Medicine · Recorded milestone
Penicillin
Recorded year1928
Alexander Fleming discovers it; Florey and Chain's team make it a mass-produced drug by 1943.
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No connections of this kind are recorded.
Led to
- StreptomycinRecorded · 1943enables
- Antibiotics in animal feedRecorded · 1950enables
- HeLa, the first immortal human cellsRecorded · 1951enables
- Organ transplantRecorded · 1954requires
- Polio vaccineRecorded · 1955requires
- Anti-rejection drug ciclosporinRecorded · 1983requires
- Mycoprotein meat substituteRecorded · 1985enables
Sources & evidence
Dataset updated 2026-10-18. This individual record has not been separately re-reviewed.