PLGA concentration (% w/v) Particle size (nm ) PDI 0.8 393.2 ± 14.91 0.192 ± 0,007 1.3 349.3 ± 21.82 0.176 ± 0.037 1.6 344.5 ± 14.30 0.188 ± 0.004

Table 4: Effect of PLGA concentration on particles size and polydispersity (PDI) at the TDL 30 (% w/w), PVA = 0.5 (% w/v), pH = 9.