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9 Cards in this Set
- Front
- Back
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definitive method for defining a bacterial species are
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dna/ dnahybridization
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stapholococci streptococci |
appear grapelike cluster are in chains catalase wil also tell the different |
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medical importance of staphylococcus
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aureus epidermidis saprophyticus |
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staph. aureus causes
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pyogenic infection, arthritis, osteomyelitis, food poisoning toxic shock syndrome hospital acquired pneumonia septicemia surgical wound infection |
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what type of agar for staph aureus
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nutrient agar: to see if the produce pigment golden yellow pigment-- staphyloxanthin this shows the pigment is virulent the pigment in activate the superoxide 2. blood agar: produce clear color bcos its beta hemolysis |
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strep. pneumonia
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community acquired pnemonia
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saprophyticus
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urinary tract infection
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staph albus
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white colonies
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biochemical test to identify staph coccus
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catalase test: staph is catalase + step is catalase - mannitol : s. aureus ferments mannitol coagulase test: s .aureus will use rabbit plasma, mxi with saline and look for clot formation withing 5 min s.aureus coagulase + other coagulase -ve so expect surgical wound infection |
