Have We Outlived the Concept of Commensalism for Staphylococcus aureus?

The concept of commensalism was introduced 145 years ago. The origin of the term comes from the Latin and embodies the concept of dining together. With a much deeper understanding of organisms that live with humans, a reassessment of what represents a commensal seems in order. This viewpoint article examines whether or not Staphylococcus aureus should still be considered a commensal. As a leading cause of serious community and hospital infections, removing the label commensal from S. aureus may help us to focus upon how to approach this organism, as the host response to this nasal colonizer is closer to mutually assured destruction rather than a friendly meal together.

Automated summary

The concept of commensalism refers to a relationship where different species coexist, benefiting one side. There is ongoing debate about whether Staphylococcus aureus should still be considered a commensal, as it can cause serious infections. It is important to focus on how to approach this microorganism effectively.