The mould was very interesting. I cultured it and found it produced a powerful antibacterial substance. It was very effective against staphylococci and other Gram-positive pathogenic bacteria.
Discovery of penicillin
Describing the initial observation of Penicillium notatum
1928-1929
Found in 1 providers: grok
Cross Reference
1 source
"I often wonder how many other useful molds have been thrown away by bacteriologists."
Strange & Unusual"I was not looking for penicillin when I discovered it. I was looking for a better antiseptic."
Shocking"The purification of penicillin was a major triumph of chemistry."
Shocking"The discovery of penicillin was a stroke of luck, but it was also the result of many years of hard work."
Shocking"Many difficulties were encountered in the early attempts to isolate and purify penicillin."
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