Interestingly, the results were consistent with those in COVID-19; 27 of the IRGs were highly expressed in myeloid cells, except Icam1, Lyn, Cybb, Casp1, Gbp1, Vnn2, Socs3, Bcl2a1 and Lcn2 genes (Figure 7H). Here, ICAM1 is linked to COVID-19.