Flashcards in E2 Genus Mycoplasma Deck (34)
What is unique about Mycoplasma bacteria?
Smallest free-living unicellular organism
What is special about the structure of Mycoplasma bacteria?
Lack a cell wall
= No peptidoglycan
What tissue are Mycoplasma bacteria trophic for?
How host specific are Mycoplasmas?
= NOT zoonotic
What is unique about the appearance of colonies of Mycoplasma bacteria in culture?
How does Mycoplasma infect host cells?
(associates with the surface)
What are the two most effective methods of diagnosing Mycoplasma infection?
1. Clinical signs
2. Serology (only bacteria so far where this is good)
Are there vaccines against Mycoplasma infection?
(but only decrease severity and mortality)
What clinical signs are caused by Mycoplasma bovis?
4. Otitis in calves
What species causes highly fatal bovine suppurative pleuropneumonia?
Mycoplasma mycoides ssp. mycoides SC
Where are Mycoplasma mycoides ssp. mycoides SC infections found?
Asia and Sub-Africa
Is there a vaccine against Mycoplasma mycoides ssp. mycoides SC?
What is the most common clinical sign in calves with Mycoplasma mycoides ssp. mycoides SC infection?
Are some species of Mycoplasma commensals?
What two species of Mycoplasma are pathogenic in sheep & goats?
1. Mycoplasma mycoides ssp. capri
2. Mycoplasma capripneumoniae
Why are the pathogenic Mycoplasma species in sheep & goats so good at causing pneumonia?
(slows clearance of mucus)
What species causes mastitis in sheep & goats?
What species causes pneumonia in swine?
What is the disease name for infections from Mycoplasma hyopneumoniae?
What are the most common clinical signs of Mycoplasma hyopneumoniae in pigs?
1. Chronic cough (damages cilia)
2. transient diarrhea
3. Reduced weight gain
What is the prevalence of Mycoplasma hyopneumoniae infection in pigs?
What species of Mycoplasma is a commensal in swine?
What are two species that seem to be unaffected by Mycoplasma infection?
Dogs & horses
What species of Mycoplasma caused fatal conjunctivitis in house finches?
What species of Mycoplasma causes synovitis in poultry?
What species of Mycoplasma causes severe disease in turkeys and is of great economic importance?
What ages are most affected by Mycoplasma meleagridis infection?
(infected by adult carriers)
What disease is caused by Mycoplasma felis?
Conjunctivitis in kittens
Can Mycoplasma felis be a commensal bacteria in cats?