↑ levels of total endothelial and E-selectin+ EVs after APS IgG stimulation vs. HBD IgG.No difference in levels of ICAM-1+, endoglin+, and VE-cadherin+ EVs after APS IgG stimulation vs. HBD IgG.VCAM-1+ and TF + EVs could not be detected. Here, VCAM1 is linked to autoimmune polyendocrinopathy.