Appearance of bacteria on agar. Yellow colored colonies of Staphylococcus aureus and nonpigmented colonies of Enterococcus faecalis on tryptic soy agar (TSA). Morphology of enterococci and staphylococci.

colonies of enterococci and staphylococci on tryptic soy agar

Enterococcus faecalis and Staphylococcus aureus colonies cultivated on tryptic soy agar. 24 hours, 37°C in an aerobic atmosphere.