CXCL8 and asthma: Respiratory viruses can also use epithelium-secreted inflammation mediators (TNF-α/β, IL-1, IL-6, IL-8, MIP-1, RANTES, MCP-1, leukotrienes, and adhesion molecules) and lymphocyte activation mechanism to respectively intensify inflammation and stimulate a T-helper 2 (Th2)-like immune response in predisposed asthma patients [107,108,109].