11. Staphylococcus aureus has the ability to acquire antimicrobial resistance easily, making treatment difficult.12. Methicillin-resistant staphylococcus aureus ( MRSA ) : A bacterial strain resistant to methicillin. 13. The bug is called methicillin-resistant staphylococcus aureus , or MRSA . By MARCELLA ALLEN. 14. Activates the glutamyl endopeptidase ( EC 3.4 . 21.19 ) of Staphylococcus aureus 15. This would stop horrible bits like Methicillin-resistant " Staphylococcus aureus " being needed. 16. The purified DEFB106 showed antimicrobial activity against Escherichia coli, Candida albicans and Staphylococcus aureus . 17. The bacteria are called Staphylococcus aureus , or staph for short. 18. Of greatest immediate concern is not VRE but the more deadly bug Staphylococcus aureus . 19. While the staphylococcus aureus bacteria can cause vomiting and diarrhea, it's not usually deadly. 20. Two contained E . Coli and eight contained staphylococcus aureus .