Significantly higher activity of a cytoplasmic hammerhead ribozyme than a corresponding nuclear counterpart: engineered tRNAs with an extended 3' end can be exported efficiently and specifically to the cytoplasm in mammalian cells. - Tomoko Kuwabara; Masaki Warashina; Shiori Koseki; Masayuki Sano; Jun Ohkawa; Kazuhisa Nakayama; Kazunari Taira (Nucleic Acids Res., 2001)

2-Pyridone and 3-oxo-1, 2, 6-thiadiazine-1, 1-dioxide derivatives: a new class of hydrogen bond equivalents of uracil. - Shun-ichi Kawahara; Tadafumi Uchimaru; Kazunari Taira (J. Comput. Aided Mol. Des., 2003)