CCL7 and neoplasm: Interestingly, we found that the numbers and percentages of CD11c−CD11b−Ly6c+ monocytes were comparable between the tumor-burdened lungs of KP mice and KP7 mice (Supplementary Fig. 4g, h), indicating that CCL7 is dispensable for monocytes infiltration into the lungs of KP mice after tumor induction.