TEM size = SE (nm) DLS volume-weighted size (PDI) (nm) Electrophoretic potential ± SE (mV)
SPION 9.5±1.4 201 (0.22) -29±0.6
SPION/Au nanoshell - 57 (0.21) -21±0.9
PVP-coated nanoshell (MPNS) 15.8±3.5 102 (0.22) -30±0.7
MPTL 97.5±5.7 142 (0.20) -40±0.8
MPTL-DOX   240 (0.19) -39±0.6
Table 1: Properties of synthesized nanoparticles in different steps of fabrication.