CD8A and invasive breast carcinoma: The consequences stated that FLI1 expression was significantly positively associated with the infiltration levels of all the analyzed immune cells, including B cells, CD8+ cells, CD4 + cells, macrophages, neutrophils, and dendritic cells in BRCA, and most of these associations had relatively high correlation coefficients, which is greater than 0.5 (Fig. 6B).