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The effect of pregnancy on paternal skin allograft survival

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Abstract

Elucidation of maternal-fetal tolerance mechanisms clarifies the role of regulatory T cells (Treg) in transplant tolerance. This study aim to investigate the effect of pregnancy on paternal skin allograft survival. Flow cytometry techniques, mixed lymphocytes reaction (MLR), PCR, real-time PCR and skin transplantation were key methods. Treg increased significantly from 4.2% before pregnancy to peak at 6.8% day 8 after pregnancy. Both heme oxygenase-1 (HO-1) and indoleamine 2,3-dioxygenase (IDO) mRNA express high in placenta while low in spleen (P<0.05). Although Treg increased during pregnancy, and splenocytes from the pregnant mice showed lower MLR response toward the paternal stimulator, single time pregnancy showed no significant protective effect on paternal skin allograft survival in the tested condition.

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Correspondence to ZhangFei Shou.

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Supported by the National Natural Science Foundation of China (Grant Nos. 30471641 and 30872389) and the Natural Science Foundation of Zhejiang Province (Grant No. Y207088)

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Shou, Z., Xu, Y., Xiao, H. et al. The effect of pregnancy on paternal skin allograft survival. SCI CHINA SER C 52, 1011–1015 (2009). https://doi.org/10.1007/s11427-009-0142-0

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  • DOI: https://doi.org/10.1007/s11427-009-0142-0

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