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F. tularensis
| Question | Answer |
|---|---|
| ____________________, a tickborne disease of _______________, is caused by Francisella tularensis. | Tularemia, rabbits |
| How is F. tularensis transmitted to humans? | Handling infected wild animals or livestock, those engaged in farming operations and drinking impure water. |
| What is the morphology of F. tularensis? | Pleomorphic gram negative rod with capsules |
| What special enriched media is required to grow F. tularensis? | Blood-cysteine-glucose agar (may take 10-14 days to grow) |
| What drugs are used to treat F. tularensis? | Streptomycin with Tetracycline and Chloramphenicol as alternative drugs |
| Why should extreme care be taken when handling material infected with Francisella tularensis? | F. tularensis is extremely contagious (high virulance and easily spread) and has been classified as a Class A agent by the government in the war on bioterrorism; requires proper handling (PPE, gown, gloves) and proper media on hand for culturing |
| F. tularensis may grow on chocolate agar because it is supplemented with a growth enrichment that contains _______________. | cysteine |