Stage Specific Embryonic Antigen 4 (SSEA4)

May be stored at 4 °C for short-term only. Aliquot to avoid repeated freezing and thawing. Store at -20 °C. Aliquots are stable for at least 12 months. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap.

Recognizes Stage-specific embryonic antigen 4 (SSEA4) that is expressed upon the surface of human tetracarcinoma stem cells (EC), human embryonic germ cells (EG) and human embryonic stem cells (ES). No immunoreactivity is evident with undifferentiated murine EC, ES and EG cells. The differentiation of murine EC. and ES cells may be accompanied by an increase in SSEA-4. Species Crossreactivity: mouse.