CCL2 and interstitial lung disease: Recent studies have also shown that MCP-1 can chemoattract T lymphocytes and endothelial cells [21,22], and has a significant function in the pathogenesis of various diseases [23,24,25,26,27,28,29]—the role of MCP-1 has been investigated in the pathogenesis of interstitial lung disease, breast, prostate cancer, and cytomegalovirus encephalitis [24,30].