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Bacteriology > Lab 8- Acinobacillus > Flashcards

Lab 8- Acinobacillus Flashcards

1
Q

Habitat

A

Alimentary tract, respiratory tract, genial tract, mucous membranes

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2
Q

Species

A 
A. Lignieresii 
A. Equuli 
A. Suis
A. Seminis 
A. Ureae 
A. Pleuropneumoniae
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3
Q

Habitat a. Lignieresii

A

Mucous mem of alimentary tract

Calle+sheep= oral cavity, rumen

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4
Q

Morphology a. Lignieresii

A

1-1.2 um rods, filaments

Sulphur granules in lesions

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5
Q

Staining a. Lignieresii

A

Gram negative

Bipolar

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6
Q

Culture a. Lignieresii

A

Aerobic, faculative anaerobic,

Poor growth on nutrient agar, sticks to the agar !
Needs serum of blood

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7
Q

Biochem a. Lignieresii

A

Catalase +
Oxidase+
Fermentative

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8
Q

Antigens a. Lignieresii

A

Cell wall antigens, 6 serogroups

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9
Q

Resistance a. Lignieresii

A

Weak, even more weak than pasturella

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10
Q

Pathogenicity a. Lignieresii

A

Cattle, sheep, swine = actinobacillosis

Lesions in oral cavity, soft tissues

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11
Q

A. Equuli habitat

A

Horse, swine= alimentary tract, tonsils, respiratory tract

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12
Q

Morphology a. Equuli

A

1-2 um rod, filaments

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13
Q

Staining a. Equuli

A

Gram negative

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14
Q

Culture a. Equuli

A

Large, viscous colonies, some strains haemolysis

Fastidious

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15
Q

Resistance a. Equuli

A

Weak

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16
Q

Subspecies a. Equuli

A

A. Equuli subspecies equuli

A. Equuli subspecies haemolyticus

17
Q

A. Equuli cause?

A 
Foal= septicaemia, nephritis, pneumonia, arthritis 
Horse= pyosepticaemia 
Swine= septicaemia, arthritis
18
Q

Habitat a. Suis

A

Swine mucous membranes, respiratory + genital tract

19
Q

Staining/morphology a. Suis

A

Gram negative

Rods

20
Q

Culture a. Suis

A

Blood agar

B hemolysis

21
Q

Pathogenicity a. Suis

A

Swine= pneumonia, septicaemia, metritis

Suckling piglets= septicaemia

22
Q

A. Seminis habitat

A

Mucous membranes, genital tract of rams, semen

Male animals

23
Q

Culture a. Seminis

A

10% co2 + blood agar

24
Q

Pathogenicity a. Seminis

A

Facultative pathogenic

Inflammation of accessory glands, epidydimis, abortion

25
Q

A. Ureae habitat

A

Human respiratory tract, mucous membranes

26
Q

A. Ureae pathogenicity

A

Human upper respiratory infection

27
Q

A. Pleuropneumoniae morphology

A

Coccoid, short rods, some strains fimbria

28
Q

Culture a. Pleuropneumoniae

A

Fastidious
B hemolysis
Blood agar, chocolate agar with yeast extract

Biotypes NAD (V factor demand)
Biotype 1 needs V factor
Biotype 2 does not need v factor
29
Q

Biochem a. Pleuropneumoniae

A

Apx 1-2-3-4 cytotoxin produced

30
Q

Antigens a. Pleuropneumoniae

A

8 serogroups

31
Q

A. Pleuropneumoniae resistance

32
Q

A. Pleuropneumoniae pathogenicity

A

Swine= haemorrhagic necrotic pleuropneumoniae

Bacteriology (81 decks)

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