ABSTRACT The arginine catabolic mobile element (ACME) is the largest genomic region distinguishing epidemic USA300 strains of methicillin-resistant Staphylococcus aureus (MRSA) from other S. aureus strains. However. the functional relevance of ACME to infection and disease has remained unclear. https://foldlyers.shop/product-category/rfid-and-access-control/