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Published January 1982 | public
Journal Article

Cleavage of double helical DNA by methidium-propyl-EDTA-iron(II)

Abstract

We report the synthesis of a simple bifunctional molecule, methidiumpropyl-EDTA (MPE) (1), which contains the DNA intercalator methidium covalently bound by a short hydrocarbon tether to the metal chelator EDT A. In the presence of ferrous ion and oxygen this reagent efficiently produces single-strand breaks and some double-strand breaks in double helical DNA.

Additional Information

© 1982 American Chemical Society. Received September 28, 1981. We are grateful to the National Institutes of Health for grant support (GM27681) and a National Research Service Award (GM 07616) to R.P.H. Contribution No. 6538 from Division of Chemistry and Chemical Engineering California Institute of Technology, Pasadena, California 91125.

Additional details

Created:
August 19, 2023
Modified:
October 18, 2023