HLA class I expression in primary hepatocellular carcinoma

Figure 1 Positive staining of HLA-I antigens at QGY-7703 cell membrane. LSAB × 350

Figure 2 Positive staining of HLA-I antigens in cytoplasm of dividing Alexander cells•LSAB × 350

Figure 3 Negative staining of histologically normal liver cells and intensive positive staining within sinusoids. LSAB × 100.

Figure 4 Positive staining of hepatocelluar carcinoma cells LSAB × 100.

Figure 5 Flow cytometric histogram comparison of HLA-I antigens among K562, Raji, Alexander, HepG2 cell lines.

Figure 6 Flow cytometric histogram comparison of HLA-I antigens among K562, Raji, SMMC-7721, QGY-7703 cell lines.