TY - RPRT TI - A rapid and sensitive method for plasmid copy number comparisons. AU - P C Weber AU - M Levine AU - J C Glorioso PY - 1989 DO - 10.1093/nar/17.14.5866 UR - https://pubmed.ncbi.nlm.nih.gov/2668898/ ID - 2668898 ER -