Antibiotic-Resistant Bacteria (IMAGE) Oregon State University Caption In this electron micrograph, a white blood cell eats an antibiotic-resistant bacteria called methicillin-resistant Staphylococcus aureus, or MRSA. Credit (Photo courtesy of National Institute of Allergy and Infectious Diseases) Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.