目的利用大鼠异位心脏移植模型，探讨门静脉注射供体脾细胞诱导免疫耐受的机制。
Objective on the rat model of heterotopic heart transplantation, the mechanism of immune tolerance induced by portal venous injection of donor spleen cells was studied.
目的寻找骨髓源性肝干细胞的表面标记，进行定向分化及脾内移植研究。
Objective To identify the surface marker of bone marrow-derived liver stem cells, isolate the stem cells, and investigate the differentiation and intrasplenical transplantation of the stem cells.
结论：自体脾移植对维持机体的T细胞水平和增强机体的抗感染能力有益。
Conclusion Splenic autotransplantation can help body to maintain t cells level and to improve the anti-infection ability.
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