Phenylalanine deaminase test

Phenylalanine deaminase test means that if bacteria have phenylalanine deaminase, it can deaminate phenylalanine in the culture medium into phenylpyruvate, and keto acid can change the indicator of ferric chloride. Is green. Proteus and Profidens and Moraxella have phenylalanine deaminase activity. Mainly used for identification of Enterobacteriaceae bacteria.

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