"K. Yamada,A. Ohkubo,Y. Esaka,T. Kanamori,Y. Masaki,K. Seio,M. Sekine","Base recognition of gap sites in DNA-DNA and DNA-RNA duplexes by short oligonucleotides",,"BIOORGANIC & MEDICINAL CHEMISTRY LETTERS",,"Vol. 23","No. 11","pp. 3448-3451",2013,June