Furthermore, analyses using multi-omics techniques on bronchoalveolar lavage fluid from patients with COVID-19 have revealed signatures enriched with chemokines such as CCL2, CCL3, CCL4, CCL7, CCL8, CXCL2, CXCL8, CXCL17, and IP-10 [31]. This evidence concerns the gene CCL2 and COVID-19.