TY - RPRT TI - Structure-function characterization for ethidium photoaffinity labels as mutagens in Salmonella. AU - L W Yielding AU - W J Firth PY - 1980 DO - 10.1016/0027-5107(80)90067-6 UR - https://pubmed.ncbi.nlm.nih.gov/6993933/ ID - 6993933 ER -