HLA-G and neoplasm: Figures 1A, 1B, and 1C show tumor samples. Figures 1D shows HLA-G immunostaining negativity for healthy tissue. Figure 1C shows the strongest HLA-G positivity for tumor samples. Figure 1D shows HLA-G immunostaining negativity for tumour samples, while Figures 1E and 1F show HLA-G immunostaining negativity for healthy control tissue.