Toward electrochemical resolution of two genes on one electrode: using 7-deaza analogues of guanine and adenine to prepare PCR products with differential redox activity.
Yang IV, Ropp PA, Thorp HH. Toward electrochemical resolution of two genes on one electrode: using 7-deaza analogues of guanine and adenine to prepare PCR products with differential redox activity. Anal Chem. 2002 Jan 15; 74(2):347-54.