Lab 8- Acinobacillus Flashcards
Habitat
Alimentary tract, respiratory tract, genial tract, mucous membranes
Species
A. Lignieresii A. Equuli A. Suis A. Seminis A. Ureae A. Pleuropneumoniae
Habitat a. Lignieresii
Mucous mem of alimentary tract
Calle+sheep= oral cavity, rumen
Morphology a. Lignieresii
1-1.2 um rods, filaments
Sulphur granules in lesions
Staining a. Lignieresii
Gram negative
Bipolar
Culture a. Lignieresii
Aerobic, faculative anaerobic,
Poor growth on nutrient agar, sticks to the agar !
Needs serum of blood
Biochem a. Lignieresii
Catalase +
Oxidase+
Fermentative
Antigens a. Lignieresii
Cell wall antigens, 6 serogroups
Resistance a. Lignieresii
Weak, even more weak than pasturella
Pathogenicity a. Lignieresii
Cattle, sheep, swine = actinobacillosis
Lesions in oral cavity, soft tissues
A. Equuli habitat
Horse, swine= alimentary tract, tonsils, respiratory tract
Morphology a. Equuli
1-2 um rod, filaments
Staining a. Equuli
Gram negative
Culture a. Equuli
Large, viscous colonies, some strains haemolysis
Fastidious
Resistance a. Equuli
Weak