head picture
Staphylococcus aureus and Staphylococcus epidermidis
microscope picture Gram-positive cocci

Staphylococcus aureus

Colonies of Staphylococcus aureus (yellow) and Staphylococcus epidermidis (white) on Chocolate agar. Cultivation 24 hours, aerobic atmosphere, 37°C.

 
 
Microscopy:
Gram-positive cocci, nonmotile, tend to be arranged in grape-like clusters.
 

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