IFNG and severe acute respiratory syndrome: In addition, a significant elevation in the chemokine profile particularly in monocyte chemoattractant protein-1 (MCP-1), Th1 monocyte chemokines induced by interferon gamma (MIG) and IFN-γ-10 inducible protein (IP-10).These observations were similar to those from SARS patients (81), and COVID-19 patients (82–84).