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Fleming, Sir Alexander Line breaks: Sir Alex|an¦der Flem|ing
Pronunciation: /ˈflɛmɪŋ/

Definition of Fleming, Sir Alexander in English:

( 1881–1955), Scottish bacteriologist. In 1928, Fleming discovered the effect of penicillin on bacteria. Twelve years later Howard Florey and Ernst Chain established its therapeutic use as an antibiotic. Nobel Prize for Physiology or Medicine (1945, shared with Florey and Chain).
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