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Flashcards in Borrelia Deck (18):
1

Borrelia is a classic ____

Spirochete 

2

What species of Borrelia cases Fowl Spirochetosis?

Borrelia anserina

3

What disease does Borrelia Burgdorferi cause?

Lyme disease 

*mainly affects dogs and humans

4

What are the vectors for Borrelia?

Tick vectors

*transmit bacteria through feeding

5

Fowl Spirochetosis caused by B. anserina is mainly a disease of ____

chickens

A image thumb
6

What is the vector of Borrelia Anserina?

soft tick- Argas 

7

What is the mortality rate for Fowl Spirochetosis?

10-100%

more likely to cause mortality in young birds 

8

What are the clinical signs of Fowl Spirochetosis?

fever, depression, anorexia, paralysis, anemia

9

What is the best treatment for Fowl Spirochetosis?

CONTROL OF PARASITES! 

*control the parasites and you control the disease

antimicrobials are also available

10

What does Borrelia Theileri cause and in what host?

Cattle 

Causes mild febrile anemia 

11

What are the tick vectors for Lyme Borreliosis?

Ixodes Scapularis- deer tick (major vector)

Ixodes Pacificus- Western black leg tick

*The deer tick is one of the major vectors so there is a strong association with deer in the transmission of the disease 

12

What cycle do the Ticks follow for Lyme Borrelia?

two year ticks

 

13

True/False: Lyme disease is transmitted transovariarly in ticks

False!

*Lyme disease is only transmitted transtadially in ticks- from larva, to nymph, to adult

14

True/False: Most Lyme Borreliosis is humans is subclinical and you will not get lyme disease

True

*immune complexes and immunesuppresion in humans is the mosly likely pathogenesis leading to Lyme disease in humans

15

What does Lyme Borreliosis cause in dogs?

polyarthritis, fever, and anorexia

16

what is the best treatment and control for Borrelia?

Tick control

17

What type of immunity is essential for protection against Borrelia?

Humoral

18

What vaccine is availabe against Borrelia Burgdorferi in the tick gut?

OspA 

*vaccine against the outer surface proteins (Type A is expressed inside the tick and Type C is expressed inside the dog)