Lab 8 Pasteurella, Mannheimia, Bibersteinia, Ornithobacterium, Riemerella, Actinobacillus, Haemophilus, Histophilus, Avibacterium, Taylorella

Question 1

Pasteurellaceae habitat

Answer 1

Mucous membranes
Respiratory tract
Genitals
GI tract

Question 2

Pasteurellaceae morphology

Answer 2

Coccoid rods

Question 3

Pasteurellaceae culture

Answer 3

Fastidious
Blood
PH susceptibility
Yeast extract

Question 4

P. multocida A, D

Answer 4

Ru + su pneumonia
Rabbit septicemia, pneumonia
Fowl cholera

Question 5

P. multocida D

Answer 5

Atrophic rhinitis of swine

Question 6

P. multocida B, E

Answer 6

Hemorrhagic septicemia

Question 7

P. Pneumotropica

Answer 7

Lab. rodents pneumonia

Ca/Fe oral cavity

Question 8

P. aerogenes

Answer 8

Su alimentary tract, abortion

Question 9

P. Canis, P. Dagmatis , P. stomatis

Answer 9

Ca/Fe oral cavity, bite

Question 10

P. caballi

Answer 10

Eq respiratory infection

Question 11

Mannheimia, bibersteinia hemolysis

Answer 11

Beta

Question 12

Mannheimia, bibersteinia produces …?

Answer 12

Leukotoxin: damage of macrophages and endothelial cells

Question 13

Can Mannheimia, bibersteinia cell wall antigens be used in diagnostics?

Answer 13

Nem

Question 14

Which Mannheimia/ bibersteinia have common capsule system?

Answer 14

M. Haemolytica (12 types) and B. Trehalosi (4 types)

Question 15

M. Haemolytica = pasteurellosis?

Answer 15

Ru pneumonia
Lamb septicemia
Mastitis, arthritis

Question 16

B. Trehalosi

Answer 16

Acute systemic pasteurellosis of feedlot lambs

Question 17

Actinobacillus species (6)

Answer 17

A. Lignieresii
A. Equuli 
A. Suis 
A. Seminis 
A. Ureae 
A. Pleuropneumoniae

Question 18

A. Lignieresii

Answer 18

Habitat: ru oral cavity, rumen, gut

Filaments!
Sulfur granules in lesions
Ø nutrient agar

Bo, ov, su: actinobacillosis

Question 19

A. Equuli

Answer 19

Habitat: eq, su: GI, tonsils, resp tract

Filaments!

Large viscous colonies, some can hemolyse

Question 20

A. Equuli pathogenicity

Answer 20

Two subsp: equuli, haemolyticus

Foal: septicaemia, nephritis, pneumonia, arthritis

Adult Eq: pyosepticaemia

Su: septicaemia, arthritis

Question 21

A. Suis pathogenicity

Answer 21

Su adult: pneumonia, septicaemia, metritis, abortion, arthritis

Suckling piglet: septicaemia

Question 22

A. Seminis

Answer 22

Genital tract of rams and bocks, semen

10% CO2 blood agar

Inflammation of accessory glands, epididymitis, abortion

Question 23

A. Ureae

Answer 23

Human respiratory tract

Human upper resp infection

Question 24

A. Pleuropneumoniae

Answer 24

Resp tract of swine
Some have fimbria
Blood/chocolate agar with yeast extract

Bio type 1: V-factor needed
Bio type 2: not needed

Apx 1-4 cytotoxins

Su hemorrhagic necrotic pleuropneumoniae

Question 25

Haemophilus

Answer 25

Fimbria
X factor, V factor
Some need CO2

H. Influenzae
Hu upper resp, meningitis

H. Parasuis
Porcine polyserositis (Glässer)

Question 26

Histophilus

Answer 26

Needs CO2
Bo: calf pneumonia, septicaemia, thromboembolic meningoencephalitis (TEME), abortion, mastitis

Ov: epididymitis-orchitis, abortion, mastitis, lamb septicaemia

Question 27

Avibacterium

Answer 27

Respiratory mm
Filaments
Some need CO2

A. Paragallinarum: CO2 + V
Infectious coryza

A. Gallinarum
Ø V
Mild resp disease in hens

A. Avium V
Saprophyte

Question 28

Ornithobacterium rhinotracheale

Answer 28

Upper resp in turkey and chicken - bronchitis

10% CO2
Catalase neg!

Question 29

Riemerella anatipestifer

Answer 29

Water fowl, upper resp tract

10% CO2
EC enzymes, proteolytic

Question 30

Taylorella equigenitalis

Answer 30

Stallion genital mm, mare clitoris

Filaments!
X and V not needed, CO2!

CEM = contagious equine metritis