1. HLA A, B, C antigens are expressed on nonvillous trophoblast of the early human placenta;Sunderland;J Immunol,1981
2. Analysis of subunit composition of human Ia molecules;Miyokawa,1982
3. Expression of HLA-A, -B, and -C and β2-microglobulin antigens in human choriocarcinoma cell lines;Trowsdale;J Exp Med,1980
4. Heterogeneity in the expression of HLA and tumor-associated antigens by surgical removed and cultured breast carcinoma cells;Natali;Cancer Res,1983