Cationic Albumin Nanoparticles for Enhanced Drug Delivery to Treat Breast Cancer: Preparation and In Vitro Assessment

Table 1

Effect of the amount of PEI added (μg per mg of HSA) on the physical characteristics of drug-loaded PEI-enhanced HSA nanoparticles prepared at pH 8.5, 20 mg/mL HSA (mean ± S.D., 𝑛=3).

Amount of PEI (μg) added per mg of HSA	Particle size (nm)	Zeta potential (mV)
0	99.63 ± 6.01	−46.9 ± 5.06
10	105.6 ± 8.07	+6.14 ± 1.11
20	121.7 ± 2.78	+12.3 ± 0.18
30	137.2 ± 8.20	+17.92 ± 1.04
40	135.5 ± 4.27	+18.38 ± 3.7