MSCs and bidirectional mixed lymphocyte reactions(MLRs) were cocultured, and responder cells were labeled with carboxyflourescein diacetatesuccinimidyl ester(CFSE) in bidirectional MLRs.

• 二乙酰羧基荧光素琥珀酰亚胺酯(CFSE)标记反应细胞群结合流式细胞术特异性分析反应细胞各细胞亚群。