CXCL8 and COVID-19: Chemokines were predominant among these upregulated cytokine-related genes in response to SARS-CoV-2 infection, including neutrophil recruiting chemokines (CXCL8, CXCL1, CXCL2), monocyte chemoattractant (CCL2, CCL7), CXCL17 and others, corresponding to the increased numbers of lung-infiltrating neutrophils and monocytes in COVID-19 patients.