And CSF1R of CD8 + Tcell, CCL2, VSIG4 of M2 Macrophage, NRP1 of Th1, TGFB1 of Treg cell presented strong correction with PCOLCE expression in gastric cancer (P < 0.001; Cor value ≥ 0.40). Here, CCL2 is linked to gastric cancer.