A list of numerous autoantibodies has been detected in patients with SARS-CoV-2 infection, including ANA (anti-nuclear antibody), ANCA (anti-neutrophil cytoplasmic antibodies), LAC (anti-phospholipid antibodies), etc. These autoantibodies have been generally shown in randomly chosen severely ill COVID-19 patients with no history of autoimmunity. The gene discussed is BTG3; the disease is COVID-19.