Fig. 2.

Changes of the serum levels of cytokine and chemokine over time after symptom onset in the patient with MERS-CoV infection. IFN-α (A), IL-6 (B), and CXCL-10 (C) increased during the course of disease, especially in the severe group. The following patients received pegylated IFN-α2a injection: Patient A (Day 5, 10, 17), Patient B (Day 11, 18), Patient C (Day 6, 13), Patient D (Day 10, 17), Patient E (Day 12), Patient G (Day 8, 15), Patient K (Day 9), Patient P (Day 4), Patient Q (Day 2, 8).