Furthermore, STAT3 did not alter the amounts of vaccine-derived CD103+ cDC1s in mammary tumors or TdLNs, as judged by equivalent numbers of CD45.2+Stat3fl/fl and CD45.2+Stat3∆/∆ CD103+ cDC1s detected in each site (Figure 3C,D). This evidence concerns the gene ITGAE and breast cancer.