MCP-1 is the essential factor for TAM recruitment, the positive correlation between MCP-1 levels, TAMs, and tumor progression proposes that peritoneal metastasis of ovarian cancer is conducted by omental adipocytes which secrete MCP-1 and modulate the biological behavior of TAMs and ovarian cancer cells through MCP-1/CCR-2 axis. Here, CCL2 is linked to ovarian cancer.