Shigella flexneri Castellani and Chalmers 1919 (Approved Lists 1980) Onodera N.T. Ryu J. Durbic T. Nislow C. Archibald J.M. Rohde J.R. Genome Sequence of Shigella flexneri Serotype 5a Strain M90T Sm 2012 194 3022 Journal of Bacteriology J Bacteriol 0021-9193 1098-5530 10.1128/JB.00393-12 22582379 This strain is a member of serotype 5a.