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. Author manuscript; available in PMC: 2014 Dec 1.
Published in final edited form as: Biomaterials. 2013 Sep 19;34(38):10228–10237. doi: 10.1016/j.biomaterials.2013.09.003

Table 1.

(siRNA/PAMAM)-PK NPs with varying acid-degradability.

Size (nm) PDI Zeta potential
(mV)
(siRNA/PAMAM)-PK NP 1 72.1 ± 7.1 0.15 18.1 ± 0.4
(siRNA/PAMAM)-PK NP 2 131.8 ± 3.7 0.17 22.9 ± 0.4