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Kirby Bauer Method Lab Report

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In this experiment we learned how to execute The Kirby-Bauer Method by choosing one of four pathogens, creating a bacteria law on two plates and using disks with antibiotic/drug concentrations to test the pathogens susceptibility. Going into the medical field, it is easy to see how this method is used when trying to determine what type of drug/antibiotic the doctor will use to help kill the pathogen without causing harm to the patient. As stated before this test is used to help physicians choose appropriate antibiotics to treat infection because it is simple to use, very reliable and you can receive results in a short period of time. I would say that is one of the most important parts of the medical field because there are so many antibiotic/drugs out there it would take too much time to find a drug to help a patient that only has a certain amount of time. This method helps narrow the search down finding what the drugs a specific pathogen would be susceptible/ resistant to giving the doctor a clear picture on what to prescribe saving the patient.
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It is easy to see when looking and comparing results with my fellow lab mates that the pathogen I did was the most senstive. S.aureus had many large zones of inhibition when measuring and when looking on the chart was sensitive to 7 drugs while the others were only sensitive to 6 or less. I don’t really understand why this is so sensitive because while doing research I learned that Staphylococcus aureus, demonstrates the ability of developing resistance to many antimicrobial agents but it could be that the antibiotic concentration is so strong or that this is a gram positive

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