Yoshinari Ohnishi

Genomic analysis of <i>Bacteroides fragilis</i> reveals extensive DNA inversions regulating cell surface adaptation

Tomomi Kuwahara, Atsushi Yamashita, Hideki Hirakawa et al. · Proceedings of the National Academy of Sciences · 2004 · 271 citations · Full text

Life Sciences, Genetics, Microbiology +17

Mutagenic assay of aromatic nitro compounds with Salmonella typhimurium

Hiroshi Tokiwa, Reiko Nakagawa, Yoshinari Ohnishi · Mutation Research Letters · 1981 · 163 citations

Pharmacy, Microbiology, Toxicology +9

Reduced Diversity and Imbalance of Fecal Microbiota in Patients with Ulcerative Colitis

Hideyuki Nemoto, Keiko Kataoka, Hideki Ishikawa et al. · Digestive Diseases and Sciences · 2012 · 157 citations

Life Sciences, Immunology, Microbiology +14

Detection of mutagenic activity in particulate air pollutants

Hiroshi Tokiwa, K Morita, Hiroaki Takeyoshi et al. · Mutation Research/Fundamental and Molecular Mechanisms of Mutagenesis · 1977 · 146 citations

Public Health, Environmental Sciences, Toxicology +14

Mutagenicity of nitro derivatives induced by exposure of aromatic compounds to nitrogen dioxide

Hiroshi Tokiwa, Reiko Nakagawa, K Morita et al. · Mutation Research/Environmental Mutagenesis and Related Subjects · 1981 · 129 citations

Pharmacy, Toxicology, Environmental Toxicology +12