Unformatted text preview: • Another STD—lymphogranuloma venereum 2. Chlamydia psittaci— causes psittacosis (parrot fever) 3. Chlamydia pneumoniae —mild form of pneumonia B . Spirochetes—coiled like a spring, flexible, and motile by axial filaments, which are located in a space between an outer sheath and the rest of the cells. They give a corkscrew-like motion. Many live in the human mouth. Many are free-living in water, but some are pathogens: 1. Treponema, including Treponema pallidum, the causative agent of syphilis 2. Borrelia —relapsing fever and Lyme disease, transmitted by ticks or lice 3. Leptospira , causative agents of leptospirosis, which can spread to humans by infected urine from animals such as dogs and rats. Cells have a hooked end....
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- Fall '09
- Bacteria, trachoma, Urethritis, Treponema pallidum, Psittacosis