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10 Cards in this Set

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  • Back
What accounts for more than 80% of UTIs
Escherichia coli
What does the A1 subunit of Shiga toxin do
It has N-glycosidase activity; depurinates a critical residue in the 28S rRNA of 60S ribosomes
What does the B subunit of Shiga toxin do
It binds to glycolipid Gb3 on eukaryotic cells
What bacteria cause non-inflammatory (water) diarrhea
Toxigenic- Vibrio cholerae, ETEC
Food poisoning- Bacillus cereus, Staph aureus, Clostridium botulinum
What protozoa cause non-inflammatory (watery) diarrhea
Giardia lamblia
Cryptosporidium parvum
Cyclospora
What agents cause inflammatory diarrhea
Invasive bacteria- Salmonella enterica
Invasive and toxigenic bacteria- Shigella, EIEC, Campylobacter jejuni
Protozoa- Entamoeba histolytica
What bacteria produce hemorrhagic colitis
Enterohemorrhagic E.coli and Shiga toxin producing E.coli
What bacteria causes travelers diarrhea
Enterotoxigenic E.coli
What bacteria is associated with hospital-acquired diarrhea
Clostridium difficile
What infectious agent has oocysts that stain with acid-fast
Cryptosporidium