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. 2013 Mar 14;8(3):e59086. doi: 10.1371/journal.pone.0059086

Table 1. Summary of loading and release efficiencies of the NPs.

Loading and Release Efficiencies of NP109 and NPm109
% Association % Released (24 hrs)
pH 7.6 pH 6 pH 4
NP109 91 (±9) 1 (±4) 14 (±14) 52 (±14)
NPm109 63 (±13) 13 (±3) 91 (±10) 96 (±7)

Values represent an average and standard deviation of three independent experiments read at λ = 263 nm.