Catalase / Oxidase Test

Screens a bacterial isolate's identity in seconds by checking for one specific enzyme activity, visible as gas bubbles or a color change from a single drop of reagent.

References

• von Graevenitz, A. "The Role of Laboratory Identification of Gram-Negative Rods in the Era of Molecular Methods." Clinical Microbiology Reviews 20, no. 3 (2007): 507–517.