when did pasteur test the rabies vaccine on a human
1885: Louis Pasteur successfully tests his rabies vaccine on a human subject. Pasteur, a French chemist and biologist, began closely studying bacteria while investigating the cause of souring in milk and other beverages.t also led to further work on rabies, which was much more prevalent in Pasteurâs time than it is today. He developed his rabies vaccine by growing the virus in rabbits, then drying the affected nerve tissue to weaken the virus.