CCL2 and colorectal carcinoma: Chemokines recruit immune cells to inflamed sites and contribute to the development of CRC.9 Monocyte chemoattractant protein 1 (MCP‐1), also known as chemokine C‐C motif chemokine ligand 2 (CCL2), is a member of the C‐C chemokine family and a potent chemotactic factor for monocytes.