TF and TF‐positive microvesicles are also increased in ECs and epithelial cells from patients with severe COVID‐19 [98, 99], propagating the coagulopathy associated with COVID‐19 infection, with TF‐positive microvesicles a clinical marker of severity in patients with COVID‐19 [100, 101]. The gene discussed is TF; the disease is COVID-19.