St. Louis Community College

Clinical Laboratory Technology



Mystery Bug #1



Gram Stain result:

Growth on Chocolate agar incubated at 37°C in CO2:

Is there pigment production?

Biochemical Test results:

Catalase Test

Oxidase Test

Biochemical Test

(Original images courtesy of CDC)

Can you name this bug?


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St. Louis Community College at Forest Park
Karen M. Kiser MA MT(ASCP)PBT
Emeritus Professor
Clinical Laboratory Technology/Phlebotomy
St. Louis, MO USA

Updated January 1, 2008

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