Cell permeable Sonic hedgehog (Shh) agonist. Cell permeable smoothened (Smo) agonist. Induces Sonic hedgehog (Shh) pathway activation and counteracts cyclopamine inhibition of Smo. Acts as an activator of Smo at low concentrations and as an inhibitor of Smo at very high concentrations. Potent activator of VEGF expression in vitro.Formula:C28H28ClN3OS . 2HCl . H2O Solubility:H2O or DMSOMolecular Weight:~490.1, 72.9, 18.0Storage and Stability:Lyophilized powder may be stored at -20°C. Stable for 12 months after receipt at -20°C. Reconstitute with sterile buffer or ddH2O. Aliquot to avoid repeated freezing and thawing. Store at -20°C. Reconstituted product is stable for 6 months at -20°C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer.