aureus strains

How Is Staphylococcus Aureus Distinguished From Staphylococcus Epidermidis? aureus is often hemolytic on blood agar; S. epidermidis is non hemolytic. Staphylococci are facultative anaerobes that grow by aerobic respiration or by fermentation that yields principally lactic acid. The bacteria are catalase-positive and oxidase-negative. Which test is used to differentiate Staphylococcus aureus from Staphylococcus epidermidis? aureus