Fig. 3From: A comparative study of multiple clinical enterovirus 71 isolates and evaluation of cross protection of inactivated vaccine strain FY-23 K-B in vitroMolecular character analysis of EV71 isolates. a Phylogenetic analysis based on nucleotide sequences of EV71 VP1 (891 bp). ▲Indicates EV71 strains using in the current study. b Amino acid mutations of the ninety EV71 strains in VP1 regionBack to article page