This product is a Ca2+ ionophore that has been shown to be more effective than A23187 as a mobile ion carrier for Ca2+ ; non-fluorescent; used to study Ca2+ transport across biological membranes; induces apoptotic degeneration of embryonic cortical neurons. Ionomycin is more effectivethan A23187 as a Ca++ionophore; Ionomycin is used in research on Ca++ transport across biological membranes; Ionomycin induces apoptotic degeneration of embryonic cortical neurons.