What test you will use to distinguish between Aeromonas and Vibrio and chromobac!


Question: Sheep blood agar - Chromobacterium violaceum (only pathogen in the family) will produce a purple pigment

If no pigment - Resistance to 0/129 - Chromobacterium
Vibrio - susceptible

Then lack of indole production with differentiate Chromobacterium from Aeromonas

Chromobacterium violaceum also grows well on McConkey agar

Answers: Sheep blood agar - Chromobacterium violaceum (only pathogen in the family) will produce a purple pigment

If no pigment - Resistance to 0/129 - Chromobacterium
Vibrio - susceptible

Then lack of indole production with differentiate Chromobacterium from Aeromonas

Chromobacterium violaceum also grows well on McConkey agar


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