Forget Antibiotics: These Killer Cells Wipe Out Deadly Superbugs in a Day The genetically engineered cells can be rewired to tackle a range of bacteria in the battle against antibiotic resistance. Image Credit Methicillin-resistant staphylococcus aureus (MRSA) bacteria (magenta) / NIAID Share A mixture of bacteria lounge in a dish. Like the bugs populating our guts, most are benign or beneficial. ...