Background: The cell envelope of Staphylococcus aureus contains 2 major secondary cell wall glycopolymers: capsular polysaccharide (CP) and wall teichoic acid (WTA). Both CP and WTA are attached to the cell wall and play distinct roles in S. aureus colonization, pathogenesis, and bacterial evasion of host immune defenses.
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October 2021
As an opportunistic pathogen of humans and animals, Staphylococcus aureus asymptomatically colonizes the nasal cavity but is also a leading cause of life-threatening acute and chronic infections. The evolution of S. aureus resulting from short- and long-term adaptation to diverse hosts is tightly associated with mobile genetic elements.
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