Staphylococcus aureus bacteria are pathogens to both man and other mammals. ... If the specimen is suspected to be contaminated it is plated on mannitol salt agar containing 7.5% sodium chloride.

Mannitol Salt Agar (MSA) This type of medium is both selective and differential. The MSA will select for organisms such as Staphylococcus species which can live in areas of high salt concentration ...

Present study is based on 20 methicillin-resistant Staphylococcus aureus ... zone on Baird–Parker agar supplemented with egg yolk tellurite and mannitol fermentation on Mannitol Salt agar.

Staphylococcus aureus can infect in a variety of ... Also commonly used is the mannitol salt agar, which is a selective medium with 7–9% salt or sodium chloride that allows S. aureus to grow ...