TY - JOUR T1 - SITE-DIRECTED MUTAGENESIS OF SINGLE-STRANDED AND DOUBLE-STRANDED DNA BY PHOSPHOROTHIOATE APPROACH JO - METHODS IN ENZYMOLOGY PY - 1993/01/01 AU - OLSEN DB AU - SAYERS JR AU - ECKSTEIN F ED - VL - 217 SP - 189 EP - 217 Y2 - 2024/09/20 ER -