3Livak KJ,Schmittgen TD.Analysis of relative gene expression data using real-time quantitative PCR and the 2(-Delta Delta C(T)) Method.Methods,2001,25:402-408.
4Kupasi K,Albert S,Yie SM,et al.HLA-G has a concentration dependent effect on allo-response:a novel mechanism for HLA-G medicated immunomodulation.Immunology,2000,101:1-14.
5Goldman-Wohl DS,Ariel I,Greenfield C,et al.Lack of human leukocyte antigen-G expression in extravillous trophoblasts is associated with pre-eclampsia.Mol-Hum-Reprod,2000,6:88-95.
6Datema G,van-Meir CA,Kanhai HH,et al.Pre-term birth and severe pre-eclampsia are not associated with altered expression of HLA on human trophoblasts.Am-J-Reprod-Immunol,2003 49:193-201.