An Accidental Discovery: Sir Alexander Fleming and Penicillin

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During his life, Alexander Fleming greatly changed the world’s view and knowledge of antibiotics and antiseptics. Alexander Fleming was born on August 6, 1881, and died on March 11, 1955 of an unexpected heart attack. From 1903 to 1906, Alexander Fleming attended Saint Mary’s Hospital Medical School. While in school, Fleming received qualifications as a surgeon, but his interests later changed towards bacteriology, after he returned from World War I. Fleming served as a medical officer in the Royal Army Medical Corp., in France during World War I. While he was in France, Fleming experienced the horrors of battlefield hospitals and all of the sickness, disease and death associated with them. Fleming noticed how the methods that were being used did more harm then good, and killed the wounded rather than help them heal. After experiencing all of this, Fleming began to consider a career researching and experimenting with bacteria to help discover better medical treatment techniques. After the war ended, Fleming returned to Saint Mary’s Hospital and began experimenting with bacteria. In the next few decades, he would discover disease killers that would impact the world. Alexander Fleming revolutionized medical practice and care, saving countless lives, through his discovery and development of antibiotics and antiseptics.
While working in his lab in England, Fleming made a very important medical and scientific discovery. In 1922 while sick, Fleming decided to test if mucus, a body’s self defense against infection, had any affect on bacteria. Fleming put some mucus in a petri dish with a culture of bacteria. Over the next few weeks, the mucus dissolved the bacteria. Fleming had discovered an enzyme in the mucus that had killed the b...

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...ct of medical research because of penicillin. Penicillin and Lysozyme revolutionized medical practice and care because they were the essence of a new aspect of medical treatment and because they lowered the death percentage chance of certain diseases.

Works Cited

1. “What Is Penicillin?” Medical News Today. MediLexicon International, n.d. Web. 14 Dec. 2013.

2. “Fleming Discovers Penicillin.” PBS. PBS, n.d. Web. 17 Dec. 2013.

3. “Alexander Fleming.” Homepage of the Chemical Heritage Foundation. Chemical Heritage, n.d. Web. 16 Dec. 2013.

4. "Banquet Speech." Alexander Fleming. Ed. Arne Holmber. Les Prix Nobel, 1945. Web. 17 Dec. 2013.

5. Hunter, M. I., and D. Thirkell. "Effect of Lysozyme Treatment." Journal of Bacteriology. American Society for Microbiology, 17 July 1973. Web. 12 Dec. 2013.

6. "Sir Alexander Fleming." Encyclopedia Americana. 1829. Print.

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