PECAM-1/CD31 was present mainly on luminal surfaces and at the junctions between endothelial cells. PMID: 10950884. CD31 is distributed over the entire endothelial cell surface, exclusive of specialized junctions, and in VVOs, but is not equally accessible to different antibodies in all locations.latelet endothelial cell adhesion molecule-1 (PECAM-1/CD31) acts as a regulator of B-cell development, B-cell antigen receptor (BCR)-mediated activation, and autoimmune disease.
Zinc is currently at .863 per lb which is .053 per ounce.
The spot price for silver is $17.90 on 4/7/2010. If you are referring to troy weight, a a troy ounce is about 10% heavier than a standard ounce with the number .999 referring â¦ to the purity of the metal, about 99.9% pure.Update: The price of silver as of 21 June 2012 is $26.88/ounce.he spot price for silver is $17.90 on 4/7/2010. If you are referring to troy weight, a a troy ounce is about 10% heavier than a standard ounce with the number .999 referring â¦ to the purity of the metal, about 99.9% pure. Update: The price of silver as of 21 June 2012 is $26.88/ounce. 1 person found this useful.