Except the blank group, other mice received benzene solution copied from benzene of 0.25 volume fraction and 4 mL/kg corn oil subcutaneously to induce aplastic anemia. Blank group received corn oil of the same volume subcutaneously.

• 除空白组外；其余组小鼠皮下注射体积分数0.；25苯的玉米油溶液4mL/kg复制苯油溶液致小鼠再生障碍性贫血模型；空白组皮下注射同体积玉米油。