Before the 20th century: The penicillin
The penicillin was invented by Alexander Fleming in 1928 to act as an antibiotic.
Flemming had stayed away during a month of London and on having returned it observed that many cultures were contaminated and deposited them in a tray of lysol. Then he verified that in one of the plates that had not been washed still there saw a transparent zone about the mushroom which was demonstrating the presence of cellular destruction for what it devoted itself to cultivate and to isolate the mushroom until together with a group of scientists the penicillin discovered, which led them to gaining a prize nobel.
A few years later to his discovery a pupil of Fleming proposed to use her as medicine.
After the 20th century: The bmb m3 e92
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