About OHTA Toshihiro
About School of Life Sciences, Tokyo Univ. of Pharmacy and Life Sciences
About Genes and Environment
About mutagen
About Genetic variation
About AF-2
About 4-Nitroquinoline-1-oxide
About 1-Nitropyrene
About Captan
About 変異原性
About 用量
About 変異原
About 誘導
About DNA損傷
About 変異誘発