BMB300_Microbe Paper - Aureus. S. epidermidis pathogenitic...

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BMB 300 Dr. Anne Hanson Staphylococcus epidermidis Staphylococcus epidermidis (S. epidermidis) is a common bacteria that inhabits the skin of most animals. It is a Gram positive chemoorganohetertroph cocci that arranges in clusters. To isolate this microbe a swab of a human skin surface would be an excellent area to sample. To help facilitate the growth and isolation of this microbe the sample should be cultured on mannitol salt agar media as it will select for the microbe. It selects for this microbe due to the large salt concentration which S. epidermidis is used to from the human skin. It is a possible pathogen although much less then Staphylococcus
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Unformatted text preview: Aureus. S. epidermidis pathogenitic capacity is limted to people with compromised immune systems or people with indwelling catherters or pateints from overly invasive surgeries. The main cause of infection of S. epidermidis is via indwelling catheters. Through these cathethers the microbe is able to invade the host and begin to cuase infection. This infection tends to be very severe and often fatal as the patients immune system is usally unable to control and eliminate the infection. Due to S. epidermidiss wide range of antibiotic resistence it is an extremly hard infection to eliminate using antibiotics....
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This essay was uploaded on 04/18/2008 for the course BMB 300 taught by Professor Hanson during the Spring '08 term at University of Maine Orono .

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