Research article Open access
Shigella Flexneri Serotypes: O-antigen Structure, Serotype Conversion, and Serotyping Methods
Shigella flexneri is the most common cause of shigellosis in developing countries. Up to now, 23 serotypes of S. flexneri have been reported. Different serotypes result from the addition of acetyl, glucosyl, or phosphatidylethanolamine groups on the O-antigen backbone and horizontal transfer of mentioned groups can lea …