Consistently, fewer CD11b+ MDSCs locally infiltrated the 4T1IL-6low tumor tissues when compared with the 4T1WT and 4T1NC tumor tissues (72.20 ± 5.74 vs. 140.20 ± 9.33 vs. 143.20 ± 11.96, P = 0.0003, P = 0.0007, Figure 3G). Here, ITGAM is linked to neoplasm.