Cytokine storm of interleukin (IL)-2, IL-4, tumor necrosis factor-alpha (TNF-α), interferon-gamma (IFN-γ), and C-reactive protein has not been directly associated with COVID-19 [31], whereas IL-6 and IL-10 were found to be COVID-19 severity predictors [32]. The gene discussed is IFNG; the disease is COVID-19.