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Table 4 Various parameters of optimized formulation of PLGA and PLGA-PEG-NH2 NPs

From: Gemcitabine-loaded PLGA-PEG immunonanoparticles for targeted chemotherapy of pancreatic cancer

S. No.

Parameters

PLGA nanoparticles

PLGA-PEG-NH2 nanoparticles

1

Size (nm)

178 ± 8.5

132.5 ± 10

2

Polydispersity index (PDI)

0.095 ± 0.04

0.072 ± 0.03

3

Zeta potential (mV)

−59.88 ± 3.5

−38.43 ± 2.3

4

% Drug entrapment efficiency

35.16 ± 1.04

34.56 ± 1.35