title: Determination of plasmid molecular weights from ultraviolet sensitivities.
mesh_terms: D004260:DNA Repair; D004270:DNA, Circular / Q000528:radiation effects*; D004926:Escherichia coli; D008970:Molecular Weight; D010957:Plasmids / Q000528:radiation effects*; D014170:Transformation, Genetic / Q000528:radiation effects; D014466:Ultraviolet Rays
chemical_list: D004270:DNA, Circular