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,
Brody Jenner and friends Audrina Patridge and Whitney Port. In 2007, Jenner began dating Conrad, which led to the deterioration with his friendship with Pratt. After Conrad established companionships with Jenner and Frankie Delgado, Pratt severed ties with both men. In 2009, Jenner hosted and Executive produced his own reality show "Bromance", in which young men competed to become part of his entourage. Jenner has modeled for Guess clothing, Agent Provocateur underwear, OP, and the magazine "Cosmogirl". Brody Jenner Sam Brody Jenner (born August 21, 1983) is an American television personality, socialite, and model. The son of Caitlyn Jenner and actress Linda