Vitronectin, also known as serum spreading factor, S-protein and epibolin, is a glycoprotein present both in human plasma and serum. Vitronectin has been shown to modulate blood coagulation and complement-induced cytolysis. It is also variably present in diverse loose connective tissues, often in co-localization elastic fibrils. Applications: Suitable for use in ELISA, Western Blot and Immunohistochemistry. Other applications not tested. Recommended Dilution: Immunohistochemistry: frozen Optimal dilutions to be determined by the researcher. Storage and Stability: May be stored at 4C for short-term only. Aliquot to avoid repeated freezing and thawing. Store at -20C. Aliquots are stable for 12 months after receipt. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap.