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Sample of penicillin mould presented by Alexander Fleming to Douglas Macleod in 1935. The discovery of penicillin was one of the most important scientific discoveries in the history of medicine. Ancient societies used moulds to treat infections and in the following centuries many people observed the inhibition of bacterial growth by moulds.
It was discovered that adding penicillin to animal feed increased weight gain, improved feed-conversion efficiency, promoted more uniform growth and facilitated disease control. Agriculture became a major user of penicillin. Shortly after their discovery of penicillin, the Oxford team reported penicillin resistance in many bacteria.
Commemorative plaque marking Fleming's discovery of penicillin at St Mary's Hospital, London. The laboratory in which Fleming discovered and tested penicillin is preserved as the Alexander Fleming Laboratory Museum in St. Mary's Hospital, Paddington. The source of the fungal contaminant was established in 1966 as coming from La Touche's room ...
"It was an accident" is never a phrase that you want to hear in the laboratory -- well, almost never. After all, taking an experimental drug from the fume hood of a chemistry lab all the way to ...
Penicillin was discovered in 1928 by Scottish scientist Alexander Fleming ... The use of units to prescribe penicillin is a historical accident and is largely ...
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Alexander Fleming had first discovered penicillin by accident in 1928, but at that time believed it had little application. When Florey and his team recognised the potential of the discovery for combating bacterial infection, they faced the problem of how to manufacture penicillin in sufficient quantities to be of use.
Helping to print its history was an invention theorized following an accident at a small paper mill and lithographic shop in Nutley at the turn of the 20th century.