The administration of rmG-CSF before and after transplantation both give rise to the ratio of DC2 and were related to the decrease of aGVHD which the use prior to transplantation were more significantly.

• 结果移植前后使用rhG-CSF均可以使DC亚群发生改变,使DC2的比例增加,移植前使用更明显; 处理组移植小鼠aGVHD严重程度明显比不使用rmG-CSF组弱,移植前使用aGVHD表现最轻。