According to these reports, MICA is associated with viral infections, including human cytomegalovirus (HCMV) [16], Epstein-Barr virus (EBV) [17], hepatitis B virus (HBV) [18], and severe acute respiratory syndrome corona virus 2 (SARS-CoV-2) [16, 17, 19]. This evidence concerns the gene MICA and viral infectious disease.