CXCL10 and infection: (46), we here demonstrate that immune-competent NSPHs, with their immune-responsiveness being demonstrated by cytokine production following pro-inflammatory cocktail stimulation or following SeVeGFP-infection, are not triggered to release the pro-inflammatory cytokines IL-6 and CXCL10 upon VZV eGFP-ORF23-infection (Figure 3).