Table 3

	PCS^a			EDS^b
Sample	Size^c (nm)	PDI^c,d	z-pot (mV)^c	Cd vs C(%)
PLGA503H NPs	160 (10)	0.05 (0.01)	-25 (2)
QD-PEG-NH₂	26 (1)	0.29 (0.01)	-21 (4)
QD-PEG-PLGA503 NPs	179 (13)	0.11 (0.02)	-17 (2)	0.4 (0.02)

^aPCS: Photon Correlation Spectroscopy analyses ^b EDS: Energy dispersive X-ray Spectroscopy
^c The values represent the means of at least three experiments; ±: standard deviation in parentheses.
^d PDI: polydispersity index.

Table 3: Chemico-physical characterization and EDS analysis of PLGA503H NPs, QD-PEG-NH₂ and QD-PEG-PLGA503 NPs