TY - JOUR AU - Hern Paik AU - V. Roskens AU - Thomas Perkins BT - Nucleic Acids Research DA - 2013-10 DO - 10.1093/nar/gkt699 PY - 2013 SP - e179 EP - e179 T2 - Nucleic Acids Research TI - Torsionally constrained DNA for single-molecule assays: an efficient, ligation-free method UR - http://nar.oxfordjournals.org/lookup/doi/10.1093/nar/gkt699 VL - 41 SN - 0305-1048 ER -