Salmonella Typhi O Antigen

**Semantic type:** Immunologic Factor

**Definition:** The polymer with highly antigenically variable oligosaccharide repeating subunits in the surface lipopolysaccharide (LPS) from the bacteria Salmonella enterica subsp. enterica serotype typhi.

**Synonyms:** - SALMONELLA TYPHI O ANTIGEN - Salmonella enterica subsp. enterica serotype typhi O Antigen - Salmonella typhi TO - Salmonella typhi Type O Antigen