Cluster of differentiation 36 is expressed in all erythroid progenitors and mature RBCs, but CD36 has never been evaluated in COVID-19 patients.19,20 Cluster of differentiation 36 is a glycosylated protein that binds to thrombospondin, Von Willebrand factor, and fibronectin.20 It is an adhesion molecule for platelets, monocytes, and endothelial cells. The gene discussed is CD36; the disease is COVID-19.