Polymorphism of P66 in / 生物医学与环境科学（英文）

Objective@#To study the polymorphism in P66 and its human B-cell epitopes of @*Methods@#Polymerase chain reaction (PCR) and sequencing were used to obtain the P66 sequences of 59 Chinese @*Results@#Results showed that genetic and amino acid diversity presented in the 66 kD protein of all 59 Chinese strains, especially in @*Conclusion@#In P66 of 59 Chinese strains, polymorphisms were widely distributed. More importantly, the P66 amino acid sequences of