FCY1 strain has more high divergence than WLD1.The difference of nucleotide sequence of the hly gene has not relationship with its trgion and source.

• 分离菌株WLD1和FCY1,尤其是FCY1分化程度较高,Lmhly基因核苷酸序列差异的距离与地理分布、菌株的样品来源无相关性。