Table 2.

Mean size, polydispersity index and zeta potential of nanoparticles and folate-conjugate nanoparticles determined by quasi-elastic light scattering. Data were shown as mean ± S.D.

Nanoparticles	Mean Size (nm)	Polydispersity Index	Zeta Potential (mV)
30BSA/70ALG	182 ± 82	1.4 ± 0.7	−0.12 ± 0.04 a
30BSA/70ALG–Fol	189 ± 81	1.7 ± 0.3	−69.3 ± 0.8 a
PTX-loaded 30BSA/70ALG–Fol	290 ± 126	1.8 ± 0.4	−67.3 ± 0.8 a
50BSA/50ALG	169 ± 28	1.5 ± 0.3	−0.43 ± 0.06 b
50BSA/50ALG–Fol	268 ± 102	1.4 ± 0.3	−66.2± 0.6 bc
PTX-loaded 50BSA/50ALG–Fol	296 ± 57	1.2 ± 0.4	−94.1± 0.4 bc

^a: significant statistical differences (p < 0.001) between 30BSA/70ALG y 30BSA/70ALG–Fol, and between 30BSA/70ALG and PTX-loaded 30BSA/70ALG–Fol; ^b: significant statistical differences (p < 0.001) between 50BSA/50ALG y 50BSA/50ALG–Fol, and between 50BSA/50ALG and PTX-loaded 50BSA/50ALG–Fol; ^c: significant statistical differences (p < 0.001) between 50BSA/50ALG–Fol and PTX-loaded 50BSA/50ALG–Fol.