EVERYDAY SCIENCE

Detailed explanation-1: -Alexander Fleming was a Scottish physician-scientist who was recognised for discovering penicillin.

Detailed explanation-2: -In 1928 Alexander Fleming (1881–1955) discovered penicillin, made from the Penicillium notatum mold, but he did not receive the Nobel Prize in Physiology or Medicine for his discovery until 1945.

Detailed explanation-3: -The first patient Albert Alexander, a 43-year-old policeman, was treated with penicillin on 12 February 1941. The stories normally have it that Albert Alexander had scratched his face on a rose bush, the wound had become infected and the infection had spread.

Detailed explanation-4: -He was elected Professor of the School in 1928 and Emeritus Professor of Bacteriology, University of London in 1948. He was elected Fellow of the Royal Society in 1943 and knighted in 1944. Early in his medical life, Fleming became interested in the natural bacterial action of the blood and in antiseptics.