Renibacterium

Question 1

Habitat; Renibacterium salmoninarum

Answer 1

Water, fish

Question 2

Morphology; Renibacterium salmoninarum

Answer 2

1-1,5 um rods, short chains

Question 3

Staining; Renibacterium salmoninarum

Answer 3

Gram-positive

Question 4

Culture; Renibacterium salmoninarum

Answer 4

Aerobic
15-18 C, because fish pathogen
Quite fastidious, needs good quality media: cystein and serum needed

Question 5

Pathogenicity; Renibacterium salmoninarum

Answer 5

• Obligate pathogenic, intracellular

- Salmon, trout: abscesses in kidneys and other organs