. . . . . . . . . . . . . "36015-30-2"@en . "experimental"@en . . "Propidium"@en . . . . . . . . . . . . . . . . . . . . "Quaternary ammonium analog of ethidium; an intercalating dye with a specific affinity to certain forms of DNA and, used as diiodide, to separate them in density gradients; also forms fluorescent complexes with cholinesterase which it inhibits. [PubChem]"@en . . .