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. Author manuscript; available in PMC: 2012 Apr 13.

Published in final edited form as: Biomacromolecules. 2010 Oct 13;11(11):3189–3195. doi: 10.1021/bm101055m

Table 1.

Sizes and zeta potentials of the pDNA complexes prepared.

Samples	Sizes [nm] and PDI		Zeta potential [mV]

	SL-Monomer^a	SL-Dimer^a	SL-Monomer^a	SL-Dimer^a
N/P 0.1	563 (0.679)	265 (0.856)	−43.1 ± 3.9	−33.4 ± 5.5
N/P 1	326 (0.862)	187 (0.720)	−37.9 ± 6.4	−29.8 ± 5.5
N/P 2	108 (0.564)	99 (0.524)	−37.5 ± 7.1	−26.2 ± 6.3
N/P 5	48.7, 698 (−)^b	31.5, 575 (−)^b	−36.9 ± 5.4	−22.7 ± 6.2
Silk proteins without pDNA	169 (0.453)	163 (0.821)	−30.5 ± 6.9	−13.9 ± 6.3
MeOH-treated (N/P 2)	146 (0.824)	130 (0.802)	−37.5 ± 5.1	−29.6 ± 5.7

^a

SL-Monmer: Silk-polylysine-ppTG1 monomer, SL-Dimer: Silk-polylysine-ppTG1 dimer.

^b

Bimodal size distribution and their PDI were not determined correctly.