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  1. Apr 2, 2014 · Alexander Fleming was a doctor and bacteriologist who discovered penicillin, receiving the Nobel Prize in 1945. Updated: May 27, 2021. Getty Images. (1881-1955) Who Was Alexander Fleming?...

  2. Education. Scientific Biographies. Alexander Fleming. Fleming’s serendipitous discovery of penicillin changed the course of medicine and earned him a Nobel Prize. about SCIENTIFIC BIOGRAPHIES. In 1928 Alexander Fleming (1881–1955) discovered penicillin, though he did not realize the full significance of his discovery for at least another decade.

  3. Alexander Fleming was a Scottish physician-scientist who was recognised for discovering penicillin.

  4. Lived 1881 – 1955. Alexander Fleming discovered penicillin, whose use as an antibiotic has saved untold millions of lives. Less well-known is that before making this world-changing discovery, he had already made significant life-saving contributions to medical science.

  5. Alexander Fleming’s Discovery of Penicillin. Penicillin heralded the dawn of the antibiotic age. Before its introduction there was no effective treatment for infections such as pneumonia, gonorrhea or rheumatic fever.

  6. Sir Alexander Fleming, (born Aug. 6, 1881, Lochfield, Ayr, Scot.—died March 11, 1955, London, Eng.), Scottish bacteriologist. While serving in the Royal Army Medical Corps in World War I, he conducted research on antibacterial substances that would be nontoxic to humans.

  7. Sir Alexander Fleming © Fleming was a Scottish bacteriologist and Nobel Prize winner, best known for his discovery of penicillin. Alexander Fleming was born in Ayrshire on 6 August 1881, the...

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