1. HLA A, B, C antigens are expressed on nonvillous trophoblast of the early human placenta;Sunderland;J Immunol,1981
2. Expression of HLA system antigens on placenta;Goodfellow;Transplantation,1976
3. HLA-DR positive cells in human placenta;Sutton;Immunology,1983
4. Allogeneic placenta is a paternal strain immunoabsorbent;Wegmann;J Immunol,1979
5. The ability of the murine placenta to absorb monoclonal antifetal H-2 K antibody from the maternal circulation;Wegmann;J Immunol,1979