Ionomycin (free acid)Calcium ionophorePotent and highly selective calcium ionophore. Ca2+/ionomycin complex forms between pH 7-9.5 which has intense UV absorption. Induces apoptotic neuronal degeneration in embryonic cortical neurons and cell cycle arrest at G1 phase. Useful tool for increasing intracellular Ca2+ concentration. More effective than A23187. Non fluorescent. Has been used at 4nM and 2-4µM (whole cells).Product SpecificationFormula: C41H72O9MW: 709.0 Source: Isolated from Streptomyces conglobatus. CAS: 56092-81-0 Purity: ≥90% Appearance: Pale-yellow oil. Hazard: TOXIC. Solubility: Soluble in DMSO or methanol. Long Term Storage: +4°C Use/Stability: Stock solutions are stable for 1 year when stored at +4°C. Handling: Protect from light. Keep under inert gas.