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MMin facts(Exam 1)
MCB2610 Microbe Minutes - some facts (exam 1)
| Question | Answer |
|---|---|
| Escherichia coli | *inhabits human intestinal tract *usually not pathogenic; important in food digestion *O157:H7 is most harmful w/ Shiga-like toxins *foodborne, causes severe acute hemomagic diarrhea |
| Bacillus subtilis | *most common in soil & vegetation *important in nutrient recycling *can form biofilms on plants *non-pathogenic *resistant to heat, drying, and radiation |
| Staphylococcus aureus | *common part of skin&nose microflora *opportunistic pathogen (minor&serious infections) *food poisoning *nosocomial infections *spread through human contact *sensitive to ethanol |
| Enterobacter aerogenes | *commonly found in soil, water, dairy products *lives in intestines of warm&cold-blooded animals *passed through feces into soil & water systems *nosocomial infections *antibiotic resistant |
| Salmonella enterica | *lives in intestines of warm&cold-blooded animals *passed through feces into soil&water systems *causes enteric/typhoid fever, acute gastroenteris, foodborne infection/intoxication *asymptomatic carriers |