PSMB6 and COVID-19: Recent studies on SARS-CoV-2 revealed that COVID-19-associated cytokine storms (CSs) show elevated levels of IL-1 beta, IL-6, CXCL10, TNF alpha, IFN gamma, MIP 1 alpha, and 1 beta, as well as MCP-1, GM-CSF, VEGF, and IL-10 [79,80,81].