MeSH definition : 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.;
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.