CD8A and neoplasm: Notably, while neutrophil-depleted splenocytes isolated from E0771 tumor-bearing donor mice could not eliminate the metastatic lesions of the lung vessel–entrapped E0771, CD8 T-cell-depleted splenocytes isolated from the donor mice normally eliminated all the metastatic lesions (Figure 7B, first vs. third or fourth bars, Supplementary Figure 9).