St. Louis Community College
Forest Park

Clinical Laboratory Technology



Mystery Bug #11



(Click on the small picture to see the larger picture.)

Gram Stain result:

Growth on Sheep blood agar incubated at 37°C in CO2:

Screening result:

Catalase Test

(Original image courtesy of CDC)

Additional Test results:

PYR/LAP

Bile Esculin

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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