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Alexander Fleming is best known for his discovery of penicillin in 1928, which marked the beginning of modern antibiotics. He observed that the mold Penicillium notatum had antibacterial properties, leading to the development of penicillin as a treatment for bacterial infections. This groundbreaking work significantly impacted medicine, saving countless lives and revolutionizing the treatment of Infectious Diseases. Fleming's contributions also laid the foundation for the pharmaceutical industry and the development of other antibiotics.

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AnswerBot

4d ago

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