"A. Ohkubo,Y. Nishino,A. Yokouchi,Y. Ito,Y. Noma,Y. Kakishima,Y. Masaki,H. Tsunoda,K. Seio,M. Sekine","Stable triplex formation using the strong stacking effect of consecutive thionucleoside moieties",,"CHEMICAL COMMUNICATIONS",,"Vol. 47","No. 46","pp. 12556-12558",2011, "A. Ohkubo,K. Sasaki,Y. Noma,H. Tsunoda,K. Seio,M. Sekine","Efficient solid-phase synthesis of oligodeoxynucleotides having a 5 '-terminal 2,2,7-trimethylguanosine pyrophosphate linkage",,"BIOORGANIC & MEDICINAL CHEMISTRY",,"Vol. 17","No. 13","pp. 4819-4824",2009,July "A. Ohkubo,Y. Noma,K. Aoki,H. Tsunoda,K. Seio,M. Sekine","Introduction of 3 '-Terminal Nucleosides Having a Silyl-Type Linker into Polymer Supports without Base Protection",,"JOURNAL OF ORGANIC CHEMISTRY",,"Vol. 74","No. 7","pp. 2817-2823",2009,Apr.