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What did Alexander Fleming say about antibiotic resistance?

What did Alexander Fleming say about antibiotic resistance?

In his Nobel lecture in 1945, Fleming presciently warned about the dangers of misusing penicillin: “It is not difficult to make microbes resistant to penicillin in the laboratory by exposing them to concentrations not sufficient to kill them, and the same thing has occasionally happened in the body.

What was Fleming’s conclusion?

Conclusion. The discovery of penicillin was only possible in a laboratory where contaminations were common. Chance certainly played a role in the discovery of the first antibiotic, but the training and laboratory practice of Fleming were essential for him to identify one of the most important drugs in human history.

What was the first antibiotic resistant bacteria?

The first identified case was in Japan in 1996, and strains have since been found in hospitals in England, France and the US. The first documented strain with complete (>16ug/ml) resistence to vancomycin, termed VRSA (Vancomycin-resistant Staphylococcus aureus) appeared in the United States in 2002.

Who is known as the father of antibiotic?

Selman Abraham Waksman (1888-1973) was born in the rural Ukrainian town of Novaya Priluka. The town and its nearby villages were surrounded by a rich black soil that supported abundant agricultural life.

What did Alexander Fleming say about penicillin?

Published reports credit Fleming as saying: “One sometimes finds what one is not looking for. When I woke up just after dawn on Sept. 28, 1928, I certainly didn’t plan to revolutionize all medicine by discovering the world’s first antibiotic, or bacteria killer. But I guess that was exactly what I did.”

What was the 1st antibiotic?

But it was not until 1928 that penicillin, the first true antibiotic, was discovered by Alexander Fleming, Professor of Bacteriology at St. Mary’s Hospital in London.

What problem did Fleming solve?

Answer: Fleming, being a bacteriologist, was searching for cures to treat bacterial infections. One day in 1928 he discovered that bacteria he had been growing on a culture plate had been killed in an area close to where a mould was accidentally growing.

Who found antibiotic?

In the 1920s, British scientist Alexander Fleming was working in his laboratory at St. Mary’s Hospital in London when almost by accident, he discovered a naturally growing substance that could attack certain bacteria.

How did Alexander Fleming predict post antibiotic era?

Penicillin’s discoverer predicted our coming post-antibiotic era 70 years ago. Several weeks later, Fleming figured out that the mold belonged to the genus Penicillium. He decided to call the mold’s active ingredient that was killing the bacteria “penicillin,” one of the world’s first antibiotics.

When did Sir Alexander Fleming invent penicillin?

Sir Alexander Fleming discovered the first antibiotic, Penicillin, in 1928. 12 years after Fleming’s discovery, scientists purified and concentrated penicillin and successfully tested it on humans.

Who was Alexander Fleming and what did he do?

Alexander Fleming was a Scottish physician-scientist who was recognised for discovering penicillin. The simple discovery and use of the antibiotic agent has saved millions of lives, and earned Fleming – together with Howard Florey and Ernst Chain, who devised methods for…

Who was the first scientist to warn about antibiotic resistance?

In short, bacteria have always been doing what they’re good at: finding ways to survive. Alexander Fleming, who discovered penicillin, was also one of the first scientists to warn about the perils of antibiotic resistance. Wikimedia 1928.