CXCL8 and infection: Upon NDV-RFP infection, the virus-induced IL-8 transcript productions were significantly (p < 0.01) lower in chcGAS KO and chSTING KO HD11 cells and significantly (p < 0.01) higher in chcGAS OE and chSTING OE HD11 cells compared with the corresponding control HD11 cells (Figure 10A,B).