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. Author manuscript; available in PMC: 2013 Dec 1.
Published in final edited form as: Electrophoresis. 2012 Nov 12;33(23):3448–3457. doi: 10.1002/elps.201200165

Table 1.

The tdp and ΔIbp values for all DNA molecules measured at all KCl concentrations.

KCl [M] λ DNA pXba1 pXba2 pBR322
Linear Circular Super coiled Circular Super coiled
td [μs] ΔIb[pA]/I0[nA] td [μs] ΔIb[pA]/I0[nA] td [μs] ΔIb[pA]/I0[nA] td [μs] ΔIb[pA]/I0[nA] td [μs] ΔIb[pA]/I0[nA] td [μs] ΔIb[pA]/I0[nA]
0.15 153 ± 42 32/7.0 82 ± 27 38/7.0
0.2 568 ± 37 28/3.55 294 ± 45 42/3.2 180 ± 30 58/3.2 50 ± 16 29.6/2.7
0.35 205 ± 52 37/14.4 108 ± 28 47/14.4
0.4 1394 ± 270 39/4.65 386 ± 46 79/5.7 214 ± 51 110/5.7 223 ± 30 37/16.6 139 ± 26 47/16.6 66 ± 16 51.5/4.7
0.45 240 ± 56 44/18.3 147 ± 32 53/18.3
0.6 2390 ± 275 73/5.4 71 ± 10 102.1/6.7
0.8 2480 ± 310 81/6.7 83 ± 12 111.4/9.2
1.0 2944 ± 645 104/9.8 434 ± 34 220/10.3 237 ± 31 315/10.3 495 ± 70 79/36.9 316 ± 53 104/36.9 94 ± 8 179.6/11.5