Bacteria Part 4 ( Gram - Spirals ) & Including Disccusions Of Mycoplasms Flashcards
(22 cards)
What are the 4 gram negative spirals
Vibrio
Campylobacter
Helicobacter
Spirochete
What is vibrio?
Facultative anerobic
What are the 2 main vibrio pathogens?
V. Cholera
V. Parahemolyticus
What is v. Cholerae?
Cholera
What is v. Parahemolyticus ?
Shellfish food poisoning
( ingesting raw fish & oysters )
What is campylobacter ?
Found in cattle & sheep
May cause abortions in animals
What is the major pathogen in campylobacter?
Campylobacter jenjuni
What does campylobacter jenjuni do? (3)
Gasteroenteritis
( after ingesting uncool meat and chicken )
( survives at 43 C )
What is helicobater? ( pathogen )
Heliobacter pylori
What does helicobacter pylori do ? (2)
Gastritis, peptic ulcers in humans
How does helicobacter pylori work? (3)
Enzyme - urease
Increases replication & damages stomach mucosa
Causes local inflammation
- makes ulcers
What is the treatment for helicobacter pylori?
Metronidazole ( antibiotic )
What’s the percentage of who are infected if heliobacter ?
30-50%
What’s the percentage of people who develop ulcers in helicobacter pylori?
15%
What’s the enzyme that causes damage to the stomach for helicobacter pylori?
Urease
What are spirochetes?(another name)
Axial filaments
Where are spirochetes (axial filaments) found?
Soil, decaying matter, contaminated water
What are the 3 spirochetes?
Treponema palldium
Borrelia burgdorferi
Leptospira species
What is treponema palldium?
Syphilis
What is borrelia burgdorferi?
Lyme disease
What is leptospira species?
Leptospirosis
( Spread by water contaminated with animal urine )
What is mycoplama? (2)
No cell wall
Gram positive
