In contrast, tumors with hormone receptor-positive (HR+), namely ER+ and/or PR+, had the highest proportion in BC-ImL and the lowest proportion in BC-ImH (BC-ImH (45.2%) versus BC-ImM (79.9%) versus BC-ImL (91.6%)) (p < 0.001) (Figure 3C). The gene discussed is PGR; the disease is breast cancer.