Secretory Component

May be stored at 4 degree C for short-term only. Aliquot to avoid repeated freezing and thawing. Store at -20 degree C. 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.

Recognizes a human glycoprotein, identified as secretory component. Reacts with both free and polymeric Ig-bound secretory component. Shows no reaction in Western Blots of cell lines lacking secretory component. Species Crossreactivity: rat.