Dr. Salmen Waksman (left) discusses his experiments with visiting Nobel laureate Sir Alexander Fleming in 1951. Sir Alexander Fleming (1881 - 1955) was a Scottish biologist and pharmacologist. Fleming is known for his discovery of the lysozyme and the isolation of penicillin to cure disease. He received the Nobel Prized in Phyiology or Medicine in 1945 along with Chain and Florey for their work with penicillin.
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