Infection beyond doubt that certain diseases are caused by infectious agents, and developed a vaccine for rabies. Robert Koch, provided the study of infectious diseases with a scientific basis known as Koch's postulates. Edward Jenner, Jonas Salk and Albert Sabin developed effective vaccines for smallpox and polio, which would later result in the eradication and near-eradication of these diseases, respectively. Alexander Fleming discovered the world's first antibiotic, Penicillin, which Florey and Chain then developed. Gerhard Domagk developed sulphonamides, the first broad spectrum synthetic antibacterial drugs. The medical treatment of infectious diseases falls into the medical field of Infectious Disease and in
Salk Hall served as a residence for students. Pitt remodeled it to house the School of Dental Medicine and School of Pharmacy in 1961-1962. The Salk Hall Annex, a major renovation and three-story addition designed by the architectural firm Deeter, Ritchey, and Sippel for the Dental School, was completed the Terrace Street side of the building in 1967 for a cost of over $5 million ($ million today). Today, it serves as a main entrance for Salk Hall and the dental clinics. A new $50.6 million ($ million today) addition and renovation to Salk Hall was announced in January 2010. It will