R.M. Widmer

Two different chromatin structures coexist in ribosomal RNA genes throughout the cell cycle

Antonio Conconi, R.M. Widmer, Theo Koller et al. · Cell · 1989 · 394 citations

Chromatin, Chromatin Structure, Cell Division +15

Identification of fluoroquinolone antibiotics as the main source of <i>umuC</i> genotoxicity in native hospital wastewater

Andreas Hartmann, Alfredo C. Alder, Theo Koller et al. · Environmental Toxicology and Chemistry · 1998 · 314 citations

Main Source, Engineering, Municipal Wastewater +20

Primary DNA Damage But Not Mutagenicity Correlates with Ciprofloxacin Concentrations in German Hospital Wastewaters

Andreas Hartmann, Eva M. Golet, Stefan Gartiser et al. · Archives of Environmental Contamination and Toxicology · 1999 · 195 citations

Primary Dna Damage, Engineering, Environmental Engineering +15

Psoralen-crosslinking of DNA as a probe for the structure of active nucleolar chromatin

José M. Sogo, Penelope J. Ness, R.M. Widmer et al. · Journal of Molecular Biology · 1984 · 120 citations

Chromatin, Nucleic Acid Chemistry, Dna +15

Detection of genotoxic activity in native hospital waste water by the umuC test

Francesca Giuliani, Theo Koller, F.E. Würgler et al. · Mutation Research/Genetic Toxicology · 1996 · 81 citations

Environmental Engineering, Environmental Health, Forensic Toxicology +12