Chemical Communications 2012-12-21

Measurement of the base number of DNA using a special calliper made of a split G-quadruplex.

Jinbo Zhu, Libing Zhang, Erkang Wang

Index: Chem. Commun. (Camb.) 48(98) , 11990-2, (2012)

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Abstract

A special DNA calliper made of a split G-quadruplex was constructed to measure the length of DNA in a single-digit base number range between two selected sequences. The enhanced fluorescence of PPIX changed with the distance between two G-rich segments.