Pensacola was the first European-inhabited settlement in what would later become the United States of America. The first European settlement in the continental United States was Pensacola, which was established on Santa Rosa Island by conquistador Don Tristan tristÃ¡n De luna Y arellano in. 1559
Alexander Fleming discovered penicillin from mold that contaminated a petri dish of Staphylococcus bacteria. Researchers at Oxford University experimented with the new mold that Alexander Fleming had discovered. Penicillin was actually discovered by mistake.
The term virus (poison) was coined by Pasteur. Emil von Behring received the Nobel Prize in 1901 for his work with Shibasaburo Kitasato on the antitoxin serum for diptheria. Paul Ehrlich in 1912, announced the discovery of an effective cure for syphilis, the first chemotherapeutic agent for a bacterial disease.lexander Fleming discovered penicillin in 1928 whilst working at St Mary's Hospital in London and published the first paper on it the following year. He received the Nobel Prize in 1945, with Howard Florey and Ernst Chain, for their work on Penicillium notatum.