Although there exists high differences among EJAV L, DL?EIAV, DLA?EIAV and alien EIAV strains, but several known domains which have important function in EIAV life cycle are reserved .

• 尽管EIAV L、DA-EIAV及DLA-EIAV毒株与国外的几株EIAV病毒差异很大，但是在EIAV生命周期中起重要作用的几个已知功能区是保守的。