CCL21 and breast cancer: After correcting for gender, race and tumor purity, we identified that B cells, CD8+ T cell, CD4+ T cell, neutrophils, dendritic cells, CCL21, age (P=0), tumor stage (P=0), macrophage infiltration (P=0.035) and CCL8 (P=0.033) were associated with clinical outcomes of BC (Supplementary Table S1).