Both GlyTR proteins preferentially accumulated in lungs with, but not without, metastatic TNBC (Figures 4A and 4B) and dose-dependently induced robust tumor regression in the PDAC, TNBC, and/or ovarian intraperitoneal (i.p.)cancer models in CD8+ T cell-humanized NSG mice (Figures 4C–4J). This evidence concerns the gene CD8A and cancer.