There were no significant differences in the levels of type-1, type-2 interferons and Th9 polarizing cytokines in the sera of COVID-19 patients (Supplementary Figure 2). == Reduction in T, NK, and NKT Cell Numbers, but PEPA not B Cells, Correlate With COVID-19 Severity == Lymphocytopenia is the hallmark of COVID-19 correlating with disease severity (5), […]