Another additional serum chemokines and cytokines (IL-6, IFN-λ3, IP-10, CXCL9, CXCR1/2/4 and CCL17), virus-sensing TLRs, HIF1α, and several genes involved in various metabolic regulation were identified in COVID-19 (110, 111). This evidence concerns the gene CXCL10 and COVID-19.