Table 1.

Hydrodynamic size and zeta potential of SPIONs and polymer conjugates.

Nanoparticle	DLS Mean (nm)	Polydispersity INDEX (PI)	Standard Deviation (SD)	Zeta (mV)
SPIONs	90.3	0.373	14.4	−15.8
BS-S	113	0	4.2	48.7
BS-SP	162.3	0	4.8	−54.2
BS-SPP	381.8	0	54.3	−64.2