2.5.2 Lab Diag for Citrobacter Flashcards by Miguel Acosta | Brainscape

Q

In TSI, what Citrobacter has a result of A/A + H2S

A

C. freundii

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Q

In TSI, what Citrobacter has a result of K/A?

A

C. koseri

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Q

What is the indicator for LIA?

A

K/A

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Q

In indole, what Citrobacter that only has Red rin?

A

C. koseri

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Q

What is the indicator for MR, Citrate and Urease for Citrobater?

A

Red = MR
Blue = Citrate
Pink = Urease

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Q

What is the indicator of Malonate for Citrobacter?

A

Blue = Positive

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Q

Why C. freundii is positive in ONPG

A

Late lactose fermenter due to lack of permeases

K/A -> A/A + H2S

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