A method is provided for label free analysis of nucleic acid materials. In accordance with the present invention, a fluorescent material is provided having a certain fluorescence emission without nucleic acids attached thereto. The fluorescent material of the present invention, has a greater emission upon the binding of a single stranded nucleic acid and an even greater emission upon the binding of a double stranded nucleic acid allowing detection of double stranded binding without using a label attached to the DNA.

 
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