Vancomycin Resistant Staphylococcus Aureus

**Semantic type:** Bacterium

**Definition:** Strains of Staphylococcus aureus that are not readily killed by vancomycin antibiotics. Vancomycin resistance is acquired by mutation and thickening of the cell wall due to accumulation of excess amounts of peptidoglycan.

**Synonyms:** - STAPHYLOCOCCUS AUREUS, VANCOMYCIN RESISTANT - VRSA - Vancomycin-Resistant Staphylococcus Aureus - Vancomycin-resistant Staphylococcus aureus