1 Department of Chemistry, Graduate School of Science, Tohoku University Sendai 980-8578 Japan satoyuu@m.tohoku.ac.jp nishi@m.tohoku.ac.jp +81-22-795-6549 +81-22-795-6552.
We developed a new fluorescent peptide nucleic acid (PNA) probe, COT probe, capable of simultaneous recognition of 3'-overhang and double stranded sequences of target small interfering RNA (siRNA).