Keywords Equine infectious anemia virus, L strain, Chinese ,,,,donkey leukocyte attenuated strain, Infectious molecular clone, chimeric viruses, ,,,,long terminal repeat.;

• 马传染性贫血病毒;L株;驴白细胞弱毒疫茁株;核苷酸序列分析;感;染性分子克隆;嵌合病毒;长末端重复序列;