von Willebrand factor is produced by -: (A) Liver, (B) Platelets, (C) Endothelial cells, (D) Spleen
Answer is C. Von willebrand factor is produced endothelial cells.It is produced to a lesser degree by megakaryocytes. But mainly by endothelial cells Ref:Robbins and Cotran Pathologic basis of disease.South Asia Edition volume 1. Page no.662