "vacca", which is Latin for cow. The procedure was much safer than variolation, and did not involve a risk of smallpox transmission. Vaccination to prevent smallpox was soon practiced all over the world. During the
Julian Jenner Julian Jenner Julian Christopher Jenner (born 28 February 1984) is a Dutch professional footballer who plays as a winger. He is currently clubless. His former teams are AZ Alkmaar and NAC Breda. Jenner is nicknamed "The Scissor Kid" after his skills and stepovers, and is well known for his pace. On 14 June 2008, it was announced that Jenner signed a contract with Vitesse Arnhem, together with teammate Rogier Molhoek. In January 2010, Jenner went on loan to Rot-Weiss Ahlen until the end of the season. In 2007, Jenner was called up by Jong Oranje coach Foppe de Haan to