Ligand of DAF-12, an orphan nuclear receptor, that regulates dauer diapause, reproductive development, fat metabolism, and life span (life cycle) in parasitic nematodes. Sterol-derived hormone. Blocks formation of infective larvae in several parasitic nematodes. Inhibits the dauer-promoting activity of DAF-12. Supports the reproductive development.Storage and Stability:Short-term Storage: +4°CLong-term Storage: -20°CStable for at least 2 years after receipt when stored at -20°C.