(1) The strain of staphylococci are recognized by natural virus parasites called phages .(2) Research shows phages may help reduce Salmonella contamination on fresh-cut fruits(3) Unbound phages were separated from phages bound to antibodies in normal plasma by centrifugation.(4) Bacterial viruses are called phages , and phage therapy, while about a century old, is making a bit of a comeback, perhaps as a substitute for antibiotics.(5) Bacteriophages, or phages , infect bacteria in order to reproduce inside.