nov 1, 1921 - Alexander Fleming (1881-1955) was a bacteriologist and a doctor who was the pioneer of penicillin and lysozyme. On Nov 1921, Fleming discovered lysozyme while dealing with a cold. He had a drop mucus from his nose onto a number of bacteria. After a few weeks, he discovered that the bacteria has dissolved. This was Alexander Fleming's first discovery to the human immune system.
Added to timeline:
Date:
nov 1, 1921
Now
~ 102 years ago
