A549 cells, BEAS-2B cells, CoV, CoV-1, CoV-nsp5, Coronaviruses, Human, Human Epithelial Cells, IFN, IFN stimulated genes, IFN-, IFN-?, ISG, ISG15, ISGs, Interferon, JAK, Janus kinase, MERS, MERS-, MERS-CoV, MERS-CoV-, MERS-CoV-nsp2, MERS-CoV-nsp5, Middle East Respiratory Syndrome coronavirus, Middle East Respiratory Syndrome coronavirus (MERS)-CoV, MxA, PKR, SARS, SARS-CoV, SARS-CoV-1, SARS-CoV-1 Proteins, SARS-CoV-1 proteins, SARS-CoV-1-nsp14, SARS-CoV-2, STAT, STAT1, STAT1-3, STAT2, STAT2 protein, Severe, Severe Acute Respiratory Syndrome, Type 1 IFNs, Type IFN, bronchial BEAS-2B epithelial cells, cell line, lung alveolar A549 epithelial cells, nsp2, pSTAT1, pSTAT1-3, pSTAT2, patients, signal transducer and activators of transcription