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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.
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Entry Terms:
  • propidium diiodide
  • propidium iodide
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RDF/XMLCreated 2014-04-02, last modified 2014-11-17