Table 1.

Amount of BSA-FITC bound to CPT cores at different concentration of protein.

C (BSA), mg/mL	C (BSA)/C (CPT), mg/mg	% BSA bound to the core	Hydrodynamic diametera, nm
Coated with (Hep/PLB16-5) shell, pH 3.0
0.35	0.62	97 ± 3	254 ± 15
0.64	1.16	91 ± 3	167 ± 12
1.28	1.01	43 ± 2	180 ± 15
1.90	1.13	30 ± 2	303 ± 14
2.50	4.96	100 ± 3	1152 ± 56
Coated with a (Hep/PLB16-5)4.5 shell, pH 7.4
0.24	0.24	64 ± 2	245 ± 2
0.36	0.36	69 ± 3	220 ± 4
0.64	0.69	54 ± 2	178 ± 2

^aC_PVP = 1.44 mg/mL